{"product_id":"svbony-linear-polarizer-filter","title":"SVBONY Linear Polarizer Filter","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eReduces light transmission to a comfortable 13% for lunar viewing\u003c\/li\u003e\n\u003cli\u003eStandard 1.25-inch barrel size fits most eyepieces and accessories\u003c\/li\u003e\n\u003cli\u003eThreads into any accessory with standard M28.5 x 0.6 filter threads\u003c\/li\u003e\n\u003cli\u003eNeutral-colored optical glass provides true-to-life color fidelity\u003c\/li\u003e\n\u003cli\u003eEnhances contrast on bright planets and the Moon for visual and photographic use\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\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 Linear Polarizer Filter 1.25\"\u003c\/h2\u003e\n      \u003cp\u003eThe Svbony 1.25-inch Linear Polarizer Filter is engineered to dramatically reduce the Moon's overwhelming glare by limiting light transmission to a comfortable 13%. This single filter threads directly into any standard M28.5 x 0.6 eyepiece or accessory, making it an essential tool for revealing fine lunar and planetary detail without straining your eyes.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eReduce Lunar Glare to a Comfortable 13%\u003c\/h3\u003e\n      \u003cp\u003eA full or gibbous Moon viewed through a telescope can be uncomfortably bright, overwhelming your eye and washing out subtle details. This filter transmits just 13% of the incoming light, dimming the view to a perfect level for extended observation. By reducing eye strain, you can spend more time studying crater walls, rilles, and maria without losing your dark adaptation.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eExtended Viewing Comfort:\u003c\/strong\u003e The 13% transmission makes long observing sessions possible without discomfort or after-images.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eTrue Color Rendition:\u003c\/strong\u003e Made with neutral-colored optical glass, the filter reduces brightness without altering the Moon's natural grey and brown tones.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n    \n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eUniversal Fit: Standard 1.25-inch M28.5 Threads\u003c\/h3\u003e\n      \u003cp\u003eDesigned for maximum compatibility, the Svbony filter features standard M28.5 x 0.6 threads in a 1.25-inch housing. This ensures it will connect securely to the vast majority of 1.25-inch eyepieces, diagonals, and camera nosepieces on the market. By cutting through glare, the filter boosts contrast, making it easier to see subtle details on the Moon and separate cloud bands on bright planets like Jupiter, both visually and for photography.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main purpose of the Svbony 1.25\" Linear Polarizer Filter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eIts primary purpose is to reduce the intense brightness of the Moon, making it more comfortable to observe through a telescope. It transmits only \u003cstrong\u003e13% of the light\u003c\/strong\u003e, which reduces glare and eye strain, and improves the contrast of surface features.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is a 13% transmission level good for observing the Moon with the Svbony filter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe 13% transmission level is a carefully chosen balance. It's dark enough to cut the painful glare of a near-full Moon in most telescopes, but bright enough to still see fine details clearly. This allows for comfortable, long-duration study of the lunar surface.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Svbony Linear Polarizer Filter for objects other than the Moon?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes, it is also effective for reducing glare from other bright objects like Venus and Jupiter, helping to reveal subtle cloud details. However, it is a trade-off; because it blocks so much light, it is not suitable for viewing faint deep-sky objects like nebulae or galaxies, which would be rendered invisible.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWill this Svbony filter fit my eyepieces?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eIf you have standard \u003cstrong\u003e1.25-inch eyepieces\u003c\/strong\u003e, then yes. The Svbony filter has standard \u003cstrong\u003eM28.5 x 0.6\u003c\/strong\u003e threads, which is the industry standard for 1.25-inch astronomical filters and eyepieces.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does this Svbony filter help when imaging Jupiter with my 8\" SCT?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eIn an 8\" SCT, Jupiter is extremely bright, which can lead to overexposed images and loss of detail. The Svbony 13% filter acts like sunglasses for your camera, reducing the planet's brightness to a more manageable level. This allows you to use longer exposures to reduce atmospheric seeing effects without blowing out the highlights on the planet's cloud bands.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Svbony 1.25\" filter change the color of the Moon or planets?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eNo. The filter is made from \u003cstrong\u003eneutral-colored optical glass\u003c\/strong\u003e. It is designed to reduce the brightness across the entire visual spectrum evenly, so you see a dimmer but true-color view without any artificial color cast.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhen observing the lunar terminator with my 100mm refractor, is the Svbony 13% filter still useful?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eWhile the terminator (the line between light and shadow) is less bright than the full disk, a 13% filter can still be very helpful. It enhances contrast by darkening the sky background and reducing scattered light within the telescope, making the shadows along the terminator appear deeper and more defined. This can make low-relief features pop.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003ctable class=\"DAV-specifications\"\u003e\n    \u003ctbody\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\u003eLight Transmission\u003c\/td\u003e\n\u003ctd\u003e13%\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFilter Threads\u003c\/td\u003e\n\u003ctd\u003eM28.5 x 0.6\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eGlass Type\u003c\/td\u003e\n\u003ctd\u003eNeutral-Colored Optical Glass\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\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\"\u003eSvbony 1.25\" Linear Polarizer Filter\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 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SVBONY","offers":[{"title":"1.25\" Round Mounted","offer_id":52861235429661,"sku":"SV-F9165A","price":22.0,"currency_code":"CAD","in_stock":true},{"title":"2\" Round Mounted","offer_id":52861235462429,"sku":"SV-F9165B","price":17.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/SVBONY-Linear-Polarizer-Filters-1_5c6dd808-ea4a-406f-b5e1-0335afad20cf.jpg?v=1788660087","url":"https:\/\/davidastro.com\/fr\/products\/svbony-linear-polarizer-filter","provider":"David Astro","version":"1.0","type":"link"}