{"title":"ZWO Camera Lenses \u0026 Adapters","description":"\u003cp\u003eZWO camera lenses and adapters let you put lenses in front of a ZWO astronomy camera, for all-sky monitoring, wide-field imaging or a small guide setup. The lenses include a 2.1mm 150° all-sky lens for 1\/3\" sensors, a 2.5mm 170° all-sky lens for 1\/2\" sensors and a 2.8mm to 12mm F1.4 CS zoom lens.\u003c\/p\u003e\u003cp\u003eAdapters connect T2 cameras to Canon EOS, Nikon, Micro 4\/3 and C\/CS lenses, and EOS and Nikon adapters fit ZWO EFW filter wheels.\u003c\/p\u003e","products":[{"product_id":"zwo-1-3-2-1mm-150-lens","title":"ZWO 2.1mm 150° All-Sky Lens - For 1\/3\" Sensors","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e2.1mm Focal Length\u003c\/li\u003e\n\u003cli\u003e150° Field of View\u003c\/li\u003e\n\u003cli\u003eOptimized for 1\/3\" Format Sensors\u003c\/li\u003e\n\u003cli\u003eFunctions as an All-Sky Camera Lens\u003c\/li\u003e\n\u003cli\u003eStandard CS-Mount Thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eZWO 2.1mm 150° All-Sky Lens - For 1\/3\" Sensors\u003c\/h2\u003e\n\u003cp\u003eThe ZWO 2.1mm CS-mount lens transforms your planetary camera into a dedicated all-sky monitoring tool, capturing a vast 150° field of view in a single frame. This lens is specifically designed for ZWO cameras equipped with a 1\/3\" sensor, such as the ASI120 or ASI224MC, providing edge-to-edge coverage for meteor detection and weather surveillance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCapture a 150° Horizon-to-Horizon View\u003c\/h3\u003e\n\u003cp\u003eWith a short 2.1mm focal length, this lens achieves an extremely wide 150° field of view. This allows you to capture the majority of the night sky at once, making it the ideal choice for recording meteor showers, tracking satellite passes, or monitoring cloud cover throughout the night without a tracking mount. The sky becomes a dynamic canvas rather than a static target.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eOptimized for 1\/3\" ZWO Guide \u0026amp; Planetary Cameras\u003c\/h3\u003e\n\u003cp\u003eThis lens is engineered to perfectly match the image circle of 1\/3\" format sensors. This ensures the entire sensor is illuminated without significant vignetting or wasted field, a common issue when pairing lenses with mismatched sensors. It is a direct-fit solution for popular models like the ZWO ASI120MM-S, ASI120MC-S, and ASI224MC, turning them into powerful scientific and surveillance instruments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCS-Mount Standard and Adapter Requirements\u003c\/h3\u003e\n\u003cp\u003eThe lens uses a standard CS-mount thread for direct connection to compatible camera bodies. Note that a C\/CS mount adapter is not included with this lens. To achieve proper focus, you will need the CS-mount adapter that was originally supplied with your ZWO camera, or purchase one separately. A CS-mount lens cannot reach focus on a camera with C-mount threads, since an adapter ring can only add distance, not remove it.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fit:\u003c\/strong\u003e Screws directly into the CS-mount threads found on many ZWO cameras.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot for C-Mount Cameras:\u003c\/strong\u003e A CS-mount lens will not reach focus on a camera body with C-mount threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocus Mechanism:\u003c\/strong\u003e Manual focus and aperture control allow you to set and lock the lens for consistent nightly operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of events can I capture with the ZWO 2.1mm 150° lens?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe ultra-wide 150° field of view is ideal for capturing large-scale celestial phenomena. You can record entire meteor showers like the Perseids or Geminids, track the paths of bright fireballs, monitor for transient events like aurora, or simply create time-lapses of the Milky Way rising and setting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhich ZWO cameras work best with this 2.1mm lens?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis lens is designed for cameras with a \u003cstrong\u003e1\/3\" sensor\u003c\/strong\u003e. The most common and recommended pairings are the ZWO ASI120 series (both monochrome and color) and the ASI224MC. Using it on a larger sensor will result in heavy vignetting and an incomplete image circle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I focus the ZWO 2.1mm all-sky lens?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFocus is achieved manually by turning the lens barrel. For astronomical use, it's best to focus at night on a bright star. Once sharp focus is achieved across the field, you can use the locking screw on the lens to fix its position for long-term, unattended operation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a tracking mount to use the ZWO 2.1mm lens?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, a tracking mount is not necessary. In fact, this lens is designed for static use on a fixed tripod. The 150° field of view is so wide that stars will take hours to drift across the frame, which is perfect for creating all-sky time-lapses and monitoring the sky from a fixed position.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill I need any filters with the ZWO 2.1mm lens for meteor observation?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor most all-sky applications like meteor showers (e.g., the Orionids), you do not need any filters. You want to capture as much light as possible. If you are in a light-polluted area, a simple IR-cut filter might help improve contrast slightly, especially with a color camera like the ASI224MC, but it is not a requirement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat adapter do I need to connect the ZWO 2.1mm lens to my camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis is a CS-mount lens. It will screw directly into a camera that has female CS-mount threads. It will not reach focus on a camera with C-mount threads, because a C-to-CS adapter ring only adds 5mm of spacing and cannot shorten the flange distance. Most ZWO cameras that this lens is designed for, like the ASI120, come with the necessary adapters, but the lens itself does not include one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eZWO-LENS-2.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e2.1mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField of View\u003c\/td\u003e\n\u003ctd\u003e150°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesigned Sensor Size\u003c\/td\u003e\n\u003ctd\u003e1\/3\" Format\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eCS-Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e2 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e150º CS Lens for ASI 1\/3\" Sensors\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.zwoastro.com\/software\/\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":44967384219933,"sku":"ZWO-LENS-2.1","price":31.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/ZWO-1-3-inch-2-1mm-150-degree-lens-1__84146.1596910045.1280.1280.jpg?v=1684341533"},{"product_id":"zwo-2-5mm-170-lens","title":"ZWO 2.5mm 170° All-Sky Lens - For 1\/2\" Sensors","description":"\u003cul class=\"DAV-feature-list\"\u003e\n  \u003cli\u003e2.5mm Focal Length\u003c\/li\u003e\n  \u003cli\u003e170° All-Sky Field of View\u003c\/li\u003e\n  \u003cli\u003eDesigned for 1\/2\" Format Sensors\u003c\/li\u003e\n  \u003cli\u003eCS-Mount Thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n  \u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n  \u003cli\u003eFAQ\u003c\/li\u003e\n  \u003cli\u003eSpecifications\u003c\/li\u003e\n  \u003cli\u003eIn the Box\u003c\/li\u003e\n  \u003cli\u003eDownloads\u003c\/li\u003e\n  \u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n  \u003cli class=\"active\"\u003e\n    \u003cdiv\u003e\n      \u003cdiv class=\"DAV-bg-light\"\u003e\n        \u003cdiv class=\"DAV-section-center\"\u003e\n          \u003ch2\u003eZWO 2.5mm 170° All-Sky Lens - For 1\/2\" Sensors\u003c\/h2\u003e\n          \u003cp\u003eThe ZWO 2.5mm 170° All-Sky CS Lens transforms your astronomy camera into a horizon-to-horizon sentinel, capturing a massive 170-degree field of view in a single frame. This 2.5mm focal length lens is engineered specifically for cameras with a 1\/2\" sensor, such as the ZWO ASI178 and ASI185 series, to monitor meteor showers, track atmospheric phenomena, or conduct sky surveillance.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"DAV-bg-light\"\u003e\n        \u003cdiv class=\"DAV-section\"\u003e\n          \u003ch3\u003eAchieve a 170° All-Sky Perspective\u003c\/h3\u003e\n          \u003cp\u003eThe primary function of this 2.5mm lens is to deliver an immense 170° field of view. This expansive coverage allows you to capture the entire visible sky dome at once, making it the ideal tool for time-lapses of the Milky Way's transit, recording meteor showers like the Perseids or Geminids, or monitoring for transient events like fireballs and satellite flares.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"DAV-bg-light\"\u003e\n        \u003cdiv class=\"DAV-section\"\u003e\n          \u003ch3\u003eOptimized for 1\/2\" Format Sensors\u003c\/h3\u003e\n          \u003cp\u003eThis lens is designed to match the imaging circle of 1\/2\" format sensors. When paired with cameras like the ZWO ASI178MM, ASI178MC, or ASI185MC, it produces a complete, circular all-sky image with minimal vignetting at the sensor's edges. This ensures that the data you collect from horizon to horizon is usable and consistent.\u003c\/p\u003e\n          \u003cul\u003e\n            \u003cli\u003e\n              \u003cstrong\u003eDirect Compatibility:\u003c\/strong\u003e Threads directly onto the CS-mount of compatible ZWO cameras.\n            \u003c\/li\u003e\n            \u003cli\u003e\n              \u003cstrong\u003eSensor Match:\u003c\/strong\u003e The 2.5mm focal length is calculated to project the full 170° field onto the smaller sensor format, preventing wasted field of view or excessive black borders.\n            \u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"DAV-bg-light\"\u003e\n        \u003cdiv class=\"DAV-section\"\u003e\n          \u003ch3\u003eCS-Mount Connection and Considerations\u003c\/h3\u003e\n          \u003cp\u003eThe lens features a standard CS-mount thread for direct attachment to many planetary and guide cameras. However, it's critical to note that a CS-mount lens will not reach focus on a camera with a C-mount thread. The CS flange distance is shorter than the C-mount distance, and an adapter ring can only add spacing, not remove it. If your ZWO camera needs a CS-mount adapter, it is not included with the lens.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat cameras are compatible with the ZWO 2.5mm All-Sky Lens?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eThis 2.5mm lens is specifically designed for cameras with a \u003cstrong\u003e1\/2\" sensor format\u003c\/strong\u003e and a CS-mount. It is an excellent match for models like the ZWO ASI178MM, ASI178MC, and ASI185MC. It will also work with the ASI120 series.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need any adapters to use the ZWO 2.5mm lens?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eIt depends on your camera's mount. The lens has a \u003cstrong\u003eCS-mount thread\u003c\/strong\u003e. If your camera (like the ASI178) has a native CS-mount, it will attach directly. If your camera uses a C-mount, this lens will not reach focus, because a C-to-CS adapter ring only adds spacing. No adapter is included.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the ZWO 2.5mm lens good for capturing the Geminids meteor shower?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eYes, absolutely. Its 170° field of view makes it perfect for meteor showers. You can point the camera straight up and capture meteors appearing anywhere in the sky without having to aim, making it an ideal setup for automated meteor detection with dedicated meteor detection software.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eWill this 2.5mm lens work with a larger sensor, like an APS-C camera?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eNo, this lens is not recommended for sensors larger than 1\/2\". The image circle it projects is too small for larger sensors and will result in severe vignetting, showing only a small illuminated circle in the center of a large black frame.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use filters with the ZWO 170° All-Sky Lens?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eThis lens does not have a standard filter thread on the front or rear element. It is designed for wide-field, unfiltered imaging of the night sky. Attempting to place a filter in the optical path would require a custom solution.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I focus the ZWO 2.5mm lens?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eThe lens has a manual focus ring. You will need to adjust it by hand to achieve sharp stars. It's best to perform this at night, viewing a live feed from the camera on a laptop screen and adjusting the focus until stars appear as tight points of light.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003ctable class=\"DAV-specifications\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eSKU\u003c\/td\u003e\n          \u003ctd\u003eZWO-LENS-2.5\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eFocal Length\u003c\/td\u003e\n          \u003ctd\u003e2.5mm\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eField of View\u003c\/td\u003e\n          \u003ctd\u003e170°\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMount\u003c\/td\u003e\n          \u003ctd\u003eCS-Mount\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eRecommended Sensor Format\u003c\/td\u003e\n          \u003ctd\u003e1\/2\"\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eWarranty\u003c\/td\u003e\n          \u003ctd\u003e2 Years\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cul class=\"DAV-grid\"\u003e\n      \u003cli class=\"DAV-grid-item\"\u003e\n        \u003cdiv\u003e\n          \u003cp class=\"DAV-item-title\"\u003e170º 2.5mm CS Lens\u003c\/p\u003e\n          \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cul class=\"DAV-grid\"\u003e\n      \u003cli class=\"DAV-grid-item\"\u003e\n        \u003ca href=\"https:\/\/www.zwoastro.com\/software\/\" target=\"_blank\"\u003e\n          \u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\n            \u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\n          \u003c\/svg\u003e\n          \u003cdiv\u003e\n            \u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/a\u003e\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":44967385956637,"sku":"ZWO-LENS-2-5","price":31.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/ZWO-2-5mm-170-degree-lens-1__46794.1596910046.1280.1280.jpg?v=1684341752"},{"product_id":"zwo-cs-lens-2-8mm-12mm-f1-4","title":"ZWO CS Lens 2.8mm-12mm F1.4","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e2.8mm to 12mm Zoom Focal Length\u003c\/li\u003e\n\u003cli\u003eFast f\/1.4 Aperture\u003c\/li\u003e\n\u003cli\u003e~100° Wide Field of View\u003c\/li\u003e\n\u003cli\u003eDesigned for 1\/3\" Format Sensors\u003c\/li\u003e\n\u003cli\u003eStandard CS-Mount Thread\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eZWO 2.8mm - 12mm f\/1.4 CS Lens\u003c\/h2\u003e\n\u003cp\u003eThe ZWO 2.8mm - 12mm f\/1.4 CS Lens transforms your small-format planetary camera into a dedicated all-sky instrument. Its variable 2.8mm to 12mm focal length provides a field of view up to approximately 100 degrees, while the fast f\/1.4 aperture gathers enough light for capturing transient events like meteors. This lens is specifically engineered for cameras with 1\/3\" sensors, such as the ZWO ASI120 series.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e2.8mm to 12mm Zoom for Framing the Sky\u003c\/h3\u003e\n\u003cp\u003eThe key to this lens is its flexible 2.8mm to 12mm zoom range. At 2.8mm, you can capture an immense swath of the sky, perfect for monitoring meteor showers or imaging the entire Milky Way band. Zooming in towards 12mm allows you to frame specific large constellations or regions of interest without swapping equipment, giving you compositional control directly at the lens.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe f\/1.4 Advantage for Faint, Fast Events\u003c\/h3\u003e\n\u003cp\u003eAn f\/1.4 focal ratio is exceptionally fast, maximizing light collection in short exposures. This is critical for capturing the fleeting streaks of meteors, which last only a fraction of a second. The wide aperture allows you to use higher frame rates and lower gain on your camera, resulting in cleaner, less noisy video captures of atmospheric phenomena or auroral displays.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCS-Mount Integration for 1\/3\" Sensors\u003c\/h3\u003e\n\u003cp\u003eThis lens uses the standard CS-mount, designed to match the small chip size of 1\/3\" format guide and planetary cameras. This ensures the entire sensor is illuminated without vignetting and that the resolution is matched to the camera's capabilities. Note that to connect this lens to a standard ZWO camera with T2 threads, you will need a separate T2-CS adapter.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Compatibility:\u003c\/strong\u003e Optimally pairs with cameras like the ZWO ASI120MC\/MM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdapter Required:\u003c\/strong\u003e A T2-CS or M42-CS adapter is necessary for connecting to most ZWO cameras.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse Case Limitation:\u003c\/strong\u003e The small image circle is not intended for larger format deep-sky cameras, which would show severe vignetting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat cameras work best with the ZWO 2.8-12mm CS Lens?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis lens is designed for cameras with a \u003cstrong\u003e1\/3\" sensor format\u003c\/strong\u003e. The classic pairing is with the ZWO ASI120 series cameras. Using it with a camera that has a larger sensor will result in a small image circle in the center of the frame and heavy vignetting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need an adapter to attach this ZWO lens to my camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. Most ZWO cameras feature a female T2 (M42x0.75) thread on the front. To attach this CS-mount lens, you will need a \u003cstrong\u003eT2-CS adapter\u003c\/strong\u003e, which is sold separately. This adapter provides the correct threading and spacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow can I use the ZWO 2.8-12mm lens to capture the Perseid meteor shower?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor the Perseids, set the lens to its widest focal length (\u003cstrong\u003e2.8mm\u003c\/strong\u003e) to maximize the sky coverage. Point your camera towards a dark part of the sky about 45 degrees away from the radiant in Perseus. The fast \u003cstrong\u003ef\/1.4 aperture\u003c\/strong\u003e will allow you to capture even faint meteors using short video exposures in a program like SharpCap or FireCapture.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the ZWO 2.8-12mm lens good for imaging planets or galaxies?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this lens is not suitable for planetary or deep-sky imaging. Its extremely short focal length (\u003cstrong\u003e2.8mm-12mm\u003c\/strong\u003e) is designed for ultra-wide-angle views of the sky. For planets, you need the long focal length of a telescope, and for most galaxies, you need a much longer focal length instrument to resolve any detail.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the \"fisheye\" effect mean for this ZWO lens?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAt its widest 2.8mm setting, the lens will exhibit significant barrel distortion, often called a \"fisheye\" effect. This means straight lines (like building edges) will appear curved, and constellations near the edge of the frame will look stretched. This is a normal optical characteristic of very wide-angle lenses and is necessary to achieve the ~100-degree field of view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use filters with the ZWO 2.8-12mm CS lens?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis lens does not have a standard front filter thread like a DSLR lens. It is designed for unfiltered, wide-field imaging of the night sky, such as for meteor showers or capturing the Milky Way in true color with a one-shot-color camera.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eZWO-LENS-2.8-12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e2.8mm - 12mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003ef\/1.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount\u003c\/td\u003e\n\u003ctd\u003eCS-Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Sensor Format\u003c\/td\u003e\n\u003ctd\u003e1\/3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField of View (approx.)\u003c\/td\u003e\n\u003ctd\u003e~100°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2.8mm - 12mm f\/1.4 CS Lens\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":44967433240861,"sku":"ZWO-LENS-2.8-12","price":53.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/ZWO-CS-Lens-2-8mm-12mm-F1-4-1__29815.1596910053.1280.1280.jpg?v=1684341838"},{"product_id":"zwo-eos-lens-adapter-for-efw","title":"ZWO EOS Lens Adapter for EFW","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eConnects Canon EF lenses to ZWO Electronic Filter Wheels (EFW); EF-S lenses are not supported\u003c\/li\u003e\n\u003cli\u003eEngineered for ZWO cameras with 6.5mm back focus (e.g., ASI1600)\u003c\/li\u003e\n\u003cli\u003eAdds 17.5mm of spacing to complete the 44mm Canon EF flange distance (6.5mm + 20mm EFW + 17.5mm)\u003c\/li\u003e\n\u003cli\u003eSecond-generation design with an improved, secure locking mechanism\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eZWO EFW-EOS Lens Adapter for 6.5mm Back Focus Cameras\u003c\/h2\u003e\n\u003cp\u003eThe ZWO EFW-EOS Adapter is the essential mechanical link for attaching Canon EF lenses to a ZWO Electronic Filter Wheel (EFW) and a cooled camera with 6.5mm of back focus. This second-generation adapter features an improved locking mechanism and adds the 17.5mm of spacing needed to reach the 44mm Canon EF flange distance, enabling you to use your high-quality camera lenses for wide-field astrophotography with filters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCanon Lens Integration for 6.5mm ZWO Cameras\u003c\/h3\u003e\n\u003cp\u003eThis adapter solves the specific back focus challenge of using Canon EF lenses with ZWO's popular 6.5mm back focus cameras, like the ASI1600 series, and an EFW. By bridging the mechanical and spacing gap, it enables wide-field imaging with proven telephoto optics, correctly establishing the 17.5mm distance required for a sharp, flat field with a filter wheel in the optical train.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eGeneration II Locking Mechanism\u003c\/h3\u003e\n\u003cp\u003eAs the second-generation version, this ZWO EFW-EOS adapter has been redesigned with a more robust and secure locking mechanism. You gain a more rigid connection between your lens and filter wheel, minimizing tilt and ensuring your optical train remains perfectly collinear throughout an imaging session, even with heavier telephoto lenses.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRigid Connection:\u003c\/strong\u003e Reduces the potential for flexure and optical tilt compared to the first-generation model.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure Mounting:\u003c\/strong\u003e Confidently attach heavy lenses without worrying about slippage or unwanted rotation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eASI1600 \u0026amp; EFW Wide-Field Imaging\u003c\/h3\u003e\n\u003cp\u003eThe primary use for this adapter is pairing a workhorse camera like the ZWO ASI1600 with a 7 or 8-position EFW and your existing Canon lenses. This combination turns your camera lens into a powerful, compact astrograph for capturing large targets like the Andromeda Galaxy (M31) or the Rho Ophiuchi cloud complex without requiring a telescope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the purpose of the ZWO EFW-EOS adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis adapter allows you to connect a \u003cstrong\u003eCanon EF lens\u003c\/strong\u003e (EF-S lenses are not supported) to a \u003cstrong\u003eZWO Electronic Filter Wheel (EFW)\u003c\/strong\u003e, which is then connected to a ZWO camera with \u003cstrong\u003e6.5mm of back focus\u003c\/strong\u003e. Its 17.5mm length, added to the camera's 6.5mm and the EFW's 20mm, gives the 44mm Canon EF flange distance needed for sharp focus across the entire sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I use this adapter to image the North American Nebula (NGC 7000) with my Canon lens and ASI1600?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAttach your Canon lens to this adapter, thread the adapter onto the front of your ZWO EFW, and then connect your ZWO ASI1600 camera to the back of the EFW. This creates a rigid, wide-field imaging rig perfect for large emission nebulae like NGC 7000, allowing you to use narrowband or LRGB filters with your camera lens.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the ZWO EFW-EOS adapter work with a full-frame camera like the ASI6200MC Pro?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this adapter is specifically designed for ZWO cameras with a \u003cstrong\u003e6.5mm back focus\u003c\/strong\u003e. Cameras like the ASI6200MC Pro have a different native back focus (17.5mm) and require a different adapter solution for use with Canon lenses and a filter wheel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main improvement in this second-generation ZWO EFW-EOS adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe key improvement is a redesigned, more secure \u003cstrong\u003elocking mechanism\u003c\/strong\u003e. This ensures a tighter, more rigid connection to the Canon lens, which is critical for preventing optical tilt and flexure, especially when using heavier telephoto lenses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I control the aperture of my Canon EF lens with this adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the ZWO EFW-EOS adapter provides a purely \u003cstrong\u003emechanical connection\u003c\/strong\u003e. It does not transmit electronic signals for aperture or autofocus control. Aperture must be set on the lens itself, if the lens has a manual aperture ring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need this adapter to connect my Canon lens directly to a ZWO camera without a filter wheel?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this adapter is specifically for integrating a ZWO Electronic Filter Wheel (EFW) into the imaging train. For a direct camera-to-lens connection, you would need a different ZWO EOS-T2 adapter designed for that purpose.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU Number\u003c\/td\u003e\n\u003ctd\u003eZWO-EFW-EOS-II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Mount\u003c\/td\u003e\n\u003ctd\u003eCanon EF (EF-S not supported)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Side Connection\u003c\/td\u003e\n\u003ctd\u003eZWO EFW (Electronic Filter Wheel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired Camera Back Focus\u003c\/td\u003e\n\u003ctd\u003e6.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdapter Optical Length\u003c\/td\u003e\n\u003ctd\u003e17.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFilter Wheel Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eShort EOS Adapter for EFW (Gen II)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.zwoastro.com\/software\/\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":44967437992221,"sku":"ZWO-EFW-EOS-II","price":69.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/ZWO-EOS-Lens-Adapter-for-EFW-1__74924.1596910055.1280.1280.jpg?v=1684341937"},{"product_id":"zwo-t2-to-canon-eos-ef-mount-lens-adapter","title":"ZWO T2 to Canon EOS EF-Mount Lens Adapter","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eConnects Canon EF lenses to any ZWO camera with M42 T2-threads\u003c\/li\u003e\n\u003cli\u003eTwo-part design supports cameras with 12.5mm or 17.5mm back focus\u003c\/li\u003e\n\u003cli\u003eIncludes a 5mm T2 extender for precise spacing adjustment\u003c\/li\u003e\n\u003cli\u003eInternal threads accept standard 2\" astronomy filters\u003c\/li\u003e\n\u003cli\u003eSecond-generation design with an improved, secure lens locking mechanism\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eZWO EOS-T2 II Lens Adapter for ASI Cameras\u003c\/h2\u003e\n\u003cp\u003eThe ZWO EOS-T2 II adapter connects your Canon EF lenses to any ZWO camera, utilizing a two-part design with an included 5mm T2 extender to achieve perfect back focus for cameras requiring either 12.5mm or 17.5mm. This second-generation model features an improved locking mechanism for a rigid, flex-free connection to your M42-threaded camera body.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDual Back Focus for 12.5mm and 17.5mm ZWO Cameras\u003c\/h3\u003e\n\u003cp\u003eThis adapter is engineered to work with the two primary back focus standards across the ZWO camera lineup. By adding or removing the included 5mm T2 extender, you can ensure your Canon lens reaches infinity focus with nearly any ZWO camera.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e17.5mm Back Focus (Adapter Only):\u003c\/strong\u003e Use the main adapter body without the extender for cooled ASI cameras (except the ASI6200 and ASI2400), as well as uncooled models like the ASI174, ASI294, ASI183, ASI1600, ASI533, and ASI2600.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12.5mm Back Focus (Adapter + Extender):\u003c\/strong\u003e Attach the 5mm T2 extender for smaller-format cameras, including the ASI120, ASI224, ASI290, ASI178, and ASI385.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAccepts 2\" Filters for Lens-Based Narrowband Imaging\u003c\/h3\u003e\n\u003cp\u003eThe interior of the EOS-T2 adapter is threaded to accept standard 2\" (M48x0.75) astronomy filters. This critical feature allows you to use light pollution, LRGB, or narrowband filters directly with your high-quality camera lenses, opening up new possibilities for wide-field astrophotography from any location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImproved Gen II Locking Mechanism\u003c\/h3\u003e\n\u003cp\u003eAs the second generation of this adapter, the EOS-T2 II features a redesigned and more robust locking mechanism. This ensures your Canon EF lens is held securely to the camera with zero rotational play or flexure, which is critical for maintaining sharp focus and consistent flat frames throughout an imaging session, even with heavier telephoto lenses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I know if I need the 5mm extender for my ZWO camera with the EOS-T2 adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe configuration depends entirely on your camera's native back focus. \u003cstrong\u003eIf you have a cooled ZWO camera (other than the ASI6200 or ASI2400) or an uncooled model like the ASI1600\/183\/294\/533\/2600, you do not need the extender.\u003c\/strong\u003e These cameras have a 17.5mm back focus. If you have a smaller guide-style or planetary camera like the ASI120\/224\/290, you must use the included 5mm extender to reach the required 12.5mm back focus.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I control aperture or autofocus with the ZWO EOS-T2 adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. The ZWO EOS-T2 is a purely mechanical adapter. It does not have any electronic contacts to communicate with the Canon EF lens. You must set the aperture on the lens manually before attaching it to the adapter (if possible) or shoot wide open. Focusing must also be done manually using your imaging software's focusing aids.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill this adapter work with Canon EF-S lenses?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis adapter is designed specifically for the \u003cstrong\u003eCanon EF mount\u003c\/strong\u003e. While some EF-S lenses might physically attach, their rear element often protrudes further back, which can interfere with filters or the camera sensor window. We recommend using only EF-mount lenses to ensure compatibility and avoid potential damage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I install a 2\" filter with the ZWO EOS-T2 adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe adapter has female M48x0.75 threads on the inside. Simply screw your 2\" filter directly into these threads on the camera side of the adapter before attaching the adapter to your ZWO camera body. This places the filter in the optical path between the lens and the sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eI want to image the Andromeda Galaxy (M31) with my ASI533MC Pro and a Canon 135mm lens. What configuration do I use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor your ASI533MC Pro, you will use the ZWO EOS-T2 adapter \u003cstrong\u003ewithout the 5mm extender\u003c\/strong\u003e. The ASI533MC Pro has a native 17.5mm back focus, which the main adapter body is designed for. You can thread a 2\" light pollution filter inside the adapter to help manage skyglow and improve contrast on M31.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the ZWO EOS-T2 adapter for all-sky imaging with a fisheye lens and my ASI178MC?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, this is an excellent application. The ASI178MC has a 12.5mm back focus, so you must use the ZWO EOS-T2 adapter \u003cstrong\u003ewith the 5mm T2 extender attached\u003c\/strong\u003e. This combination will allow your Canon EF-mount fisheye lens to achieve proper infinity focus for capturing meteor showers or the entire Milky Way arch.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eZWO-EOS-T2-II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Mount\u003c\/td\u003e\n\u003ctd\u003eCanon EF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Mount\u003c\/td\u003e\n\u003ctd\u003eM42x0.75 (T2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e2 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eEOS-T2 Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e5mm T2 Extender\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":44967438024989,"sku":"ZWO-EOS-T2-II","price":83.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/ZWO-EOS-T2-Adapter-1__03240.1596910055.1280.1280.jpg?v=1684341939"},{"product_id":"zwo-t2-to-c-cs-adapter","title":"ZWO T2 To C\/CS Adapter","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eConnects C-mount and CS-mount lenses to T2-threaded cameras\u003c\/li\u003e\n\u003cli\u003eAdds a precise 7mm to the optical path length\u003c\/li\u003e\n\u003cli\u003eStandard M42x0.75 male threads for universal camera compatibility\u003c\/li\u003e\n\u003cli\u003eAll-metal, black anodized construction minimizes reflections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eZWO T2 to C\/CS Adapter\u003c\/h2\u003e\n\u003cp\u003eThe ZWO T2 to C\/CS Adapter connects lenses with C or CS-mount threads to any camera body using the standard M42 T2-thread. This all-metal adapter adds a fixed optical length of 7mm, establishing the correct back focus for both C-mount (17.5mm) and CS-mount (12.5mm) lens standards when paired with compatible ASI cameras.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDual C\/CS Lens Compatibility with 7mm Optical Length\u003c\/h3\u003e\n\u003cp\u003eThis adapter provides a single, robust solution for two distinct lens standards. It presents standard male M42 (T2) threads to your camera and female C\/CS threads that accept the lens. The adapter's fixed 7mm thickness is the key dimension that correctly positions the sensor relative to the lens's focal plane.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eC-Mount Lens Back Focus:\u003c\/strong\u003e Results in a 17.5mm back focus distance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCS-Mount Lens Back Focus:\u003c\/strong\u003e Results in a 12.5mm back focus distance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Machined from black anodized aluminum to ensure a secure, non-reflective connection in your imaging train.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAdapting Guide Scopes and All-Sky Lenses with M42 Threads\u003c\/h3\u003e\n\u003cp\u003eThe primary function of the T2-CS adapter is to let you repurpose widely available and affordable C\/CS lenses for astronomical use. This is especially useful for creating compact, lightweight guide scope setups or for wide-field meteor cameras where a full telescope is unnecessary. The universal M42 T2-thread ensures it will connect to the vast majority of dedicated astronomy cameras, not just ZWO models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the ZWO T2-CS adapter used for?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe ZWO T2-CS adapter connects a C-mount or CS-mount lens (commonly used in security and machine vision) to an astronomy camera that has standard M42 T2-threads. This allows you to use compact, fast lenses for applications like autoguiding, all-sky imaging, or wide-field astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the ZWO T2-CS adapter handle both C and CS lenses?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe adapter physically accepts both C and CS-mount threads. The resulting back focus distance changes depending on which type of lens you attach. With a \u003cstrong\u003eC-mount lens, the back focus is 17.5mm\u003c\/strong\u003e. With a \u003cstrong\u003eCS-mount lens, the back focus is 12.5mm\u003c\/strong\u003e. You must ensure your camera's sensor-to-flange distance is compatible with these values.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the optical path length of the ZWO T2-CS adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe adapter itself has a physical thickness, or optical path length, of exactly \u003cstrong\u003e7mm\u003c\/strong\u003e. This dimension must be included in your back focus calculations when building your imaging train.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the ZWO T2-CS adapter to attach a security camera lens to my ASI120MM Mini for guiding?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNot directly. The ASI120MM Mini has an 8.5mm back focus and a 1.25\" nosepiece style body rather than M42 T2 female threads, so this adapter does not thread onto it. It is intended for ASI cameras with M42 threads whose back focus suits the 17.5mm (C) or 12.5mm (CS) lens requirement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the ZWO T2-CS adapter let me connect an f\/1.4 C-mount lens to my ASI585MC for meteor imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The ZWO T2-CS adapter connects the C-mount lens to the M42 threads on the ASI585MC. The uncooled ASI585MC has a back focus of 12.5mm, so check that your total spacing matches the 17.5mm a C-mount lens requires.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eAre there any other adapters needed to use the ZWO T2-CS adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this is a direct, one-piece adapter. One side threads into your camera's M42 T2-threads, and the other side threads onto your C or CS-mount lens. No other parts are required for the connection itself.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eZWO-T2-CS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdapter Type (Camera Side)\u003c\/td\u003e\n\u003ctd\u003eM42 (T or T2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdapter Type (Lens Side)\u003c\/td\u003e\n\u003ctd\u003eC or CS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Length\u003c\/td\u003e\n\u003ctd\u003e7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eZWO - 2 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eT2 to CS Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":44967446708509,"sku":"ZWO-T2-CS","price":17.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/ZWO-T2-To-C-CS-Adapter-1__19128.1596910061.1280.1280.jpg?v=1684342132"},{"product_id":"zwo-eos-lens-adapter-for-2-efw","title":"ZWO EOS Lens Adapter for 2\" EFW","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eConnects Canon EOS lenses to a ZWO 2\" Electronic Filter Wheel\u003c\/li\u003e\n\u003cli\u003eM54x0.75 male thread that threads directly into the 2\" EFW\u003c\/li\u003e\n\u003cli\u003eEnables filtered, wide-field astrophotography with DSLR lenses\u003c\/li\u003e\n\u003cli\u003eEngineered specifically for the larger 2\" ZWO EFW models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eZWO EOS Lens Adapter for 2\" EFW\u003c\/h2\u003e\n\u003cp\u003eThe ZWO EOS Lens Adapter for 2\" EFW (ZWO EFW2-EOS) provides the essential link between your Canon EOS-mount lenses and a ZWO 2-inch Electronic Filter Wheel. It features a robust M54x0.75 male thread that threads directly into the larger 2\" filter wheel body, enabling you to capture wide-field celestial images through your choice of filters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eM54x0.75 Thread for 2\" Filter Wheels\u003c\/h3\u003e\n\u003cp\u003eThis adapter is built around the M54x0.75 thread standard used on ZWO's 2\" EFW. This larger-diameter connection is critical for minimizing vignetting when pairing full-frame camera lenses with ZWO cameras that have large sensors. The secure, threaded interface ensures your imaging train remains perfectly collinear and free of light leaks throughout an imaging session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eInstallation and Compatibility with your 2\" EFW\u003c\/h3\u003e\n\u003cp\u003eProper installation requires a direct connection to the ZWO 2\" EFW. To achieve this, you must first remove the sensor tilt adapter plate that comes attached to your ZWO camera. This ensures the correct spacing and a flush fit between the filter wheel and the camera body.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequired EFW:\u003c\/strong\u003e This adapter is exclusively compatible with the ZWO 2\" Electronic Filter Wheel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncompatible EFWs:\u003c\/strong\u003e It is not mechanically compatible with the smaller ZWO 1.25\", 31mm, or 36mm filter wheels, which use a different thread size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eZWO EFW2-EOS vs. ZWO-EOS-T2 Adapter\u003c\/h3\u003e\n\u003cp\u003eZWO produces two primary EOS lens adapters for its filter wheels, and choosing the correct one is critical. The key difference is the rear connection thread, which dictates which filter wheel it can attach to.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZWO EFW2-EOS (This Model):\u003c\/strong\u003e Features a large M54x0.75 thread designed for the 2\" EFW. This is the correct choice for larger sensors and 2\" filters to avoid clipping the light path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZWO-EOS-T2 Adapter:\u003c\/strong\u003e Uses a smaller M42x0.75 (T2) thread. This version is designed for the 1.25\", 31mm, and 36mm EFWs, which are typically paired with cameras that have smaller APS-C or Four Thirds sensors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat do I need to connect my Canon EOS lens to a ZWO 2\" EFW?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou need this specific adapter, the ZWO EOS Lens Adapter for 2\" EFW (SKU: ZWO-EFW2-EOS). It has the correct M54x0.75 thread to attach directly to the 2\" filter wheel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill this ZWO EOS adapter work with my ZWO 36mm EFW?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. This adapter is exclusively for the ZWO 2\" EFW. The ZWO 36mm, 31mm, and 1.25\" filter wheels require the ZWO-EOS-T2 adapter, which uses a smaller M42 thread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need to modify my ZWO camera to install the EFW2-EOS adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, a minor adjustment is required. You must remove the sensor tilt adapter that comes pre-installed on the front of your ZWO cooled camera. This allows the camera to connect flush with the back of the 2\" EFW.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use this adapter to image the Orion Nebula (M42) with my ZWO ASI2600MC Pro camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. This adapter is the ideal component for that setup. It allows you to connect a wide-angle Canon EOS lens to your 2\" EFW, which would house your filters (like a dual-band filter), and then thread directly to your ASI2600MC Pro (after removing its tilt plate). This creates a powerful wide-field imaging rig perfect for large targets like the Orion Nebula (M42).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does this adapter use an M54x0.75 thread instead of a standard T2 thread?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe larger M54x0.75 thread is necessary to match the opening of the 2\" EFW. A smaller T2 (M42x0.75) thread would create a bottleneck in the light path, causing significant vignetting (darkened corners) on cameras with large sensors, especially when using full-frame EOS lenses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the warranty on the ZWO EFW2-EOS adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis ZWO adapter is covered by a 2-year manufacturer warranty, ensuring it is free from defects in materials and workmanship.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU Number\u003c\/td\u003e\n\u003ctd\u003eZWO-EFW2-EOS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Wheel Product Type\u003c\/td\u003e\n\u003ctd\u003eFilter Wheel Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eZWO - 2 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eEOS Lens Adapter for 2\" EFW\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.zwoastro.com\/software\/\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":44967453524253,"sku":"ZWO-EFW2-EOS","price":83.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/ZWO-EOS-Lens-Adapter-2-EFW-1__58784.1597107773.1280.1280.jpg?v=1684342348"},{"product_id":"zwo-nikon-lens-adapter-for-efw","title":"ZWO Nikon Lens Adapter for EFW","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eConnects Nikon F-mount lenses to ZWO Electronic Filter Wheels\u003c\/li\u003e\n\u003cli\u003eEngineered for cameras with 6.5mm back focus\u003c\/li\u003e\n\u003cli\u003eProvides 20 mm of spacing\u003c\/li\u003e\n\u003cli\u003eStandard M42x0.75 female thread for EFW attachment\u003c\/li\u003e\n\u003cli\u003eCompatible with 1.25\", 31mm, and 36mm ZWO EFW models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eZWO Nikon Lens Adapter for EFW\u003c\/h2\u003e\n\u003cp\u003eThe ZWO EFW-Nikon Adapter connects your Nikon lenses to select ZWO filter wheels, creating a 20 mm thick, rigid connection for wide-field imaging. It is engineered specifically for ZWO cooled cameras with a 6.5 mm back focus requirement, such as the ASI1600, ASI533, ASI183, and ASI294. The adapter features a standard M42x0.75 thread for direct attachment to ZWO's 1.25\", 31mm, and 36mm electronic filter wheels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eWide-Field Imaging with 1.25\", 31mm, and 36mm Filters\u003c\/h3\u003e\n\u003cp\u003eThis adapter unlocks the optical power of your Nikon F-mount camera lenses for serious astrophotography. By integrating a ZWO 1.25\", 31mm, or 36mm Electronic Filter Wheel (EFW), you can capture narrowband or LRGB data on sprawling targets like the North America Nebula (NGC 7000) or the Andromeda Galaxy (M31) using the same glass you trust for terrestrial photography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrecision Machined for a 6.5mm Back Focus\u003c\/h3\u003e\n\u003cp\u003eThe adapter's 20 mm thickness is precisely calculated to achieve correct spacing when paired with a ZWO EFW and a cooled camera that has a 6.5 mm back focus. This is a critical specification; cameras with a different back focus (such as 17.5mm) will not reach focus with this adapter. The all-metal, black-anodized construction ensures a secure, non-flexing connection between your lens and imaging train.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Cameras:\u003c\/strong\u003e Designed for ZWO models like the ASI1600, ASI183, ASI294, and ASI533, which all feature a 6.5mm back focus distance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure Connection:\u003c\/strong\u003e The M42x0.75 female thread provides a direct, stable attachment to the filter wheel, preventing tilt and maintaining optical alignment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhich cameras are compatible with the ZWO EFW-Nikon adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis adapter is designed exclusively for ZWO cooled cameras that have a \u003cstrong\u003e6.5mm back focus\u003c\/strong\u003e. This includes popular models such as the ASI1600 Pro, ASI183 Pro, ASI294 Pro, and ASI533 Pro. It is not compatible with cameras requiring 17.5mm of back focus.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhich ZWO filter wheels work with this Nikon lens adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe ZWO EFW-Nikon adapter connects via an M42x0.75 thread to ZWO's electronic filter wheels that accept \u003cstrong\u003e1.25\", 31mm, and 36mm filters\u003c\/strong\u003e. It is not designed for larger 2\" filter wheels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is the 6.5mm back focus requirement so important for the ZWO EFW-Nikon adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eCamera lenses, unlike telescopes, have a fixed and much shorter back focus distance. This adapter's 20 mm thickness is precisely machined to place the camera sensor at the exact focal plane of the Nikon lens when used with a ZWO EFW and a camera with 6.5mm of back focus. Using a camera with a different back focus will result in an inability to achieve a sharp image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the ZWO EFW-Nikon adapter without a filter wheel?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this adapter is specifically designed to connect a Nikon lens to a ZWO Electronic Filter Wheel (EFW). It does not provide a direct camera-to-lens connection and relies on the filter wheel body for both threading and correct spacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I use this Nikon adapter to image the Andromeda Galaxy (M31) with my ASI1600?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor a large target like the Andromeda Galaxy (M31), you could use a 200mm Nikon lens. Attach the lens to the ZWO EFW-Nikon adapter, connect the adapter to your ZWO EFW loaded with LRGB filters, and then thread the EFW onto your ASI1600. This setup gives you a wide field of view perfectly framed for M31, while allowing you to capture full-color data with your monochrome camera.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of using a Nikon lens with the ZWO adapter for the Rho Ophiuchi cloud complex?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Rho Ophiuchi cloud complex is an enormous region of the sky that requires a very wide field of view. Using a fast, wide-angle Nikon lens (e.g., 50mm f\/1.8) with the ZWO EFW-Nikon adapter allows you to capture the entire complex in a single frame. This is a field of view that is difficult or impossible to achieve with most telescopes, making this adapter an essential tool for ultra-wide-field astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eZWO-EFW-NIKON-II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFilter Wheel Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Mount\u003c\/td\u003e\n\u003ctd\u003eNikon F-mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera-Side Thread\u003c\/td\u003e\n\u003ctd\u003eM42x0.75 Female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRequired Camera Back Focus\u003c\/td\u003e\n\u003ctd\u003e6.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Thickness\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible ZWO EFW\u003c\/td\u003e\n\u003ctd\u003e1.25\", 31mm, 36mm models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e2 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eZWO EFW-Nikon II Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSpacers\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 4\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.zwoastro.com\/software\/\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":44967453720861,"sku":"ZWO-EFW-Nikon-II","price":83.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/ZWO-Nikon-Lens-Adapter-EFW-1__40075.1597108031.1280.1280.jpg?v=1684342354"},{"product_id":"zwo-nikon-t2-adapter","title":"ZWO Nikon-T2 Adapter","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAttaches Nikon F-mount lenses to ZWO cameras\u003c\/li\u003e\n\u003cli\u003eStandard M42x0.75 T-thread camera interface\u003c\/li\u003e\n\u003cli\u003e29mm main body length for 17.5mm back-focus cameras\u003c\/li\u003e\n\u003cli\u003eIncludes 5mm extender for 12.5mm back-focus cameras\u003c\/li\u003e\n\u003cli\u003e2-Year Manufacturer Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eZWO Nikon T2 Adapter for ASI Cameras\u003c\/h2\u003e\n\u003cp\u003eThe ZWO Nikon-T2 II Adapter connects your Nikon F-mount lenses to any ZWO ASI camera with a standard M42 T-thread, providing a rigid connection backed by a 2-year warranty. Its primary 29mm body is precisely machined to achieve the correct 46.5mm Nikon flange distance when paired with a camera that has 17.5mm of back focus. For cameras with 12.5mm of back focus, the included 5mm T2 extender creates the necessary 34mm of spacing for a sharp, focused field across the entire frame.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAchieve Perfect 46.5mm Flange Distance\u003c\/h3\u003e\n\u003cp\u003eThis adapter system is engineered to solve the primary challenge of using DSLR lenses on dedicated astronomy cameras: achieving the exact flange-to-sensor distance the lens was designed for. By combining the 29mm adapter body with ZWO cameras having 17.5mm of back focus (like most cooled models), you precisely hit the 46.5mm distance required by Nikon F-mount lenses. This ensures sharp stars corner-to-corner, free from the aberrations caused by incorrect spacing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eConfigurable Spacing: 29mm and 34mm Paths\u003c\/h3\u003e\n\u003cp\u003eZWO cameras come in two primary back-focus configurations, and this adapter accommodates both. The main 29mm adapter is the correct length for cooled cameras with 17.5mm of back focus. For uncooled planetary or guide cameras with 12.5mm of back focus, simply add the included 5mm T2 extender between the adapter and the camera to establish the required 34mm total adapter length.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e17.5mm Back-Focus Cameras:\u003c\/strong\u003e Use the 29mm adapter body only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12.5mm Back-Focus Cameras:\u003c\/strong\u003e Use the 29mm adapter body plus the 5mm T2 extender.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eDesigned for APS-C and Smaller Sensors\u003c\/h3\u003e\n\u003cp\u003eWith a clear aperture of 42mm, the Nikon-T2 adapter is capable of fully illuminating sensors up to APS-C size without vignetting from the adapter itself. This makes it an ideal choice for pairing wide-angle or telephoto Nikon glass with popular ZWO cameras. Note that this adapter is not recommended for full-frame sensors like those in the ASI6200 or ASI2400, as the M42 T-thread itself becomes the limiting factor for the image circle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I know if I need the 5mm extender for my ZWO camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou need the \u003cstrong\u003e5mm T2 extender\u003c\/strong\u003e if your ZWO camera has \u003cstrong\u003e12.5mm of native back focus\u003c\/strong\u003e. This typically includes the smaller, uncooled \"puck\" style planetary and guide cameras. If your camera has \u003cstrong\u003e17.5mm of back focus\u003c\/strong\u003e, like most ZWO cooled \"Pro\" models, you should connect the \u003cstrong\u003e29mm adapter\u003c\/strong\u003e directly to the camera without the extender.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the ZWO Nikon-T2 Adapter with full-frame cameras like the ASI6200?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this adapter is not recommended for ZWO's full-frame cameras. While the adapter has a 42mm clear aperture, the M42 T-threads on the camera side are too narrow to pass a full-frame image circle without causing significant vignetting. It is designed for cameras with APS-C or smaller sensors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use filters with the ZWO Nikon-T2 adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The adapter is designed to accept standard 2\" (M48x0.75 thread) filters. The filter threads are located inside the adapter, allowing you to install a light pollution or narrowband filter between your Nikon lens and ZWO camera.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow can I use the ZWO Nikon-T2 adapter to image the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eM31 is a massive target, making it perfect for camera lenses. A common choice is a 200mm or 300mm telephoto lens attached to a camera like the ASI533MC Pro using this adapter. This combination gives you a wide field of view to capture the entire galaxy and its companions, M32 and M110, in a single frame from a portable setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of Nikon lens works best with the ZWO Nikon-T2 adapter for wide-field nebula?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor large targets like the North America Nebula (NGC 7000) or the Rho Ophiuchi cloud complex, a fast, wide-angle lens is ideal. A high-quality 50mm f\/1.8 or 85mm f\/1.4 Nikon lens, when stopped down slightly to f\/2.8, provides a sharp, flat field that can capture enormous areas of nebulosity in a single shot when paired with a sensitive ZWO camera.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the thread type on the camera side of the ZWO Nikon-T2 adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe camera side of the adapter uses the universal \u003cstrong\u003eM42x0.75 T-thread\u003c\/strong\u003e, also known as a T2 thread. This is the standard connection for almost all dedicated astronomy cameras, ensuring broad compatibility across the ZWO ASI camera lineup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eZWO-NIKON-T2-II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Mount\u003c\/td\u003e\n\u003ctd\u003eNikon F-mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Mount\u003c\/td\u003e\n\u003ctd\u003eM42x0.75 (T2-thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdapter Length\u003c\/td\u003e\n\u003ctd\u003e29 mm (Main Body)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtender Length\u003c\/td\u003e\n\u003ctd\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e2 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eNikon-T2 II Adapter (29mm)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eT2 Extender (5mm)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSpacers\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 4\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.zwoastro.com\/software\/\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":44967454343453,"sku":"ZWO-Nikon-T2-II","price":97.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/ZWO-Nikon-T2-Adapter__87675.1597108397.1280.1280.jpg?v=1684342360"},{"product_id":"zwo-t2-to-micro-4-3-adapter","title":"ZWO T2 to Micro 4\/3 Lens Adapter","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAdapts M42x0.75 (T2) Threads to Micro 4\/3 (M43) Lens Mount\u003c\/li\u003e\n\u003cli\u003eEnables Use of Photographic Lenses on ZWO Astronomy Cameras\u003c\/li\u003e\n\u003cli\u003eAll-Metal, Black Anodized Construction\u003c\/li\u003e\n\u003cli\u003eMechanical Adapter - No Electronic Control for Focus or Aperture\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eZWO T2 to M43 Lens Adapter for Select ASI Cameras\u003c\/h2\u003e\n\u003cp\u003eThe ZWO T2 to M43 Lens Adapter connects your astronomy camera's M42 T-threads to the wide ecosystem of Micro 4\/3 lenses. This single-piece adapter bridges the two distinct optical standards, allowing you to use high-quality photographic lenses for astrophotography under a 2-year warranty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAdapt Micro 4\/3 Lenses to M42 T-Threads\u003c\/h3\u003e\n\u003cp\u003eUnlock wide-field astrophotography by mounting premium Micro 4\/3 photographic lenses directly to your ZWO astronomy camera. This adapter lets you leverage the excellent optics of M43 lenses to capture vast targets that are too large for a typical telescope field, such as the Andromeda Galaxy (M31) or the expansive Rho Ophiuchi cloud complex.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUnderstanding Manual Control with M43 Lenses\u003c\/h3\u003e\n\u003cp\u003eThis is a purely mechanical adapter with no electronic contacts to communicate with the lens. Consequently, both focus and aperture must be controlled manually on the lens itself. Before purchasing, confirm that your Micro 4\/3 lens allows for manual adjustment, as lenses relying on in-camera electronic control will not be adjustable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePhysical Compatibility with ZWO T2 Cameras\u003c\/h3\u003e\n\u003cp\u003eThe T2-M43 adapter is designed for select ZWO cameras that feature an external T2 (M42x0.75) thread and a specific mechanical design. Achieving focus depends entirely on your camera's native back focus. You must consult your camera’s mechanical drawings to confirm compatibility before use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid Construction:\u003c\/strong\u003e The adapter is machined from black anodized aluminum to provide a secure, flex-free connection between your camera and lens.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncompatible Models:\u003c\/strong\u003e Due to their different mechanical bodies, this adapter is not compatible with ZWO's larger format cameras (like the ASI2600 series) or the ZWO Mini camera lineup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhich ZWO cameras work with the ZWO T2-M43 adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe ZWO T2-M43 adapter is designed for select ZWO cameras with external T2 (M42) threads and a specific native back focus. Because it is a purely mechanical connection, you must verify your camera's mechanical drawing to ensure it can reach infinity focus with your chosen Micro 4\/3 lens.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I control aperture and focus electronically with this M43 adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. The ZWO T2-M43 adapter is a mechanical-only adapter and does not have electronic contacts. You must use Micro 4\/3 lenses that allow for \u003cstrong\u003emanual aperture control\u003c\/strong\u003e and \u003cstrong\u003emanual focusing\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat astrophotography is the ZWO T2-M43 adapter best for?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis adapter is ideal for wide-field astrophotography. Pairing a sensitive astronomy camera with a fast, wide-angle Micro 4\/3 lens lets you capture large targets like the North American Nebula (NGC 7000) or the entire Cygnus Loop in a single frame, which is often impossible with a telescope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill this adapter work with a ZWO ASI2600 or a ZWO Mini camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. This adapter is not compatible with ZWO's larger cameras like the ASI2600 series or the Mini camera lineup due to their specific mechanical designs and back focus requirements. It is intended for a different class of ZWO camera bodies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I attach the ZWO T2-M43 adapter to a compatible camera like an ASI533MC Pro?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor many compatible cameras, you must first remove any pre-installed T2 extenders from the camera body. For example, on an ASI533MC Pro, you would unthread the 11mm T2 ring. The ZWO T2-M43 adapter then threads directly onto the camera's main body, establishing the correct spacing for Micro 4\/3 lenses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use this adapter with a full-frame sensor camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile you can physically attach it to a T2-threaded full-frame camera (if back focus allows), it is not recommended. Micro 4\/3 lenses are designed to illuminate a smaller sensor and will cause significant vignetting and edge distortion on a full-frame chip.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eZWO-T2-M43\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Type (Camera Side)\u003c\/td\u003e\n\u003ctd\u003eM42x0.75 (T2) Female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens Mount (Lens Side)\u003c\/td\u003e\n\u003ctd\u003eMicro 4\/3 (M43)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eT2 to M43 Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.zwoastro.com\/software\/\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/zwo-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eZWO 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ZWO","offers":[{"title":"Default Title","offer_id":51220496449821,"sku":"ZWO-T2-M43","price":49.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/a24b87b33aca0353d3eda38dca56e36a.jpg?v=1777385901"}],"url":"https:\/\/davidastro.com\/collections\/zwo-camera-lenses-and-adapters.oembed","provider":"David Astro","version":"1.0","type":"link"}