{"product_id":"touptek-atr294c-deep-sky-cooled-camera-sony-imx294-colour","title":"ToupTek ATR294C Deep Sky Cooled Camera – Sony IMX294 Colour","description":"\u003cp\u003eThe \u003cstrong\u003eToupTek ATR294C\u003c\/strong\u003e is a professional one-shot colour deep sky cooled camera built around the Sony IMX294 sensor — a large-format, high-sensitivity colour sensor popular in the astrophotography community for its outstanding combination of sensitivity, dynamic range, and one-shot colour performance. The ATR294C pairs this proven sensor with ToupTek's advanced dual-stage TEC cooling system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWho Is This Product Best For?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe ATR294C is ideal for intermediate to advanced astrophotographers who want a large-format one-shot colour camera with excellent sensitivity. It is particularly well-suited for imaging extended nebulae, galaxies, and star-forming regions with natural colour in a single capture.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy Choose This Product?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSony IMX294 Large Format Colour Sensor:\u003c\/strong\u003e Wide dynamic range, high sensitivity, excellent one-shot colour performance for deep sky imaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Stage TEC Cooling:\u003c\/strong\u003e Up to 45°C below ambient with ±0.1°C precision temperature control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-Dew Window Heater:\u003c\/strong\u003e Four-level adjustable heating for reliable all-weather operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e512 MB DDR3 Buffer + USB 3.0 5 Gbps:\u003c\/strong\u003e Stable, high-speed data transfer for long imaging sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 1-Hour Exposures:\u003c\/strong\u003e Captures faint nebular and galactic detail in extended exposures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHCG\/LCG\/HDR Multi-Mode Support:\u003c\/strong\u003e Flexible gain modes for different target types and sky conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eRecommended Uses\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne-shot colour imaging of extended nebulae and galaxies\u003c\/li\u003e\n\u003cli\u003eWide-field astrophotography with imaging lenses\u003c\/li\u003e\n\u003cli\u003eColour deep sky imaging with duo-narrowband filters for light-polluted skies\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility and Accessory Notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequires external 12V 3A DC power supply or stable 11–14V lithium battery\u003c\/li\u003e\n\u003cli\u003eCompatible with ToupTek OAG-L, OAG-X, AFW-L filter wheel, and StellaVita controller\u003c\/li\u003e\n\u003cli\u003eM42 thread connection; adapters may be required for some telescopes\u003c\/li\u003e\n\u003cli\u003eCompatible with INDI, ASCOM, SharpCap, NINA, and APT\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant Limitations\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExternal power supply required — not USB-powered\u003c\/li\u003e\n\u003cli\u003eColour Bayer sensor — not ideal for pure narrowband imaging without a duo-narrowband filter\u003c\/li\u003e\n\u003cli\u003eLarge sensor format may require larger filters to avoid vignetting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the ATR294C compare to other colour cameras?\u003c\/strong\u003e\u003cbr\u003eThe IMX294 is a large-format, high-sensitivity sensor with wide dynamic range — it excels for colour imaging of extended deep sky objects and is a popular choice among intermediate to advanced astrophotographers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it with a narrowband duo filter?\u003c\/strong\u003e\u003cbr\u003eYes — a duo-narrowband filter (e.g., Hα\/OIII) works well with the ATR294C for imaging from light-polluted locations.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eOur Recommendation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe ToupTek ATR294C is a strong choice for astrophotographers who want a large-format colour camera with proven IMX294 sensor performance and professional TEC cooling. It delivers excellent one-shot colour results for extended deep sky targets and is a capable all-rounder for the serious imager.\u003c\/p\u003e","brand":"ToupTek Astro","offers":[{"title":"Default Title","offer_id":53400312479855,"sku":"ATR3CMOS10300KPA-C2","price":1062.6,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/pro_ATR294C.jpg?v=1782324304","url":"https:\/\/ontariotelescope.com\/products\/touptek-atr294c-deep-sky-cooled-camera-sony-imx294-colour","provider":"Ontario Telescope and Accessories","version":"1.0","type":"link"}