{"title":"Player One Off-Axis Guiders","description":"\u003cp\u003ePlayer One's FHD-OAG off-axis guiders come in two sizes, the compact FHD-OAG MINI and the larger FHD-OAG MAX, with an M68 adapter available for the MAX. Player One also offers a combined filter drawer and OAG for its Artemis cameras. Part of \u003ca href=\"\/collections\/off-axis-guiders\"\u003eOff-Axis Guiders\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"fhd-oag-max","title":"FHD-OAG MAX","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Player One FHD-OAG MAX is an off-axis guider that places a pickoff prism into your imaging train so a guide camera sees the same light as your main sensor, the most reliable way to guide long deep-sky exposures without flexure between separate scopes. Its larger prism makes it easier to land a usable guide star, and the low-profile aluminum body keeps added spacing to a minimum.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis OAG is for deep-sky imagers using Player One's larger cameras who want tight, flexure-free guiding on longer focal-length instruments where a separate guide scope would drift relative to the main optics.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features \u0026amp; Design\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge 8 × 14 mm prism:\u003c\/strong\u003e the near 16:9 prism footprint sweeps more sky for guide stars, so you spend less time hunting for something to lock onto.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow 17.5 mm extension:\u003c\/strong\u003e the guider adds only 17.5 mm of optical length, leaving more of your backfocus budget for filters and spacers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAluminum 6061-T6 body:\u003c\/strong\u003e aircraft-grade aluminum keeps the unit stiff and light so the prism holds its position under load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eOptical \u0026amp; Mechanical Design\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe pickoff prism stands 8 mm tall and measures 8 × 14 mm in a wide, near-16:9 orientation. That shape matters: a wider prism scans a larger patch of the field just outside your sensor, which raises the odds of finding a bright guide star without rotating the guider. Because the whole assembly adds only 17.5 mm of optical length, it fits into imaging trains where backfocus is tight.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eRecommended Uses\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUse the FHD-OAG MAX for long-exposure deep-sky astrophotography, especially at longer focal lengths where off-axis guiding outperforms a separate guide scope by eliminating differential flexure.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility \u0026amp; Accessory Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamera compatibility:\u003c\/strong\u003e Player One lists the MAX as supporting its Poseidon, Zeus, and Artemis series cameras.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilters and spacing:\u003c\/strong\u003e the low 17.5 mm profile helps you stay within backfocus when combining the OAG with a filter drawer or wheel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGood to Know Before You Order\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePlayer One does not publish the guider's thread standard, exact backfocus, or weight; if you need to confirm it fits a specific imaging train, contact us and we will help you check spacing.\u003c\/li\u003e\n\u003cli\u003eYou supply your own guide camera; the OAG provides the prism and pickoff, not the sensor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs it difficult to set up?\u003c\/strong\u003e It is straightforward for anyone comfortable assembling an imaging train: you thread the OAG into your train, position your guide camera at the prism's focus, and match it to your main camera's focus.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy choose an OAG over a guide scope?\u003c\/strong\u003e An off-axis guider shares your main optics, so there is no flexure between a separate guide scope and the imaging scope, a real advantage at long focal lengths.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich cameras does it fit?\u003c\/strong\u003e Player One lists support for its Poseidon, Zeus, and Artemis series.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eBottom Line\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe FHD-OAG MAX pairs a generous 8 × 14 mm prism with just 17.5 mm of added length, making flexure-free guiding easier to achieve on demanding long-focal-length rigs.\u003c\/p\u003e","brand":"Player One Astronomy","offers":[{"title":"Default Title","offer_id":44013802291311,"sku":"OAG-MAX","price":278.6,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/FHD-OAG-MAX-LOGO__28485.png?v=1766563252"},{"product_id":"player-one-fhd-oag-mini","title":"Player One FHD-OAG MINI","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Player One FHD-OAG MINI is a compact off-axis guider that drops a pickoff prism into your imaging train so a guide camera tracks on the same light path as your main sensor. Built around Player One's Ares-series and planetary cameras, it delivers flexure-free guiding in a small, low-profile aluminum body.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis OAG suits imagers running Player One Ares-series or planetary cameras who want off-axis guiding that shares the main optics rather than relying on a separate, flexure-prone guide scope.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features \u0026amp; Design\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8 × 14 mm prism:\u003c\/strong\u003e the wide, near 16:9 prism scans more of the surrounding field for a guide star, so locking on is easier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnly 17.5 mm extension:\u003c\/strong\u003e minimal added optical length keeps your backfocus budget intact for filters and adapters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAluminum 6061-T6 body:\u003c\/strong\u003e aircraft-grade aluminum holds the prism steady while keeping weight low.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eOptical \u0026amp; Mechanical Design\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe prism measures 8 × 14 mm and stands just 8 mm tall, set in a wide near-16:9 orientation so it sweeps a larger area beside your sensor for candidate guide stars. With only 17.5 mm of extension, the MINI fits into compact imaging trains where every millimeter of backfocus counts.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eRecommended Uses\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUse the FHD-OAG MINI for deep-sky and high-resolution imaging with compatible Player One cameras where you want the flexure-free tracking of an off-axis guider in a small package.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility \u0026amp; Accessory Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCamera compatibility:\u003c\/strong\u003e Player One lists the MINI as supporting its Ares series and planetary cameras.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpacing:\u003c\/strong\u003e the low 17.5 mm profile helps keep total backfocus within budget alongside filters or a drawer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGood to Know Before You Order\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePlayer One does not publish the guider's thread standard, exact backfocus, or weight; contact us if you need to confirm it fits a specific camera and train.\u003c\/li\u003e\n\u003cli\u003eYou provide your own guide camera; the OAG supplies the prism and pickoff only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs it difficult to set up?\u003c\/strong\u003e No more than any off-axis guider: thread it into your train, set your guide camera at the prism focus, and match it to your main camera's focus.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage over a guide scope?\u003c\/strong\u003e It shares your main optics, eliminating differential flexure between a separate guide scope and the imaging scope.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich cameras does it fit?\u003c\/strong\u003e Player One lists the Ares series and planetary cameras.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eBottom Line\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe FHD-OAG MINI brings flexure-free off-axis guiding to Ares-series and planetary setups in a compact 17.5 mm-profile body.\u003c\/p\u003e","brand":"Player One Astronomy","offers":[{"title":"Sedna-M USB3.0 Mono Camera (IMX178)","offer_id":44013890535535,"sku":"FHD-OAG MINI","price":264.6,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/FHD-OAG-MINI-LOGO__14503.png?v=1766565684"},{"product_id":"player-one-filter-drawer-and-oag-for-artemus","title":"Player One Filter Drawer and OAG for Artemis","description":"","brand":"Player One Astronomy","offers":[{"title":"Default Title","offer_id":44013925892207,"sku":null,"price":405.0,"currency_code":"CAD","in_stock":true}]},{"product_id":"player-one-m68-adapter-for-fhd-oag-max","title":"Player One M68 Adapter for FHD-OAG MAX","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Player One M68 Adapter is a machined aluminum 6061-T6 ring made for the FHD-OAG MAX off-axis guider. It provides an M68 threaded interface so the FHD-OAG MAX can connect to an M68-threaded telescope or flattener. It is a purely mechanical part with no glass and no electronics.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis is a good match if you own the Player One FHD-OAG MAX and need to mate it to an optical train that presents an M68 thread.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features \u0026amp; Design\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eM68 threaded interface:\u003c\/strong\u003e provides an M68 connection point for the FHD-OAG MAX.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade for the FHD-OAG MAX:\u003c\/strong\u003e designed specifically to fit that off-axis guider.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAluminum 6061-T6 body:\u003c\/strong\u003e light, corrosion-resistant, and dimensionally stable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully mechanical:\u003c\/strong\u003e no optical elements and no electrical connection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eRecommended Uses\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUse it to connect the FHD-OAG MAX to an M68-threaded telescope rear cell or flattener as part of a cooled-camera imaging train.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility \u0026amp; Accessory Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe adapter is intended for the Player One FHD-OAG MAX and an M68 optical interface. If you want to confirm the M68 thread pitch matches your telescope or flattener before ordering, send us the model and we will check it with you.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGood to Know Before You Order\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical adapter only:\u003c\/strong\u003e it carries no optical elements and passes no electronic signal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade for the FHD-OAG MAX:\u003c\/strong\u003e it is a dedicated ring for that off-axis guider rather than a general-purpose adapter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM68 interface:\u003c\/strong\u003e the mating optics need a matching M68 thread.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs it difficult to set up?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo — it threads onto the FHD-OAG MAX and its M68 mating part by hand.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is it best used for?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConnecting the Player One FHD-OAG MAX to an M68-threaded telescope or flattener.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it contain any optics?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. It is a bare mechanical ring with no lenses or coatings.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eBottom Line\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn short: a dedicated machined aluminum M68 ring that connects the Player One FHD-OAG MAX to an M68-threaded telescope or flattener.\u003c\/p\u003e","brand":"Player One Astronomy","offers":[{"title":"Default Title","offer_id":53834293674095,"sku":"M68-RING","price":40.6,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/M68-adapter-for-FHD-OAG-MAX.jpg?v=1784239833"}],"url":"https:\/\/ontariotelescope.com\/collections\/off-axis-guiders-player-one.oembed","provider":"Ontario Telescope and Accessories","version":"1.0","type":"link"}