{"title":"Askar SQA","description":"","products":[{"product_id":"askar-sqa55-quintuplet-petzval-astrograph-55mm-f-4-8","title":"Askar SQA55 Quintuplet Petzval Astrograph 55mm f\/4.8","description":"\u003ch2\u003eAskar SQA55 Quintuplet Petzval Astrograph — 55mm f\/4.8\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAskar SQA55\u003c\/strong\u003e is a 55mm aperture, 264mm focal length, f\/4.8 quintuplet air-spaced Petzval astrograph designed for astrophotographers who demand sharp, flat full-frame star fields with the speed and portability to image anywhere. The optical design incorporates one piece of SD glass and one piece of ED glass to suppress chromatic aberration across the entire 44mm image circle, producing clean round stars from centre to corner on full-frame and APS-C sensors.\u003c\/p\u003e\n\n\u003cp\u003eAs a Petzval-design telescope, the SQA55 does not require a separate flattener — the five-element optical group delivers a flat field natively. A manual focus ring with an adjustable dew shield allows precise focus control in the field, and the 14-blade aperture diaphragm provides smooth out-of-focus backgrounds when the aperture is stopped down for daytime or landscape photography.\u003c\/p\u003e\n\n\u003cp\u003eThe SQA55 ships with a military-grade waterproof carrying case — one of the only astrographs in this aperture class to do so — making it a genuinely travel-ready system for remote dark-sky sites, star parties, and expeditions.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Product Best For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTravel and portable-mount astrophotographers\u003c\/strong\u003e who need a full-frame-capable astrograph in the smallest, lightest, most rugged package available.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntermediate to advanced astrophotographers\u003c\/strong\u003e who want a fast, high-quality Petzval design without adding a flattener to their imaging train.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky imagers\u003c\/strong\u003e targeting large nebulae, star clusters, and Milky Way fields that benefit from 264mm focal length and f\/4.8 speed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-use photographers\u003c\/strong\u003e who also want a high-quality telephoto lens for landscape and daytime photography.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eImagers in light-polluted skies\u003c\/strong\u003e where the f\/4.8 speed dramatically shortens required exposure times.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Askar SQA55?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuintuplet Petzval with SD + ED glass\u003c\/strong\u003e — flat-field, colour-corrected performance across the full 44mm image circle at f\/4.8 with no external flattener required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast f\/4.8 focal ratio\u003c\/strong\u003e — collects light significantly faster than f\/6 or f\/7 instruments, cutting exposure times for faint nebulae and galaxies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMilitary-grade waterproof case included\u003c\/strong\u003e — the only astrograph in this class that ships with expedition-grade protection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e14-blade aperture iris\u003c\/strong\u003e — adjustable from f\/4.8 to f\/22 for daytime photography with smooth, rounded bokeh.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-purpose design\u003c\/strong\u003e — usable as a high-quality telephoto lens for landscape, wildlife, and event photography.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull-frame 44mm image circle\u003c\/strong\u003e — covers all modern full-frame DSLR, mirrorless, and dedicated astronomy cameras.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact and lightweight at 1.84kg OTA\u003c\/strong\u003e — compatible with ultralight tracking mounts for travel imaging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick-release accessory system\u003c\/strong\u003e — four quick-release bases on the tube body accept the optional quick-release handle bar and accessories tool-free.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Uses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eWide-field deep-sky astrophotography (nebulae, star clusters, Milky Way)\u003c\/li\u003e\n  \u003cli\u003eNarrowband and broadband filter imaging from light-polluted sites\u003c\/li\u003e\n  \u003cli\u003eTravel and remote dark-sky imaging on ultralight mounts\u003c\/li\u003e\n  \u003cli\u003eFull-frame DSLR, mirrorless, and dedicated astronomy camera imaging\u003c\/li\u003e\n  \u003cli\u003eLandscape and telephoto photography (daytime use with aperture iris)\u003c\/li\u003e\n  \u003cli\u003ePortable guided and unguided wide-field imaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and Accessory Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCamera connection:\u003c\/strong\u003e M48×0.75 rear thread with built-in M48×0.75 2\" filter thread. Compatible with standard T-rings and M48 camera adapters. The recommended back focus connection distance is 55mm (range: 50–60mm). DSLR and mirrorless cameras connect via a T-ring; dedicated astronomy cameras with M48 nosepieces connect directly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFilter compatibility:\u003c\/strong\u003e M67 front thread (67mm screw-in filters); M48×0.75 rear thread accepts 2\" astronomy filters directly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptional accessories:\u003c\/strong\u003e SQA55 Quick-Release Handle Bar, SQA55 AF Kit (electronic focuser adapter, sold separately).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNot compatible\u003c\/strong\u003e with the SQA Series Handle Bar or SQA Series Heightening Section — those accessories require a different mounting interface and are designed for the SQA70 and larger models.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Limitations\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManual focus only\u003c\/strong\u003e — the SQA55 does not have a motorized focuser. An electronic focuser requires the optional SQA55 AF Kit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot for visual observing\u003c\/strong\u003e — the SQA55 has no eyepiece holder or visual adapter. It is a dedicated photographic instrument.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e55mm back focus must be respected\u003c\/strong\u003e — the specified 50–60mm back focus range is critical for field flatness. Spacers outside this range will degrade corner star quality.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClosest focus distance 5m\u003c\/strong\u003e — the SQA55 cannot focus on subjects closer than 5 metres, limiting its terrestrial photography applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo dovetail plate included\u003c\/strong\u003e — the SQA55 ships with the OTA, handle, and carrying case only. A dovetail plate or tube rings are required for mounting on a standard saddle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a flattener?\u003c\/strong\u003e\u003cbr\u003eNo. The quintuplet Petzval design provides a flat field natively across the full 44mm image circle at f\/4.8.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it for visual observing?\u003c\/strong\u003e\u003cbr\u003eNo. The SQA55 is a dedicated imaging instrument with no eyepiece holder.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the back focus?\u003c\/strong\u003e\u003cbr\u003e55mm recommended, with a usable range of 50–60mm from the base of the M48×0.75 male thread.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs a motorized focuser available?\u003c\/strong\u003e\u003cbr\u003eYes — the optional SQA55 AF Kit adapts virtually any brand of electronic focuser motor to the SQA55's focus ring, sold separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work as a camera lens?\u003c\/strong\u003e\u003cbr\u003eYes, with the aperture iris set between f\/4.8 and f\/22. The closest focus distance is 5m, so it is best suited for landscape, astroscape, and distant subjects rather than close-up photography.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat mount do I need?\u003c\/strong\u003e\u003cbr\u003eAt 2.18kg gross, any equatorial tracking mount with at least a 4–6kg payload rating works well for imaging, including ultralight mounts like the ZWO AM5, iOptron HEM27, or Sky-Watcher Star Adventurer GTi.\u003c\/p\u003e\n\n\u003ch2\u003eOur Recommendation\u003c\/h2\u003e\n\u003cp\u003eAt Ontario Telescope and Accessories, we recommend the \u003cstrong\u003eAskar SQA55\u003c\/strong\u003e for any astrophotographer who values portability without optical compromise. The f\/4.8 speed, flat-field Petzval design, and military-grade carrying case make it one of the most capable travel astrographs available at any price point. If you regularly image from remote locations, dark-sky parks, or travel internationally for astrophotography, the SQA55 delivers professional-grade results from a system that fits in carry-on luggage. For larger aperture or longer focal length, consider the SQA70 or SQA85.\u003c\/p\u003e\n\n\u003ch2\u003eOptical Diagram Reports\u003c\/h2\u003e\n\u003cp\u003eThe following diagrams are provided for customers who wish to review the mechanical dimensions, camera connection specifications, and electronic focuser assembly details for the Askar SQA55.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/ad04c525-150e-432d-9d40-029448807e34.jpg?vf=B7gH3s\" alt=\"Askar SQA55 Product Size Diagram - tube and dew shield dimensions\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/1e3ab7f8-e65b-4607-83e8-a7797fbe3809.jpg?vf=B7gH3s\" alt=\"Askar SQA55 Connection Diagram - M48 rear adapter and camera connection details\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/6e54949f-2222-49c1-97bf-44f8e520df8a.jpg?vf=B7gH3s\" alt=\"Askar SQA55 AF Kit Assembly Diagram - electronic focuser motor installation on SQA55 focus ring\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":53154403614831,"sku":"SQA55-PETZVAL","price":1113.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/855d05fd-bdbb-47f2-ab27-4f90b22a2dd3.png?v=1779668681"},{"product_id":"askar-sqa70-quintuplet-petzval-astrograph-70mm-f-4-8","title":"Askar SQA70 Quintuplet Petzval Astrograph 70mm f\/4.8","description":"\u003ch2\u003eAskar SQA70 Quintuplet Petzval Astrograph — 70mm f\/4.8\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAskar SQA70\u003c\/strong\u003e is a 70mm aperture, 336mm focal length, f\/4.8 quintuplet air-spaced Petzval astrograph delivering sharp, flat full-frame star fields across the 44mm image circle. Two pieces of ED glass in the quintuplet optical group control chromatic aberration across the full field, and the Petzval design eliminates the need for an external flattener. With 27% more aperture than the SQA55 and a 336mm focal length that suits both wide-field nebulae and moderately framed galaxies, the SQA70 sits at a versatile middle position in the SQA Series lineup.\u003c\/p\u003e\n\n\u003cp\u003eThe rear adapter accepts M42, M48 (with built-in 2\" filter thread), and M54 connections — giving the SQA70 the widest camera compatibility in the SQA Series. The dew shield retracts for transport, and the OTA ships with an Oxford cloth case. The optional SQA Series Handle Bar and Heightening Section are both compatible with the SQA70.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Product Best For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntermediate to advanced astrophotographers\u003c\/strong\u003e upgrading from smaller astrographs who want more aperture and slightly longer reach than the SQA55.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull-frame imagers\u003c\/strong\u003e who want a versatile focal length that works for both large emission nebulae and framing individual galaxies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAstrophotographers on mid-payload mounts\u003c\/strong\u003e — at 3.5kg gross, the SQA70 works well on mounts rated for 6–10kg payload.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-purpose users\u003c\/strong\u003e wanting a fast Petzval for deep-sky imaging that can also serve as a telephoto for daytime photography (no aperture iris — fixed f\/4.8).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Askar SQA70?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuintuplet Petzval with 2× ED glass\u003c\/strong\u003e — flat-field, well-corrected across the full 44mm image circle at f\/4.8 with no flattener needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast f\/4.8\u003c\/strong\u003e — short exposure times for faint nebulae, ideal for narrowband imaging from light-polluted skies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidest camera compatibility in the SQA Series\u003c\/strong\u003e — M42, M48, and M54 rear adapters included.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile focal length at 336mm\u003c\/strong\u003e — well-suited to large nebulae, galaxy groups, and Milky Way star fields.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad back-focus range (37–68mm)\u003c\/strong\u003e — accommodates OAGs, filter drawers, and other accessories in the imaging train.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptional Handle Bar and Heightening Section compatible\u003c\/strong\u003e — easy to add carry handle and OTA clearance accessories.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Uses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eWide-field and mid-focal-length deep-sky astrophotography\u003c\/li\u003e\n  \u003cli\u003eLarge emission and reflection nebulae, galaxy groups, star clusters\u003c\/li\u003e\n  \u003cli\u003eNarrowband and broadband filter imaging\u003c\/li\u003e\n  \u003cli\u003eFull-frame DSLR, mirrorless, and dedicated astronomy camera imaging\u003c\/li\u003e\n  \u003cli\u003eGuided and unguided portable setups on mid-payload mounts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and Accessory Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCamera connections:\u003c\/strong\u003e M42, M48 (with built-in M48×0.75 2\" filter thread), and M54 adapters included. Recommended back focus 55mm; usable range 37–68mm from the rear adapter base.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptional accessories:\u003c\/strong\u003e SQA Series Handle Bar, SQA Series Heightening Section (both compatible). An electronic focuser motor can be fitted; contact us for the correct adapter for your focuser brand.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMount requirements:\u003c\/strong\u003e At 3.5kg gross, a mount with at least 6–8kg payload is recommended for stable imaging.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Limitations\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo aperture iris\u003c\/strong\u003e — the SQA70 is fixed at f\/4.8. It cannot be stopped down for daytime photography the way the SQA55 can.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot for visual observing\u003c\/strong\u003e — no eyepiece holder or visual adapter is included or available.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectronic focuser not included\u003c\/strong\u003e — manual focus only; a separate motor adapter is required for automated focusing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot compatible\u003c\/strong\u003e with the SQA55 Quick-Release Handle Bar or SQA55 AF Kit — those are SQA55-specific accessories.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a flattener?\u003c\/strong\u003e\u003cbr\u003eNo. The Petzval quintuplet design provides a flat field natively across 44mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the SQA70 compare to the SQA55?\u003c\/strong\u003e\u003cbr\u003eThe SQA70 has more aperture (70mm vs 55mm), a longer focal length (336mm vs 264mm), and wider camera compatibility (M42\/M48\/M54 vs M48 only). The SQA55 has an aperture iris for daytime use and ships with a military waterproof case. The SQA70 is better for imaging; the SQA55 is more portable and travel-rugged.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the back focus?\u003c\/strong\u003e\u003cbr\u003e55mm recommended; 37–68mm usable range from the rear adapter base.\u003c\/p\u003e\n\n\u003ch2\u003eOur Recommendation\u003c\/h2\u003e\n\u003cp\u003eAt Ontario Telescope and Accessories, we recommend the \u003cstrong\u003eAskar SQA70\u003c\/strong\u003e for astrophotographers who want more aperture and focal length than the SQA55 while keeping the system compact and versatile. Its broad camera compatibility, wide back-focus range, and fast f\/4.8 Petzval optics make it an excellent choice for a dedicated imaging refractor on a mid-sized mount.\u003c\/p\u003e\n\n\u003ch2\u003eOptical Diagram Reports\u003c\/h2\u003e\n\u003cp\u003eThe following diagrams cover the mechanical dimensions, camera connection specifications, locking screw positions, and electronic focuser assembly for the Askar SQA70.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/8d292646-f919-4112-bd3f-5dd0f2bf88b5.jpg?vf=B7gH3s\" alt=\"Askar SQA70 Product Size Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/3409f52b-4f6b-46f1-8352-b582287a7052.jpg?vf=B7gH3s\" alt=\"Askar SQA70 Connection Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/c5de3e75-9421-4e89-84e0-f05312ce3cb8.jpg?vf=B7gH3s\" alt=\"Askar SQA70 Locking Screw Position Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/ecf1a960-561a-4e5e-803a-f96bbd192fc5.jpg?vf=B7gH3s\" alt=\"Askar SQA70 Electronic Focuser Assembly Diagram part 1\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/0e0ab408-fc4e-4bd9-b6fc-98ee34b536a9.jpg?vf=B7gH3s\" alt=\"Askar SQA70 Electronic Focuser Assembly Diagram part 2\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":53154403909743,"sku":"SQA70-PETZVAL","price":2233.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/cc4f41c4-88c5-4e56-9324-f33223f7d5b0.jpg?v=1779668767"},{"product_id":"askar-sqa85-quintuplet-petzval-astrograph-85mm-f-4-8","title":"Askar SQA85 Quintuplet Petzval Astrograph 85mm f\/4.8","description":"\u003ch2\u003eAskar SQA85 Quintuplet Petzval Astrograph — 85mm f\/4.8\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAskar SQA85\u003c\/strong\u003e is an 85mm aperture, 408mm focal length, f\/4.8 quintuplet air-spaced Petzval astrograph incorporating two pieces of SD glass for high-grade chromatic aberration correction across its full-frame image circle. As the mid-range model in the SQA Series, the SQA85 steps up from the SQA70 with a significantly larger 85mm aperture and 408mm focal length — the same focal length as the Askar 60F, but delivered at f\/4.8 vs f\/6.8, meaning dramatically faster light collection and shorter required exposures.\u003c\/p\u003e\n\n\u003cp\u003eThe Petzval optical design provides a flat field natively, eliminating the need for a separate field flattener. Rear adapter options include M48, M54, and M68, making the SQA85 compatible with medium-format astrocameras. The optional SQA Series Handle Bar and Heightening Section are compatible, and the OTA ships in an Oxford cloth carry case.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Product Best For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdvanced astrophotographers\u003c\/strong\u003e seeking a large-aperture, flat-field imaging refractor at a fast focal ratio.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull-frame and medium-format imagers\u003c\/strong\u003e who want a Petzval astrograph with M68 connection compatibility for larger sensors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDeep-sky imagers targeting faint nebulae and galaxies\u003c\/strong\u003e who benefit from the 85mm aperture and f\/4.8 speed to shorten total integration time significantly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAstrophotographers on medium-to-large payload mounts\u003c\/strong\u003e — at 4.62kg gross, a mount rated for at least 8–10kg is recommended.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Askar SQA85?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo pieces of SD glass\u003c\/strong\u003e — superior chromatic aberration correction compared to standard ED glass designs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast f\/4.8 with 85mm aperture\u003c\/strong\u003e — significantly more light-gathering than smaller aperture or slower focal ratio alternatives.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eM48, M54, and M68 rear adapters\u003c\/strong\u003e — compatible with medium-format astrocameras and the widest range of dedicated astronomy cameras.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo external flattener required\u003c\/strong\u003e — flat-field Petzval design covers the full 44mm image circle natively.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad back-focus range (40–70mm)\u003c\/strong\u003e — accommodates filters, OAGs, and accessory adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Uses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced deep-sky astrophotography (faint nebulae, galaxy fields, star-forming regions)\u003c\/li\u003e\n  \u003cli\u003eNarrowband imaging (Hα, OIII, SII) from suburban and light-polluted sites\u003c\/li\u003e\n  \u003cli\u003eFull-frame and medium-format camera imaging\u003c\/li\u003e\n  \u003cli\u003eLong-integration imaging sessions on medium-to-large equatorial mounts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and Accessory Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCamera connections:\u003c\/strong\u003e M48, M54, and M68 adapters included. Built-in M48×0.75 2\" filter thread. Recommended back focus 55mm; usable range 40–70mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptional accessories:\u003c\/strong\u003e SQA Series Handle Bar, SQA Series Heightening Section (both compatible). Electronic focuser motor fitting is possible with appropriate adapter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMount requirements:\u003c\/strong\u003e Minimum 8–10kg payload recommended for stable imaging with the SQA85.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Limitations\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot for visual observing\u003c\/strong\u003e — no eyepiece holder or visual adapter is available.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectronic focuser not included\u003c\/strong\u003e — manual focus only without a separately purchased motor adapter.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRequires a capable mount\u003c\/strong\u003e — at 4.62kg gross, lightweight tracking mounts are not suitable for stable long-exposure imaging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the SQA85 compare to the SQA70?\u003c\/strong\u003e\u003cbr\u003eThe SQA85 has 85mm vs 70mm aperture, 408mm vs 336mm focal length, SD glass vs ED glass, and M68 compatibility for larger sensors. It collects more light per unit time but requires a heavier mount.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a flattener?\u003c\/strong\u003e\u003cbr\u003eNo. The Petzval quintuplet design provides a flat field natively.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sensors does it cover?\u003c\/strong\u003e\u003cbr\u003eThe 44mm image circle covers all full-frame sensors. M68 adapters allow connection to medium-format astrocameras up to 55mm diagonal.\u003c\/p\u003e\n\n\u003ch2\u003eOur Recommendation\u003c\/h2\u003e\n\u003cp\u003eAt Ontario Telescope and Accessories, the \u003cstrong\u003eAskar SQA85\u003c\/strong\u003e is our recommendation for advanced astrophotographers ready to step up to a larger-aperture, faster Petzval system. The two pieces of SD glass, M68 adapter compatibility, and f\/4.8 speed make it an excellent choice for serious narrowband and broadband imaging on a mid-to-large equatorial mount.\u003c\/p\u003e\n\n\u003ch2\u003eOptical Diagram Reports\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/94dac034-2489-4eea-b0a7-1eb07dbebac1.jpg?vf=B7gH3s\" alt=\"Askar SQA85 Product Size Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/3ebdb692-2464-4f34-a8ea-5e2fe2b05a40.jpg?vf=B7gH3s\" alt=\"Askar SQA85 Connection Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/65b887ac-8ae3-4bbb-82e8-582719bd009d.jpg?vf=B7gH3s\" alt=\"Askar SQA85 Locking Screw Position Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/new2022072923460240318\/cms\/image\/41845f58-0a1b-4c7e-a55a-304511b3d947.jpg?vf=B7gH3s\" alt=\"Askar SQA85 Electronic Focuser Assembly Diagram part 1\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/e6f74d23-8648-4887-aae9-f6a0767a384d.jpg?vf=B7gH3s\" alt=\"Askar SQA85 Electronic Focuser Assembly Diagram part 2\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":53154404073583,"sku":"SQA85-PETZVAL","price":3353.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/77765394-ec4f-4c6a-88e7-8849461b2e13.png?v=1779668845"},{"product_id":"askar-sqa106-quintuplet-petzval-astrograph-106mm-f-4-8","title":"Askar SQA106 Quintuplet Petzval Astrograph 106mm f\/4.8","description":"\u003ch2\u003eAskar SQA106 Quintuplet Petzval Astrograph — 106mm f\/4.8\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAskar SQA106\u003c\/strong\u003e is a 106mm aperture, 509mm focal length, f\/4.8 quintuplet air-spaced Petzval astrograph with two pieces of SD glass. As the larger of the two medium-format-capable SQA models, the SQA106 delivers a 55mm image circle that covers medium-format astrocameras such as the QHY600 and ZWO ASI6200, as well as all full-frame sensors. Its 509mm focal length at f\/4.8 is well-suited to framing individual galaxies, compact nebulae, and star-forming regions that benefit from moderate magnification with fast light collection.\u003c\/p\u003e\n\n\u003cp\u003eRear adapter options include M48, M54, and M68. The optional SQA Series Handle Bar and Heightening Section are both compatible. The OTA ships with an Oxford cloth case.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Product Best For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdvanced astrophotographers\u003c\/strong\u003e with medium-to-large equatorial mounts seeking the highest-aperture fast Petzval refractor in the SQA Series below the SQA130.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedium-format imagers\u003c\/strong\u003e using cameras with sensors up to 55mm diagonal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDeep-sky imagers targeting compact or moderately sized objects\u003c\/strong\u003e where a 509mm focal length provides more framing detail than wider systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSerious imagers\u003c\/strong\u003e who need M68 compatibility for maximum sensor coverage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Askar SQA106?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e106mm aperture at f\/4.8\u003c\/strong\u003e — the largest aperture fast Petzval astrograph in the SQA Series before the flagship SQA130.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedium-format 55mm image circle\u003c\/strong\u003e — covers APS-C, full-frame (44mm), and medium-format sensors up to 55mm diagonal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo pieces of SD glass\u003c\/strong\u003e — premium chromatic correction for clean star colour across the entire field.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e509mm focal length\u003c\/strong\u003e — versatile for galaxy clusters, compact nebulae, and detailed wide-field imaging.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad back-focus range (48–78mm)\u003c\/strong\u003e — accommodates OAGs, filter drawers, and spacers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Uses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced deep-sky astrophotography (galaxies, planetary nebulae, star clusters)\u003c\/li\u003e\n  \u003cli\u003eNarrowband and broadband imaging on large equatorial mounts\u003c\/li\u003e\n  \u003cli\u003eMedium-format astrocamera imaging\u003c\/li\u003e\n  \u003cli\u003eLong-integration sessions requiring maximum aperture efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and Accessory Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCamera connections:\u003c\/strong\u003e M48, M54, and M68 adapters included. Recommended back focus 55mm; usable range 48–78mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptional accessories:\u003c\/strong\u003e SQA Series Handle Bar, SQA Series Heightening Section.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMount requirements:\u003c\/strong\u003e At 8.12kg gross, a mount rated for at least 12–15kg payload is recommended.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Limitations\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavier system\u003c\/strong\u003e — at 8.12kg gross, requires a substantial equatorial mount. Not suitable for lightweight tracking mounts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot for visual observing\u003c\/strong\u003e — no eyepiece holder or visual adapter.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectronic focuser not included\u003c\/strong\u003e — requires a separately purchased motor adapter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the SQA106 differ from the SQA85?\u003c\/strong\u003e\u003cbr\u003eThe SQA106 has 106mm vs 85mm aperture, 509mm vs 408mm focal length, and a larger 55mm image circle vs 44mm. It covers medium-format sensors and provides more detail on compact objects but requires a heavier mount.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat sensors does it cover?\u003c\/strong\u003e\u003cbr\u003eUp to 55mm diagonal — covers APS-C, full-frame (44mm), and medium-format cameras such as the QHY600M, ZWO ASI6200, and similar.\u003c\/p\u003e\n\n\u003ch2\u003eOur Recommendation\u003c\/h2\u003e\n\u003cp\u003eAt Ontario Telescope and Accessories, we recommend the \u003cstrong\u003eAskar SQA106\u003c\/strong\u003e for advanced astrophotographers on capable mounts who want to step up to a larger aperture, longer focal length Petzval system with medium-format coverage. If your mount can handle the weight, the SQA106 delivers the best combination of speed, aperture, and sensor coverage in the SQA Series before the flagship SQA130.\u003c\/p\u003e\n\n\u003ch2\u003eOptical Diagram Reports\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/781d6501-472e-47d0-a857-87ac0595cb7e.jpg?vf=B7gH3s\" alt=\"Askar SQA106 Product Size Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/6054cd08-1ef2-4216-ab11-03c3e751632c.jpg?vf=B7gH3s\" alt=\"Askar SQA106 Connection Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/a07f750f-28e5-40f9-b02a-a58bb523ae21.jpg?vf=B7gH3s\" alt=\"Askar SQA106 Locking Screw Position Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/c1beb3c6-1947-4f0f-9922-265ec2103f99.jpg?vf=B7gH3s\" alt=\"Askar SQA106 Electronic Focuser Assembly Diagram part 1\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/60137c2e-6cfe-441e-9a53-547241935d8c.jpg?vf=B7gH3s\" alt=\"Askar SQA106 Electronic Focuser Assembly Diagram part 2\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":53154404171887,"sku":"SQA106-PETZVAL","price":4753.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/da1939c1-188a-4d4b-9147-ace5a3276b88.png?v=1779668921"},{"product_id":"askar-sqa130-quintuplet-petzval-astrograph-130mm-f-4-8","title":"Askar SQA130 Quintuplet Petzval Astrograph 130mm f\/4.8","description":"\u003ch2\u003eAskar SQA130 Quintuplet Petzval Astrograph — 130mm f\/4.8\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAskar SQA130\u003c\/strong\u003e is the flagship of the SQA Series — a 130mm aperture, 624mm focal length, f\/4.8 quintuplet air-spaced Petzval astrograph built for serious deep-sky astrophotographers who demand the maximum combination of aperture, focal length, and speed in a Petzval-design refractor. Two pieces of SD glass provide premium chromatic correction, and the 55mm medium-format image circle covers sensors up to 55mm diagonal, including cameras like the QHY600 series and ZWO ASI6200.\u003c\/p\u003e\n\n\u003cp\u003eAt 624mm focal length and f\/4.8, the SQA130 is the most capable instrument in the SQA range for detailed imaging of compact nebulae, galaxies, and galaxy groups, while the Petzval design still eliminates the need for an external flattener. Rear adapters include M48, M54, and M68. The optional SQA Series Handle Bar and Heightening Section are compatible. The OTA ships with an Oxford cloth case.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Product Best For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdvanced and observatory-level astrophotographers\u003c\/strong\u003e with large-payload equatorial mounts seeking maximum aperture and focal length in a fast Petzval refractor.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedium-format imagers\u003c\/strong\u003e requiring a 55mm image circle for their full sensor coverage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDeep-sky imagers\u003c\/strong\u003e targeting galaxies, planetary nebulae, and compact emission regions that benefit from 624mm focal length at f\/4.8.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDedicated observatory setups\u003c\/strong\u003e where the weight and size of the SQA130 are not a constraint.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Askar SQA130?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlagship 130mm aperture at f\/4.8\u003c\/strong\u003e — the most powerful combination of aperture and speed in the SQA Series.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e624mm focal length\u003c\/strong\u003e — the longest in the series, ideal for detailed imaging of galaxies and compact objects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMedium-format 55mm image circle\u003c\/strong\u003e — full coverage for the largest astrocamera sensors available.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo pieces of SD glass\u003c\/strong\u003e — the same premium chromatic correction as the SQA106 and SQA85.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo flattener required\u003c\/strong\u003e — quintuplet Petzval design is flat-field natively across 55mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eM48, M54, and M68 rear adapters\u003c\/strong\u003e — broadest sensor coverage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Uses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced deep-sky astrophotography (galaxies, compact nebulae, galaxy clusters)\u003c\/li\u003e\n  \u003cli\u003eNarrowband and broadband long-integration imaging\u003c\/li\u003e\n  \u003cli\u003eMedium-format astrocamera imaging\u003c\/li\u003e\n  \u003cli\u003eObservatory and fixed-pier setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and Accessory Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCamera connections:\u003c\/strong\u003e M48, M54, and M68 adapters included. Recommended back focus 55mm; usable range 46–76mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOptional accessories:\u003c\/strong\u003e SQA Series Handle Bar, SQA Series Heightening Section.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMount requirements:\u003c\/strong\u003e At 11.76kg gross, a mount rated for at least 18–20kg payload is strongly recommended for stable imaging. This is a large-aperture observatory-class instrument.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Limitations\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSubstantial weight and size\u003c\/strong\u003e — at 9.18kg OTA and 11.76kg gross, the SQA130 requires a serious mount and is not suitable for portable setups or travel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot for visual observing\u003c\/strong\u003e — no eyepiece holder or visual adapter.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectronic focuser not included\u003c\/strong\u003e — requires a separately purchased motor adapter for auto-focus.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSignificant investment\u003c\/strong\u003e — this is the top model in the SQA Series and priced accordingly. Ensure the mount and camera system justify this level of instrument.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the SQA130 compare to the SQA106?\u003c\/strong\u003e\u003cbr\u003eThe SQA130 has 130mm vs 106mm aperture, 624mm vs 509mm focal length, and 11.76kg vs 8.12kg gross weight. Both share the same f\/4.8 speed and 55mm image circle. The SQA130 provides more aperture and a longer focal length for more detailed imaging, but requires a significantly heavier mount.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this suitable for travel?\u003c\/strong\u003e\u003cbr\u003eNo. The SQA130 is an observatory-class instrument. At nearly 12kg gross, it is best suited to fixed or semi-permanent mount setups.\u003c\/p\u003e\n\n\u003ch2\u003eOur Recommendation\u003c\/h2\u003e\n\u003cp\u003eAt Ontario Telescope and Accessories, the \u003cstrong\u003eAskar SQA130\u003c\/strong\u003e is for astrophotographers who have reached the limits of smaller instruments and need the maximum aperture, speed, and focal length a Petzval refractor can offer. It is the definitive choice for serious imagers with the mount to support it.\u003c\/p\u003e\n\n\u003ch2\u003eOptical Diagram Reports\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/3ca0e729-be26-4ccf-8240-206e301472a4.jpg?vf=B7gH3s\" alt=\"Askar SQA130 Product Size Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/f0ed310b-342e-48f3-87aa-d93293a66953.jpg?vf=B7gH3s\" alt=\"Askar SQA130 Connection Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/b452b447-48dc-4885-9971-99a0590ef51e.jpg?vf=B7gH3s\" alt=\"Askar SQA130 Locking Screw Position Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/5dd1729a-2058-4cf6-9248-6705259bfbd4.jpg?vf=B7gH3s\" alt=\"Askar SQA130 Electronic Focuser Assembly Diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":53154404630639,"sku":"SQA130-PETZVAL","price":6718.6,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/fbb03084-0ac7-4bd0-ab38-5afd52ff1fc3.png?v=1779668993"},{"product_id":"askar-sqa55-quick-release-handle-bar","title":"Askar SQA55 Quick-Release Handle Bar","description":"\u003ch2\u003eAskar SQA55 Quick-Release Handle Bar\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAskar SQA55 Quick-Release Handle Bar\u003c\/strong\u003e is a dedicated carrying handle designed exclusively for the SQA55 astrograph. It mounts tool-free to any of the four quick-release bases on the SQA55 tube body and provides a secure, comfortable grip for transporting the telescope between setups.\u003c\/p\u003e\n\n\u003cp\u003eThe handle is constructed entirely from CNC-machined metal and measures 110mm in overall length. The top surface includes a standard finder scope base slot, making it dual-purpose as both a carry handle and an accessory mounting platform. Installation and removal are tool-free using the SQA55's quick-release system.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Product Best For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSQA55 owners\u003c\/strong\u003e who want a dedicated handle for safely carrying or repositioning the telescope.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTravel and star party users\u003c\/strong\u003e who frequently move the SQA55 between mount and case.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAstrophotographers\u003c\/strong\u003e who want a finder scope or guide scope mounting point on top of the OTA.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Askar SQA55 Quick-Release Handle Bar?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTool-free quick-release installation\u003c\/strong\u003e — clips into any of the four quick-release bases on the SQA55 without tools.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-metal construction\u003c\/strong\u003e — 110mm CNC-machined body, durable and light.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in finder scope base slot\u003c\/strong\u003e — mounts a finder, guide scope, or accessory directly on top of the handle.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFour mounting positions available\u003c\/strong\u003e — the SQA55 tube has four quick-release bases, allowing the handle to be positioned where it is most convenient.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Uses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eCarrying and repositioning the SQA55 at the telescope, mount, or carrying case\u003c\/li\u003e\n  \u003cli\u003eMounting a finder scope or guide scope on top of the SQA55 OTA\u003c\/li\u003e\n  \u003cli\u003eAccessory mounting on the SQA55 tube body\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and Accessory Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible telescope:\u003c\/strong\u003e Askar SQA55 only. The SQA55 Quick-Release Handle Bar uses the SQA55's proprietary quick-release base system and is not compatible with the SQA70, SQA85, SQA106, or SQA130 — those models use the standard SQA Series Handle Bar instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFinder base:\u003c\/strong\u003e Standard finder scope base on the top of the handle; accepts most standard dovetail-mount finder scopes and red dot finders.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Limitations\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSQA55 only\u003c\/strong\u003e — not compatible with any other SQA Series telescope.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot a dovetail plate\u003c\/strong\u003e — this is a carry handle and accessory mount, not a mount saddle adapter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it fit the SQA70 or other SQA models?\u003c\/strong\u003e\u003cbr\u003eNo. This handle is specific to the SQA55's quick-release base system. For SQA70 and larger models, use the SQA Series Handle Bar (sold separately).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mount a guide scope on it?\u003c\/strong\u003e\u003cbr\u003eYes. The standard finder base slot on top accepts most finder scopes and small guide scopes.\u003c\/p\u003e\n\n\u003ch2\u003eOur Recommendation\u003c\/h2\u003e\n\u003cp\u003eAt Ontario Telescope and Accessories, we recommend the \u003cstrong\u003eSQA55 Quick-Release Handle Bar\u003c\/strong\u003e as an essential companion for any SQA55 owner. At under $100, it adds meaningful convenience and a useful finder\/guide scope mounting point to a telescope that gets moved around frequently.\u003c\/p\u003e\n\n\u003ch2\u003eOptical Diagram Reports\u003c\/h2\u003e\n\u003cp\u003eSize diagram for the SQA55 Quick-Release Handle Bar:\u003c\/p\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/4fc50d80-4e8b-4bda-9cbd-4730cf459643.jpg?vf=B7gH3s\" alt=\"Askar SQA55 Quick-Release Handle Bar size diagram - 110mm overall dimensions\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":53155849666671,"sku":"SQA55-HANDLEBAR-QR","price":82.6,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/9873898c-15fc-46a1-90af-9fe10d6b5f1f.png?v=1779715445"},{"product_id":"askar-sqa-series-handle-bar","title":"Askar SQA Series Handle Bar","description":"\u003ch2\u003eAskar SQA Series Handle Bar\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAskar SQA Series Handle Bar\u003c\/strong\u003e is an optional all-metal carry handle and accessory mount compatible with the SQA70, SQA85, SQA106, and SQA130 astrographs. It attaches to the tube ring or body of SQA Series OTAs (except the SQA55, which uses its own dedicated quick-release handle), providing a secure 60mm elevated grip with anti-slip rubber pads on the base.\u003c\/p\u003e\n\n\u003cp\u003eThe handle is fully CNC-machined with a smooth surface-coated finish. A thumb-screw quick-release design allows tool-free installation and removal. The base includes a locking groove system for multiple stable locking positions, and a standard finder scope base slot on top accepts accessories.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Product Best For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSQA70, SQA85, SQA106, or SQA130 owners\u003c\/strong\u003e who want a carry handle for safely moving the OTA between mount and case.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAstrophotographers\u003c\/strong\u003e who want a convenient finder scope or guide scope mounting position on the top of the OTA.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUsers who frequently set up and break down\u003c\/strong\u003e who benefit from a secure grip when handling the telescope.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Askar SQA Series Handle Bar?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-metal CNC construction\u003c\/strong\u003e — durable, lightweight, and precisely machined.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e60mm height clearance\u003c\/strong\u003e — raises the handle high enough above the tube body for a comfortable grip even with accessories attached.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnti-slip rubber base pads\u003c\/strong\u003e — prevents the handle from rotating or shifting once locked.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThumb-screw quick-release\u003c\/strong\u003e — tool-free installation and removal in seconds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLocking groove base\u003c\/strong\u003e — multiple locking positions for stable, secure attachment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard finder base slot\u003c\/strong\u003e — top of the handle accepts finder scopes and red dot finders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Uses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eCarrying and repositioning SQA70, SQA85, SQA106, or SQA130 OTAs\u003c\/li\u003e\n  \u003cli\u003eMounting a finder scope or guide scope on top of the OTA\u003c\/li\u003e\n  \u003cli\u003eProviding a stable grip when balancing the telescope on the mount\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and Accessory Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible telescopes:\u003c\/strong\u003e Askar SQA70, SQA85, SQA106, and SQA130. \u003cstrong\u003eNot compatible with the SQA55\u003c\/strong\u003e — the SQA55 uses its own SQA55 Quick-Release Handle Bar with a different mounting interface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFinder base:\u003c\/strong\u003e Standard finder scope base on top accepts most standard-mount finders and red dot sights.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Limitations\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot for SQA55\u003c\/strong\u003e — the SQA55 uses a different proprietary quick-release system. Use the SQA55 Quick-Release Handle Bar instead.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCarry handle only\u003c\/strong\u003e — not a dovetail plate or mount adapter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it fit the SQA55?\u003c\/strong\u003e\u003cbr\u003eNo. The SQA55 uses a dedicated SQA55 Quick-Release Handle Bar with its own mounting system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I put a guide scope on it?\u003c\/strong\u003e\u003cbr\u003eYes. The standard finder base slot on top accepts most small guide scopes and finder scopes.\u003c\/p\u003e\n\n\u003ch2\u003eOur Recommendation\u003c\/h2\u003e\n\u003cp\u003eAt Ontario Telescope and Accessories, we recommend the \u003cstrong\u003eSQA Series Handle Bar\u003c\/strong\u003e for any SQA70, SQA85, SQA106, or SQA130 owner. It is a simple, well-built accessory that makes handling heavier SQA OTAs significantly more convenient and adds a useful accessory mounting point at the same time.\u003c\/p\u003e\n\n\u003ch2\u003eOptical Diagram Reports\u003c\/h2\u003e\n\u003cp\u003eSize diagram for the SQA Series Handle Bar:\u003c\/p\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/new2022072923460240318\/cms\/image\/a65028af-e0fe-414a-b916-839230f2d22d.jpg?vf=B7gH3s\" alt=\"Askar SQA Series Handle Bar size diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":53155854385263,"sku":"SQA-HANDLEBAR","price":91.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/fb28f99d-b28e-460b-be14-e15ea5e758d3.png?v=1779715497"},{"product_id":"askar-sqa-series-heightening-section","title":"Askar SQA Series Heightening Section","description":"\u003ch2\u003eAskar SQA Series Heightening Section\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAskar SQA Series Heightening Section\u003c\/strong\u003e is an optional 20mm all-metal spacer ring that attaches to the bottom of the SQA70, SQA85, SQA106, or SQA130 OTA. Its purpose is to increase the clearance between the bottom of the telescope tube and the mount, preventing the telescope from colliding with the mount head or counterweight shaft during equatorial tracking — a practical concern on telescopes with shorter tube-to-mount clearance.\u003c\/p\u003e\n\n\u003cp\u003eIn addition to collision protection, the heightening section creates extra space at the bottom of the OTA to accommodate different connecting devices, accessories, or cables routed along the optical train. The spacer is CNC-machined from metal and compatible with the same interface used by the SQA series tube ring mounting system.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Product Best For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSQA70, SQA85, SQA106, or SQA130 owners\u003c\/strong\u003e on equatorial mounts where the OTA sits close to the mount head and risks collision during slewing or tracking near the meridian.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAstrophotographers\u003c\/strong\u003e who need additional space at the bottom of the OTA for accessories, spacers, or cable routing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUsers on compact mounts\u003c\/strong\u003e where telescope-to-mount clearance is tight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Askar SQA Series Heightening Section?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrevents costly collision damage\u003c\/strong\u003e — adds 20mm of clearance between the telescope and mount during equatorial operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCreates accessory space\u003c\/strong\u003e — extra room at the OTA base accommodates connecting devices, spacers, or cable management.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll-metal construction\u003c\/strong\u003e — no flex, no play, no degradation to the rigidity of the optical train.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimple bolt-on installation\u003c\/strong\u003e — attaches directly to the tube ring mounting interface.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eRecommended Uses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003ePreventing OTA-to-mount collisions during equatorial tracking on SQA70–SQA130\u003c\/li\u003e\n  \u003cli\u003eCreating additional space at the bottom of the OTA for accessories\u003c\/li\u003e\n  \u003cli\u003eCable and connector routing clearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and Accessory Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible telescopes:\u003c\/strong\u003e Askar SQA70, SQA85, SQA106, and SQA130. \u003cstrong\u003eNot compatible with the SQA55\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHeight added:\u003c\/strong\u003e 20mm between the tube ring mounting base and the OTA.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Limitations\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNot for SQA55\u003c\/strong\u003e — the SQA55 uses a different tube interface and does not accept this section.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDoes not change optical performance\u003c\/strong\u003e — this is a purely mechanical spacer; it does not affect imaging or focus travel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow much clearance does it add?\u003c\/strong\u003e\u003cbr\u003e20mm between the OTA base and the mounting interface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it affect balance?\u003c\/strong\u003e\u003cbr\u003eSlightly — adding 20mm at the base shifts the OTA’s balance point marginally. Most users will need to adjust the dovetail plate position slightly to rebalance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it fit the SQA55?\u003c\/strong\u003e\u003cbr\u003eNo. SQA55 only.\u003c\/p\u003e\n\n\u003ch2\u003eOur Recommendation\u003c\/h2\u003e\n\u003cp\u003eAt Ontario Telescope and Accessories, we recommend the \u003cstrong\u003eSQA Series Heightening Section\u003c\/strong\u003e for any SQA70 or larger owner who has experienced or is concerned about OTA-to-mount clearance during equatorial tracking. At under $100, it is inexpensive insurance against potentially costly collision damage to the telescope or mount.\u003c\/p\u003e\n\n\u003ch2\u003eOptical Diagram Reports\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/new2022072923460166674\/cms\/image\/3005ffec-f47a-4b9e-94a1-de21eaf45ba2.jpg?vf=B7gH3s\" alt=\"Askar SQA Series Heightening Section size diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/pg2024111409483993253\/cms\/image\/246e6765-b5d2-4f07-88f7-81cbbf973fef.jpg?vf=B7gH3s\" alt=\"Askar SQA Series Heightening Section installation diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":53155856744559,"sku":"SQA-HEIGHTENING","price":91.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/7233b0c8-b330-4839-a56a-70645fbeaf07.png?v=1779715550"},{"product_id":"askar-sqa55-af-kit","title":"Askar SQA55 AF Kit","description":"\u003ch2\u003eAskar SQA55 AF Kit — Electronic Focuser Adapter for the SQA55\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eAskar SQA55 AF Kit\u003c\/strong\u003e is a precision-engineered electronic auto-focus adapter kit designed exclusively for the Askar SQA55 astrograph. It enables motorized focusing by connecting virtually any brand of electronic focuser (EAF) to the SQA55’s manual focus ring via a belt-and-pulley drive system. The kit includes four MXL synchronous belts of different lengths, two MXL synchronous pulleys, an adapter bracket, two L-shaped hollow plates, and all required hardware.\u003c\/p\u003e\n\n\u003cp\u003eUnlike most generic EAF installation methods, the SQA55 AF Kit is designed specifically to solve three common problems: adapters that are too long and block rear accessory ports, belt backlash from poorly tensioned drives, and cumbersome installation steps. The included tensioner pulley eliminates belt backlash, the custom-length adapter plate preserves rear port access, and the entire assembly can be installed or removed as a single unit. The L-shaped hollow plates use a slotted design to accommodate different EAF hole spacings, including larger-format focusers like those from Pegasus Astro.\u003c\/p\u003e\n\n\u003cp\u003eThe current version of the kit includes additional timing belts and pulleys pre-configured for ZWO EAF Pro and Touptek electronic focusers, in addition to supporting most other brands.\u003c\/p\u003e\n\n\u003ch2\u003eWho Is This Product Best For?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSQA55 owners\u003c\/strong\u003e who want motorized auto-focus for use with NINA, SGP, EKOS, or any software that supports EAF devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNarrowband and long-session imagers\u003c\/strong\u003e where thermal focus drift requires periodic automatic refocusing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemote or unattended observatory setups\u003c\/strong\u003e where manual focus adjustments are not practical.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUsers of ZWO EAF Pro or Touptek EAF\u003c\/strong\u003e who want a purpose-built, well-tensioned drive solution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the Askar SQA55 AF Kit?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorks with virtually any EAF brand\u003c\/strong\u003e — compatible with ZWO, Pegasus, Touptek, Primaluce, and most other electronic focuser motors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTensioner pulley eliminates backlash\u003c\/strong\u003e — improves auto-focus accuracy compared to direct or loosely tensioned belt drives.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustom-length adapter plate\u003c\/strong\u003e — designed specifically for the SQA55 so rear camera and filter connections remain unobstructed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstalls and removes as a complete assembly\u003c\/strong\u003e — mount or unmount the entire kit in one step; no reassembly required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlotted L-plates for variable EAF hole spacing\u003c\/strong\u003e — adjusts to fit focusers with different mounting hole patterns.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZWO EAF Pro + Touptek belts included\u003c\/strong\u003e — ready-to-use with these popular focuser models out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat’s in the Box?\u003c\/h2\u003e\n\u003cp\u003e4 MXL synchronous belts (different lengths), 2 MXL synchronous pulleys, 1 adapter bracket, 2 L-shaped hollow plates, 3 Allen wrenches (different sizes), 2 M4×10mm screws, 2 M3×10mm screws, 2 M4×12mm screws.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: The SQA55 telescope and all electronic focusers shown in the product images are not included and are for illustration only.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eRecommended Uses\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eAdding electronic auto-focus to the Askar SQA55\u003c\/li\u003e\n  \u003cli\u003eAutomated focus runs in NINA, SGP, KStars\/EKOS, or similar imaging software\u003c\/li\u003e\n  \u003cli\u003eRemote and semi-remote observatory setups\u003c\/li\u003e\n  \u003cli\u003eSessions requiring periodic thermal refocusing during long integrations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and Accessory Notes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible telescope:\u003c\/strong\u003e Askar SQA55 only. Not compatible with any other SQA Series telescope or other brands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEAF compatibility:\u003c\/strong\u003e Designed for most electronic focuser brands and models, with specific pre-configured belts\/pulleys for ZWO EAF Pro and Touptek EAF. Works with Pegasus, Primaluce, and others using the adjustable L-plate spacing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElectronic focuser not included\u003c\/strong\u003e — this kit provides the mechanical adapter; the EAF motor is purchased separately.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Limitations\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSQA55 only\u003c\/strong\u003e — this kit is designed and sized exclusively for the SQA55 focus ring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectronic focuser motor not included\u003c\/strong\u003e — the AF Kit is a mechanical adapter kit only. You will need a compatible EAF motor (e.g., ZWO EAF Pro, Touptek EAF) purchased separately.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRequires some mechanical assembly\u003c\/strong\u003e — while the kit is designed for straightforward installation, familiarity with belt-and-pulley focuser systems is helpful.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with ZWO EAF?\u003c\/strong\u003e\u003cbr\u003eYes — the kit includes belts and pulleys specifically pre-configured for ZWO EAF Pro and Touptek EAF.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with Pegasus Astro focusers?\u003c\/strong\u003e\u003cbr\u003eYes. The L-shaped adapter plates are fully slotted. Loosen the M4×12 screws, flip or adjust the plates to the correct hole spacing for your Pegasus unit, and re-tighten.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit other SQA telescopes?\u003c\/strong\u003e\u003cbr\u003eNo. This kit is designed exclusively for the SQA55 focus ring geometry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the SQA55 itself included?\u003c\/strong\u003e\u003cbr\u003eNo. The SQA55 and all EAF motors shown in the images are for illustration only.\u003c\/p\u003e\n\n\u003ch2\u003eOur Recommendation\u003c\/h2\u003e\n\u003cp\u003eAt Ontario Telescope and Accessories, we recommend the \u003cstrong\u003eAskar SQA55 AF Kit\u003c\/strong\u003e for any SQA55 owner who uses the telescope for long-session or remote astrophotography. The backlash-free tensioned belt drive and multi-brand EAF compatibility make it the cleanest and most reliable way to add auto-focus to the SQA55.\u003c\/p\u003e\n\n\u003ch2\u003eOptical Diagram Reports\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/new2022072923460166674\/cms\/image\/54832404-33c3-455d-b509-e3391fac3848.jpg?vf=B7gH3s\" alt=\"Askar SQA55 AF Kit size diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e\n\u003cimg src=\"https:\/\/omo-oss-image1.thefastimg.com\/portal-saas\/new2022072923460240318\/cms\/image\/c5af48c1-563f-47ed-9dd1-9d8fa5c23cf0.jpg?vf=B7gH3s\" alt=\"Askar SQA55 AF Kit installation diagram\" style=\"max-width:100%;display:block;margin:1em 0;\"\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":53155856777327,"sku":"SQA55-AF-KIT","price":121.8,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/0ed12fba-9585-4a2c-adb8-4ae40c51dbd5.png?v=1779715623"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/collections\/SQA85-e__33043.png?v=1779733803","url":"https:\/\/ontariotelescope.com\/collections\/askar-sqa.oembed","provider":"Ontario Telescope and Accessories","version":"1.0","type":"link"}