{"product_id":"svbony-sv133-5-position-filter-wheel-125in","title":"SVBONY SV133 5-Position Filter Wheel - 1.25\"","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAccommodates five standard 1.25\" threaded filters\u003c\/li\u003e\n\u003cli\u003eManual wheel with precise click-stop positioning\u003c\/li\u003e\n\u003cli\u003eT2-threaded connections for direct camera attachment\u003c\/li\u003e\n\u003cli\u003eSolid metal construction weighs only 351.5g (12.4oz)\u003c\/li\u003e\n\u003cli\u003eEnables rapid filter changes without removing your camera\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\u003eSVBONY SV133 1.25\" 5-Position Filter Wheel\u003c\/h2\u003e\n\u003cp\u003eThe SVBONY SV133 Filter Wheel streamlines your imaging workflow by holding five 1.25\" filters, allowing for rapid changes without disturbing your camera or focus. Its manual, click-stop carousel provides tactile feedback for precise alignment in the dark, and the all-metal body weighs just 351.5g to minimize focuser load.\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\u003e5-Position Carousel for Rapid 1.25\" Filter Swaps\u003c\/h3\u003e\n\u003cp\u003eStop wasting valuable imaging time unscrewing and re-threading filters in the dark. The SV133's internal carousel holds up to five standard 1.25\" filters, letting you switch from a luminance filter to RGB, or to a narrowband filter like H-alpha, with a simple turn of the wheel. This design keeps your filters protected from dust and fingerprints while dramatically speeding up your acquisition sequence.\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\u003eT2-Threaded Body for Secure DSLR and CCD Integration\u003c\/h3\u003e\n\u003cp\u003eBuilt for astrophotography, the SV133 uses standard T2 (M42x0.75) threads on both the telescope and camera side. This ensures a rigid, secure connection directly to your T2-equipped DSLR or dedicated astronomy camera, eliminating the flexure and potential light leaks common with less secure adapters. It provides a stable optical platform essential for sharp, calibrated images.\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\u003ePrecise Indexing: A 351.5g Zero-Flexure Design\u003c\/h3\u003e\n\u003cp\u003eEach of the five filter positions locks into place with a precise, tactile click, ensuring perfect and repeatable alignment with your camera's sensor every time. This positive indexing prevents optical deviation between exposures, which is critical for accurate flat-field calibration. The robust metal construction, weighing 351.5g, maintains this rigidity without placing excessive strain on your focuser.\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 does the SVBONY SV133 filter wheel attach to a telescope and camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe SVBONY SV133 features female T2 (M42x0.75) threads on the camera side and comes with a 1.25\" nosepiece and a T2-to-T2 adapter for the telescope side. You can thread it directly onto a T2-threaded focuser or insert the 1.25\" nosepiece into a standard focuser. Your T2-ring equipped DSLR or astronomy camera then threads directly onto the filter wheel for a secure connection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main advantage of the SV133 over changing 1.25\" filters manually?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary advantage is efficiency and consistency. With the SV133, you can switch between 5 different filters in seconds without removing your camera, risking dust on the sensor, or changing focus. Each filter clicks into the exact same position, which is crucial for taking accurate calibration frames (flats).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the SVBONY SV133 for planetary imaging of Jupiter with a color camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, absolutely. You can load the SV133 filter wheel with a UV\/IR Cut filter to sharpen the image, a light pollution filter like a UHC, and contrast-enhancing color filters (like a light blue #80A) to bring out detail in Jupiter's cloud bands. This allows you to quickly compare the view through different filters to see which provides the best detail on a given night.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhen imaging the Andromeda Galaxy (M31) with the SV133, what filters would be useful?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor imaging a broadband target like the Andromeda Galaxy (M31) with the SV133, a typical loadout would be:\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLuminance (L):\u003c\/strong\u003e For capturing fine detail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed (R), Green (G), Blue (B):\u003c\/strong\u003e For capturing color information.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eH-alpha (Ha):\u003c\/strong\u003e To capture the red star-forming regions within the galaxy's spiral arms.\u003c\/li\u003e\n\u003c\/ul\u003e\nThis allows you to complete a full LRGB+Ha imaging sequence efficiently.\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow much weight does the SVBONY SV133 add to my imaging train?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe SVBONY SV133 filter wheel has a net weight of \u003cstrong\u003e351.5g (12.4oz)\u003c\/strong\u003e without filters installed. You should account for this weight when balancing your telescope mount to ensure accurate tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the SVBONY SV133 filter wheel difficult to use in the dark?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, it's designed for use in the dark. The large, knurled wheel is easy to grip with gloves on, and each of the 5 filter positions engages with a firm, audible click. This provides positive confirmation that the filter is correctly aligned without needing to look at it.\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\u003eType\u003c\/td\u003e\n\u003ctd\u003eManual Filter Wheel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Capacity\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Size\u003c\/td\u003e\n\u003ctd\u003e1.25\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e351.5g \/ 12.4oz\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\"\u003eSV133 1.25\" 5-Position Filter Wheel\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\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/svbony-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSVBONY 2-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SVBONY","offers":[{"title":"Default Title","offer_id":52861235724573,"sku":"SV-W9103A","price":68.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/SVBONY-SV133-Filters-Wheel-1-25inch-Multiple-5-Position-1_18b63c21-40c2-4c7c-98ee-069d7e3fb9c6.jpg?v=1788660131","url":"https:\/\/davidastro.com\/products\/svbony-sv133-5-position-filter-wheel-125in","provider":"David Astro","version":"1.0","type":"link"}