{"title":"Baader White-Light Solar Filters","description":"\u003cp\u003eBaader Planetarium white-light solar filters show the Sun's photosphere safely: sunspots, faculae and granulation, as well as partial phases of an eclipse. AstroSolar OD 5.0 and ClearWhite OD 5.1 filters are rated for visual use on telescopes, binoculars and spotting scopes.\u003c\/p\u003e\u003cp\u003eFor imaging, the AstroSolar Photo Film OD 3.8 and the Digital Solar Filter OD 3.8 allow shorter exposures. Solar Continuum filters add contrast to granulation when used behind a safe front filter.\u003c\/p\u003e","products":[{"product_id":"baader-solar-continuum-filter","title":"Baader Solar Continuum Filter","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eMaximizes contrast on solar granulation, faculae, and sunspot details\u003c\/li\u003e\n\u003cli\u003eDramatically reduces chromatic aberration in achromatic refractors\u003c\/li\u003e\n\u003cli\u003eFunctions as a secondary filter, requiring a primary white-light solar filter for safe use\u003c\/li\u003e\n\u003cli\u003eAvailable in standard 1.25\" and 2\" round mounted formats\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\u003eBaader Solar Continuum Filter\u003c\/h2\u003e\n\u003cp\u003eThe Baader Solar Continuum Filter, available in both 1.25\" and 2\" formats, isolates the narrow spectral region where solar granulation and sunspot details exhibit maximum contrast. By blocking unfocused wavelengths, this filter dramatically sharpens the image in achromatic refractors, making it an essential tool for high-resolution white-light solar observation in either the 1.25\" or 2\" size.\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\u003eIsolating the Solar Continuum: Maximizing Contrast on Granulation and Faculae\u003c\/h3\u003e\n\u003cp\u003eThis filter works by isolating a very specific slice of the solar spectrum, effectively removing the visual noise from other wavelengths. This narrowband approach reveals the intricate, fine structure of the photosphere that is normally washed out. With the Solar Continuum filter, you can clearly resolve the boiling pattern of solar granulation, see bright faculae stand out against the solar limb, and discern the complex details within sunspot penumbrae.\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 Achromat's Best Friend: Eliminating Chromatic Aberration for Sharper Solar Views\u003c\/h3\u003e\n\u003cp\u003eAchromatic refractors, while excellent instruments, suffer from chromatic aberration—a purple or blue halo of unfocused light that softens the image. The Baader Solar Continuum filter completely eliminates this issue for solar viewing. By transmitting only a narrow band of light where the refractor's optics are sharpest, it delivers a view that is free of color fringing, transforming the performance of an achromat to near-apochromatic levels for solar observation.\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\u003eContinuum Filter vs. White-Light Film: A Side-by-Side Comparison\u003c\/h3\u003e\n\u003cp\u003eA standard white-light solar film provides a safe, full-spectrum view of the sun. The Baader Solar Continuum filter is not a substitute for this primary filter; it is an enhancement used in conjunction with it. While the film alone shows sunspots, the addition of the Continuum filter reveals a new level of detail, making it an indispensable tool for serious solar observers seeking the highest possible contrast and resolution.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard White-Light Filter:\u003c\/strong\u003e Shows sunspots and basic solar features. Can appear soft in achromatic refractors due to chromatic aberration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWith Solar Continuum Filter Added:\u003c\/strong\u003e Reveals fine granulation across the solar disk, enhances bright faculae, and resolves intricate details in sunspot structure. The view becomes significantly sharper and more detailed.\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\"\u003eIs the Baader Solar Continuum Filter safe to use by itself?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003eABSOLUTELY NOT.\u003c\/strong\u003e The Solar Continuum Filter is a secondary filter and must always be used with a primary, front-mounted, professional-grade solar filter like Baader AstroSolar Safety Film. Using this filter alone will cause instant and permanent eye damage and destroy your equipment. It only enhances the view from a telescope that has already been made safe for solar viewing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat specific features does the Baader Solar Continuum Filter enhance?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis filter is designed to dramatically increase the contrast of features in the Sun's photosphere. You will see a significant improvement in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolar Granulation:\u003c\/strong\u003e The \"boiling rice\" texture of the solar surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFaculae:\u003c\/strong\u003e Bright, hot regions, especially visible near the solar limb.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSunspot Structure:\u003c\/strong\u003e The dark umbra and the filamentary penumbra of sunspots become much sharper and more detailed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eI have an 80mm f\/7 achromatic refractor. How will the Baader Solar Continuum Filter improve my view of sunspot group AR 3664?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor your telescope, the improvement will be dramatic. The filter will completely eliminate the purple fringe (chromatic aberration) that softens the view in your achromat. This will make the contrast between the sunspot's dark umbra and its lighter, detailed penumbra much more distinct, allowing you to resolve finer structures within the sunspot group.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Baader Solar Continuum Filter with my reflector or SCT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. While the most significant benefit is seen in achromatic refractors due to its ability to cut chromatic aberration, the filter still provides a noticeable contrast boost in any telescope type, including reflectors, SCTs, and apochromatic refractors. By isolating the ideal spectral region, it enhances photospheric detail regardless of the optical design.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Baader Solar Continuum Filter perform for imaging the Sun with a monochrome camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eIt is an outstanding filter for high-resolution solar imaging with a monochrome camera. By isolating a narrow band of the spectrum, it reduces the blurring effects of atmospheric turbulence (seeing), similar to how planetary imagers use color filters. This results in significantly sharper, higher-contrast images of granulation and sunspots.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat's the difference between the 1.25\" and 2\" Baader Solar Continuum Filter options?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe optical performance and filtering effect are identical between the two. The only difference is the physical size of the filter cell. You should choose the size that matches your eyepieces, diagonals, or camera nosepiece, either \u003cstrong\u003e1.25\"\u003c\/strong\u003e or \u003cstrong\u003e2\"\u003c\/strong\u003e.\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\u003eAvailable Options\u003c\/td\u003e\n\u003ctd\u003e1.25\" Round Mounted, 2\" Round Mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle or Set?\u003c\/td\u003e\n\u003ctd\u003eSingle Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter mounted\u003c\/td\u003e\n\u003ctd\u003eMounted (LPFC 6mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Usage\u003c\/td\u003e\n\u003ctd\u003eCMOS, Contrast Enhancement, Solar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType of Filter\u003c\/td\u003e\n\u003ctd\u003eNarrowband\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Thickness (without cell)\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHBW (Halfbandwidth)\u003c\/td\u003e\n\u003ctd\u003e7.5 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCWL (Central Wavelength)\u003c\/td\u003e\n\u003ctd\u003e540 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Range\u003c\/td\u003e\n\u003ctd\u003e535 – 545 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAR-Coating\u003c\/td\u003e\n\u003ctd\u003eReflex-Blocker™ hard coated, planeoptically polished\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\"\u003eBaader Solar Continuum Filter (in selected size)\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\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty Policy\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"1.25\" Round Mounted","offer_id":44967364722973,"sku":"BAA-2961580","price":172.0,"currency_code":"CAD","in_stock":true},{"title":"2\" Round Mounted","offer_id":44967364755741,"sku":"BAA-2961581","price":289.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Baader-Solar-Continuum-Filter-1__25543.1597110995.1280.1280.jpg?v=1684341370"},{"product_id":"baader-solar-continuum-double-stacked-filter-1-25","title":"Baader Solar Continuum Double Stacked Filter - 1.25\"","description":"\u003c!-- more --\u003e\u003cul\u003e\n\u003cli\u003e1¼\" Double Stacked Baader Solar Continuum Filter. 8nm \/ CWL 540nm.\u003c\/li\u003e\n\u003cli\u003eIncludes 1x AstroSolar\u003csup\u003e®\u003c\/sup\u003e\u003cspan\u003e\u003c\/span\u003ePhoto Film OD 3.8 20x29 cm. The filter includes two Baader Solar Continuum Filters in a single filter cell which have been stacked for even higher contrast.\u003c\/li\u003e\n\u003cli\u003eEnhances the contrast and reduces the effect of atmospheric turbulence.\u003c\/li\u003e\n\u003cli\u003eThis filter must be used in conjunction with a Baader Herschel Wedge or Baader AstroSolar\u003csup\u003e®\u003c\/sup\u003e\u003cspan\u003e\u003c\/span\u003eSafety Film 5.0 (not included) for visual solar observations otherwise permanent visual and equipment damage may occur. The included Baader AstroSolar\u003csup\u003e®\u003c\/sup\u003e\u003cspan\u003e\u003c\/span\u003ePhoto Film 3.8 must never be used for visual observation but only for solar photography (e.g. lucky imaging).\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe new Baader Solar Continuum filter is designed to enhance the visibility of solar granulation and sunspot details. By transmitting a specific spectral region around 540nm, free of emission and absorption lines, the Solar Continuum filter is able to boost contrast and reduce the effects of atmospheric turbulence. With the Solar Continuum filter in place, images snap to focus, and granulation becomes regularly visible. Details at the limit of visibility become easier to hold, and image motion reduced.\u003c\/p\u003e\u003cp\u003eThe Solar Continuum filter works well in all types of telescopes, for both visual and imaging. Users of SCTs and achromatic refractors will find it particularly beneficial, as it completely excludes the red and blue wavelengths, and centers on the peak visual wavelengths where the telescope optics are sharpest and free from chromatic aberrations. For digital imaging, we also recommend the Continuum filter be combined with our UV\/IR Cut Filter (to completely cut the defocused far infrared wavelengths).\u003c\/p\u003e\u003cp\u003eThe Solar Continuum filter also makes the perfect star test filter. It's narrow bandpass and complete blockage of longer and shorter wavelengths make it superior to standard green colored filters for testing refractors at their center design wavelength (and peak visual wavelength). With this filter, more accurate appraisals of optical quality can be made, without the effects of spherochromatism or secondary color error. Due to the narrow 10nm bandpass, star testing through the Solar Continuum filter will require a bright test star.\u003c\/p\u003e\u003cp\u003eAs with all Baader Planetarium Filters, the Solar Continuum possesses all the trademark Baader filter qualities. Optical, Physical, and Mechanical quality are superb. For a summary of filter features, please see the Filters page.\u003c\/p\u003e\u003cp\u003eThe combination of AstroSolar® Photo Film 3.8 and Solar Continuum filter is used exclusively for photography of the sun at high magnifications. This combination is highly apt to capture the finest solar surface detail and granulation at extremely high magnification while enabling ultra-short exposure (measured in milliseconds) in order to freeze atmospheric turbulence.\u003c\/p\u003e\u003cp\u003e\u003cspan\u003ePlease Note:\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003eFor safe use, the Solar Continuum filter must be used in conjunction with a primary solar filter (ie, Herschel Wedge Prism, or Baader AstroSolar Film). It must be placed After the primary filter, and cannot be used alone, or permanent eye and equipment damage will result.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/6\/assets\/description_image_filterkurve_kontinuum.gif?v=1684340714?v=1586875464\" target=\"_blank\"\u003e\u003cimg alt=\" src=\" https:\u003e\u003c\/a\u003e\u003c\/div\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/6\/assets\/description_image_filterkurve_kontinuum.gif?v=1684340714?v=1586875464\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cp\u003e\u003c\/p\u003e\u003cdiv data-custom-tab\u003e\n\u003cp data-custom-tab-title\u003eSpecifications\u003c\/p\u003e\n\u003cdiv\u003e\n\u003ch2\u003e1.25\"\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMANUFACTURER\u003c\/th\u003e\n\u003ctd\u003eBaader Planetarium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU (#)\u003c\/th\u003e\n\u003ctd\u003e2458392\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEAN CODE\u003c\/th\u003e\n\u003ctd\u003e4047825009371\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWEIGHT (KG)\u003c\/th\u003e\n\u003ctd\u003e0.026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTRANSMISSION RANGE\u003c\/th\u003e\n\u003ctd\u003e536 – 544 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFILTER THICKNESS (WITHOUT CELL)\u003c\/th\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHBW (HALFBANDWIDTH)\u003c\/th\u003e\n\u003ctd\u003e8nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCWL (CENTRAL WAVELENGTH)\u003c\/th\u003e\n\u003ctd\u003e540 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAR-COATING\u003c\/th\u003e\n\u003ctd\u003edielectrically coated, planeoptically polished\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSPECIAL FEATURES\u003c\/th\u003e\n\u003ctd\u003edoube stacked\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFILTER SIZE\u003c\/th\u003e\n\u003ctd\u003e1 25 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFILTER USAGE\u003c\/th\u003e\n\u003ctd\u003eContrast Enhancement, Solar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFILTER MOUNTED\u003c\/th\u003e\n\u003ctd\u003eMounted (classic 8mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTYPE OF FILTER\u003c\/th\u003e\n\u003ctd\u003eNarrowband\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSINGLE OR SET?\u003c\/th\u003e\n\u003ctd\u003eSingle Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFILTER SHAPE\u003c\/th\u003e\n\u003ctd\u003eround\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"moretab\" data-title=\"Downloads \u0026amp; Support\"\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/6\/assets\/description_image_faq_problems_with_filters_can_have_the_strangest_causes.pdf?v=1684340622?v=1590138683\" target=\"_blank\"\u003eFAQ - Problems with filters can have the strangest causes\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Baader Planetarium","offers":[{"title":"Default Title","offer_id":44967364788509,"sku":"BAA-2458392","price":279.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Baader-Solar-Continuum-Double-Stacked-Filter-1-25-inch-1__49049.1597110996.1280.1280.jpg?v=1684341375"},{"product_id":"baader-astrosolar-safety-film-od-5-0-eco-size-20x29cm-100x50cm-117x117cm","title":"Baader Astrosolar Safety Film OD 5.0","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eOptical Density 5.0 for safe, direct visual solar observation\u003c\/li\u003e\n\u003cli\u003eDoes not degrade optical wavefront, preserving sharpness and contrast\u003c\/li\u003e\n\u003cli\u003eAvailable in multiple sizes for custom filters, from 140mm to 117cm\u003c\/li\u003e\n\u003cli\u003eRenders the sun in a neutral, realistic white color\u003c\/li\u003e\n\u003cli\u003eTrusted by astronomers for over 25 years\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\u003eBaader AstroSolar Safety Film OD 5.0\u003c\/h2\u003e\n\u003cp\u003eFor over 25 years, Baader AstroSolar Safety Film has been the standard for creating high-resolution, do-it-yourself solar filters. With a certified Optical Density of 5.0, this film reduces sunlight intensity by 99.999%, making direct observation of the sun completely safe through any telescope, binocular, or camera. Unlike other filter materials that impair image quality, AstroSolar is engineered to be optically flat, ensuring your instrument performs at its full magnification and resolving power on the solar surface.\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\u003eCertified OD 5.0 Safety for Direct Solar Viewing\u003c\/h3\u003e\n\u003cp\u003eThe primary function of a solar filter is safety, and AstroSolar Film delivers with a certified Optical Density (OD) of 5.0. This rating confirms that the film blocks 99.999% of all incoming solar energy, including harmful UV and IR radiation, allowing you to view sunspots, transits, and eclipses without risk. The film's reflective properties dissipate solar energy before it enters your optics, preventing heat buildup inside your telescope tube.\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\u003eUncompromised Optical Quality: Retain Full Sharpness and Contrast\u003c\/h3\u003e\n\u003cp\u003eWhat sets Baader AstroSolar Film apart is its ability to transmit a clean, unaltered optical wavefront. Cheaper films or dense glass can introduce astigmatism and other aberrations, effectively degrading your telescope's performance. AstroSolar's unique molecular structure maintains the sharpness and contrast of your optics, allowing you to push the magnification to resolve fine details like solar granulation, faculae, and the intricate structure within sunspot umbrae and penumbrae.\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\u003eBuild a Custom Filter for Any Optic up to 117cm\u003c\/h3\u003e\n\u003cp\u003eAstroSolar Safety Film is a DIY material, supplied in sheets that you can use to construct a custom-fit filter for any optical instrument. With sizes ranging from a 140x155mm \"Eco\" sheet, perfect for camera lenses or small refractors, up to a massive 117x117cm sheet for large observatory-class telescopes, there is an option for every aperture. Building your own filter cell is a straightforward project that results in a lightweight, high-performing filter for a fraction of the cost of a pre-made glass equivalent.\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\u003eAstroSolar Film vs. Welder's Glass: The Optical Difference\u003c\/h3\u003e\n\u003cp\u003eWhile often considered as a low-cost alternative, welder's glass is designed for protecting eyes from arc flashes, not for preserving the optical precision of a telescope. It severely degrades image sharpness, introduces a strong green color cast, and is not certified for the specific radiation spectrum of the sun. AstroSolar Film provides a true neutral-white image of the sun and is specifically manufactured to the optical tolerances required for high-magnification astronomical work, making it the only serious choice for detailed solar observation.\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\"\u003eIs the Baader AstroSolar Safety Film OD 5.0 safe for looking directly at the sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, absolutely. The \u003cstrong\u003eOptical Density 5.0\u003c\/strong\u003e rating means it is certified for direct visual observation of the sun through a telescope, binoculars, or with the naked eye, provided it has been mounted securely in a proper filter cell. It blocks 99.999% of sunlight, including all harmful UV and IR radiation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat color is the sun when viewed through the Baader AstroSolar Safety Film OD 5.0?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe sun appears as a \u003cstrong\u003eneutral, realistic white\u003c\/strong\u003e. Unlike some films or glass filters that produce an unnatural orange or yellow image, AstroSolar Film is designed for color neutrality, allowing you to see the true color of sunspots and the solar photosphere.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I build a filter cell for my 8\" SCT using the Baader AstroSolar Film?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor an 8\" (203mm) Schmidt-Cassegrain Telescope, the \u003cstrong\u003eA4 Sheet (20x29cm)\u003c\/strong\u003e is the ideal size. You can construct a cell using cardboard, foam board, or 3D-printed parts. The key is to create a secure housing that fits over the front of your telescope, ensuring the film is held in place without being overly stretched, as slight wrinkles are normal and do not affect optical quality.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I see solar granulation and sunspot details with the Baader AstroSolar Film OD 5.0?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. This is the primary advantage of AstroSolar Film. Because it does not degrade the optical wavefront, it allows your telescope to perform at its maximum resolution. On days of good seeing, you can easily resolve \u003cstrong\u003esolar granulation\u003c\/strong\u003e, faculae, and fine details within sunspot groups, something not possible with lower-quality filter materials.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eShould the Baader AstroSolar Film be perfectly flat and tight like a drumhead?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, and you should avoid stretching it tight. The film should be mounted so that it is secure but relaxed, with slight ripples or wrinkles visible. These minor imperfections have no effect on the optical quality. Stretching the film taut can actually degrade its optical properties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I clean and care for my filter made with Baader AstroSolar Safety Film?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe film is delicate. To clean it, use a soft, lint-free cloth (like a microfiber cloth) and a gentle cleaning solution suitable for optics, such as isopropyl alcohol diluted with distilled water. Dab gently; do not rub. Always inspect the film for scratches, pinholes, or tears before every use. If any damage is found, discard the filter immediately.\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\u003eOptical Density (OD)\u003c\/td\u003e\n\u003ctd\u003e5.0 (for visual use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Reduction\u003c\/td\u003e\n\u003ctd\u003e99.999%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eNeutral White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Sizes\u003c\/td\u003e\n\u003ctd\u003eEco: 140x155mm\u003cbr\u003eA4: 20x29cm (7.9\"x11.4\")\u003cbr\u003eRoll: 100x50cm (39.4\"x19.7\")\u003cbr\u003eMax: 117x117cm (46\"x46\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.02 (Eco size 140x155mm, 100x50cm (39.4\"x19.7\"))\u003cbr\u003e0.04 (A4 Sheet 20x29cm (7.9\"x11.4\"), 117x117cm (46\"x46\"))\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003eca. 140 x 155 mm (Eco size 140x155mm)\u003cbr\u003eca. 20 x 29 cm (A4 Sheet 20x29cm (7.9\"x11.4\"))\u003cbr\u003eca. 100 x 50 cm (100x50cm (39.4\"x19.7\"))\u003cbr\u003eca. 117 x 117 cm (117x117cm (46\"x46\"))\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUsage\u003c\/td\u003e\n\u003ctd\u003eVisual solar observation and imaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Filter with mount\/thread?\u003c\/td\u003e\n\u003ctd\u003eNo\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\"\u003eBaader AstroSolar Safety Film (Sheet of selected size)\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:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_Safe_Eclipse_Viewing_Camera_Obscura_Guide.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium Safe Eclipse Viewing Camera Obscura Guide\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_How_to_Make_a_Solar_Filter_for_Cameras_Binoculars_and_Telescopes.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium How to Make a Solar Filter for Cameras Binoculars and Telescopes\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Film_Usage_Instructions.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Film Usage Instructions\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_How_to_Build_Your_Own_AstroSolar_Filter.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium How to Build Your Own AstroSolar Filter\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\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"Eco size 140x155mm","offer_id":44967378354461,"sku":"BAA-2459286","price":24.0,"currency_code":"CAD","in_stock":true},{"title":"A4 Sheet 20x29cm (7.9\"x11.4\")","offer_id":44967378387229,"sku":"BAA-2459281","price":43.0,"currency_code":"CAD","in_stock":true},{"title":"100x50cm (39.4\"x19.7\")","offer_id":44967378419997,"sku":"BAA-2459282","price":132.0,"currency_code":"CAD","in_stock":true},{"title":"117x117cm (46\"x46\")","offer_id":44967378452765,"sku":"BAA-2459284","price":459.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader-Astrosolar-Safety-Film-OD-5-0-1__84410.1597111100.1280.1280.jpg?v=1684341429"},{"product_id":"baader-astrosolar-binocular-filter-od-5-0-50-100mm","title":"Baader AstroSolar Binocular Filter OD 5.0 - 50-100mm","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eOptical Density 5.0 AstroSolar Safety Film\u003c\/li\u003e\n\u003cli\u003eEnables direct, safe viewing of the Sun\u003c\/li\u003e\n\u003cli\u003eAvailable in 50mm, 60mm, 70mm, 80mm, and 100mm clear aperture models\u003c\/li\u003e\n\u003cli\u003eProduces a neutral-density, white-light image of the solar disk\u003c\/li\u003e\n\u003cli\u003eSecure, non-damaging fit for a wide range of binocular tube diameters\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\u003eBaader AstroSolar Binocular Filter OD 5.0 - 50-100mm\u003c\/h2\u003e\n\u003cp\u003eThe Baader AstroSolar Binocular Filter provides Optical Density 5.0 protection, essential for safely observing the Sun with binoculars ranging from 50mm to 100mm in aperture. This rating ensures that 99.999% of sunlight is blocked before it enters your optics, allowing you to directly view sunspots, planetary transits, and solar eclipses without risk. Each filter size is engineered to securely grip a specific range of binocular tube outer diameters, accommodating instruments with tubes from 55mm up to 126mm.\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\u003eAstroSolar Film: OD 5.0 Safety for Direct Observation\u003c\/h3\u003e\n\u003cp\u003eAt the heart of this filter is Baader's renowned AstroSolar Safety Film, which has set the standard for white-light solar observation. Unlike many glass filters that can degrade image sharpness, this streak-free and blister-free film provides optical quality that rivals high-end glass filters, but without the associated weight or cost. The OD 5.0 rating is certified for direct solar viewing, presenting the Sun in its true, neutral-white color and revealing fine details in sunspot umbrae and granulation on the solar surface.\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\u003eA Secure Fit for Binocular Tubes from 55mm to 126mm\u003c\/h3\u003e\n\u003cp\u003eDesigned specifically for binoculars, these filters feature a robust cell that ensures a secure, slip-free fit on your instrument's objective barrels. Each aperture size—from 50mm to 100mm—is built to accommodate a wide range of tube diameters, from 55mm up to 126mm depending on the model selected. This adjustable, non-marring grip provides peace of mind that the filter will not accidentally fall off during use, which is a critical safety requirement for any solar observation.\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 does OD 5.0 mean for the Baader AstroSolar Binocular Filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003eOptical Density (OD) 5.0\u003c\/strong\u003e means the filter reduces the intensity of sunlight by a factor of 100,000 (blocking 99.999% of the light). This is the internationally recognized standard for safe, direct visual observation of the Sun's photosphere. Anything less than OD 5.0 is unsafe for visual use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I choose the right size Baader AstroSolar filter for my binoculars?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou must measure the \u003cstrong\u003eouter diameter (OD)\u003c\/strong\u003e of the front of your binocular barrels, not the aperture of the lenses. Compare your measurement to the fit ranges provided for each filter size. For example, the 60mm filter fits tubes with an outer diameter of 65-80mm. Always choose the filter size where your measurement falls comfortably within its specified range for a secure fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I see solar flares or prominences with the Baader AstroSolar Binocular Filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. This is a white-light filter designed for observing the Sun's surface (photosphere), including features like sunspots and granulation. Viewing solar flares and prominences requires a specialized, narrow-band Hydrogen-alpha (H-alpha) filter, which is a much more complex and expensive optical system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need to buy one or two Baader AstroSolar filters for my binoculars?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003eYou absolutely must buy two identical filters\u003c\/strong\u003e, one for each objective lens of your binoculars. Using a filter on only one side is extremely dangerous, as your unfiltered eye will still be exposed to the Sun's harmful, focused rays. This product is sold as a single unit, so you will need to add two to your cart.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat will the Sun look like through the Baader AstroSolar Binocular Filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Sun will appear as a sharp, detailed, and neutral-white disk against a black sky. You will be able to clearly see sunspot groups, distinguishing between the darker central umbra and the lighter surrounding penumbra. During periods of good atmospheric seeing, you may also resolve the texture of solar granulation across the surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Baader AstroSolar filter film ever need to be replaced?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the film should be inspected for scratches, pinholes, or damage before every use. If you find any defect that allows concentrated light to pass through, you must discard the filter immediately. With proper care and storage, the film can last for many years, but it is not permanent and its integrity is crucial for your safety.\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\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.0 (99.999% light reduction)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Clear Apertures\u003c\/td\u003e\n\u003ctd\u003e50mm, 60mm, 70mm, 80mm, 100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Image Color\u003c\/td\u003e\n\u003ctd\u003eNeutral White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.07 (50mm, 60mm, 70mm)\u003cbr\u003e0.08 (80mm)\u003cbr\u003e0.09 (100mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e110 (50mm)\u003cbr\u003e120 (60mm)\u003cbr\u003e130 (70mm)\u003cbr\u003e140 (80mm)\u003cbr\u003e160 (100mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUsage\u003c\/td\u003e\n\u003ctd\u003eVisual solar observation and imaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Filter with mount\/thread?\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e55 – 70 (50mm)\u003cbr\u003e65 – 80 (60mm)\u003cbr\u003e75 – 90 (70mm)\u003cbr\u003e85 – 100 (80mm)\u003cbr\u003e105 – 120 (100mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e81 – 96 (50mm)\u003cbr\u003e91 – 106 (60mm)\u003cbr\u003e101 – 116 (70mm)\u003cbr\u003e111 – 126 (80mm)\u003cbr\u003e131 – 146 (100mm)\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\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:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_Safe_Eclipse_Viewing_Camera_Obscura_Guide.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium Safe Eclipse Viewing Camera Obscura Guide\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\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty Policy\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"50mm","offer_id":44967378747677,"sku":"BAA-2459325","price":67.0,"currency_code":"CAD","in_stock":true},{"title":"60mm","offer_id":44967378780445,"sku":"BAA-2459326","price":79.0,"currency_code":"CAD","in_stock":true},{"title":"70mm","offer_id":44967378813213,"sku":"BAA-2459327","price":86.0,"currency_code":"CAD","in_stock":true},{"title":"80mm","offer_id":44967378845981,"sku":"BAA-2459328","price":97.0,"currency_code":"CAD","in_stock":true},{"title":"100mm","offer_id":44967378878749,"sku":"BAA-2459329","price":117.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Baader-AstroSolar-Binocular-Filter-OD-5-0-50-100mm-2__80285.1597111102.1280.1280.jpg?v=1684341687"},{"product_id":"baader-astrosolar-spotting-scope-filter-od-5-0-50-150mm","title":"Baader AstroSolar Spotting Scope Filter OD 5.0 - 50-150mm","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eOptical Density 5.0 for safe, direct solar viewing\u003c\/li\u003e\n\u003cli\u003eAvailable in 7 sizes from 50mm to 150mm\u003c\/li\u003e\n\u003cli\u003eFits spotting scopes, binoculars, and small telescopes\u003c\/li\u003e\n\u003cli\u003eStress-free AstroSolar film provides sharp, high-contrast images\u003c\/li\u003e\n\u003cli\u003eAdjustable centering bolts ensure a secure, centered fit\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\u003eBaader AstroSolar Spotting Scope Filter OD 5.0 - 50-150mm\u003c\/h2\u003e\n\u003cp\u003eThe Baader AstroSolar Spotting Scope Filter transforms your daytime optics into a dedicated solar instrument, using Baader's renowned AstroSolar film to provide certified Optical Density 5.0 protection. Available in seven sizes to fit optical tubes from 50mm to 150mm in aperture, this filter delivers neutral white-light views of the Sun, revealing sunspots, surface granulation, and solar eclipses with exceptional clarity. The filter's design prioritizes safety and a secure fit, allowing you to observe the Sun with complete confidence.\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\u003eAstroSolar Film: Certified OD 5.0 Protection for Your Eyes\u003c\/h3\u003e\n\u003cp\u003eAt the heart of this filter is Baader's AstroSolar safety film, which achieves an optical density of 5.0, blocking 99.999% of incoming sunlight before it enters your optics. This level of attenuation is essential for direct, visual observation of the solar photosphere. Unlike many glass filters that produce a color-cast, AstroSolar film provides a neutral, white-light image, rendering sunspots and granulation in their true, high-contrast form.\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\u003eAdjustable Mounting: A Secure Fit for Tubes from 55mm to 218mm\u003c\/h3\u003e\n\u003cp\u003eA solar filter is only safe if it's securely attached. The Baader AstroSolar Spotting Scope Filter includes three adjustable centering bolts that grip the outer or inner diameter of your instrument's front cell for a firm, centered fit. This versatile system allows each of the seven filter sizes (50mm to 150mm) to accommodate a wide range of tube diameters, ensuring a custom fit for your specific spotting scope, binocular, or small telescope. For added security, safety straps are included to prevent the filter from being accidentally dislodged.\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 choose the correct size Baader AstroSolar Spotting Scope Filter for my instrument?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou must measure the \u003cstrong\u003eouter diameter (OD)\u003c\/strong\u003e of the front of your telescope or spotting scope tube. Each Baader AstroSolar filter size (e.g., 80mm, 100mm) is designed to fit a specific range of tube diameters. Match your measurement to the corresponding filter size to ensure a secure fit with the included centering bolts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the OD 5.0 Baader AstroSolar filter safe for direct viewing of the Sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003eYes, absolutely.\u003c\/strong\u003e An Optical Density (OD) of 5.0 is the international standard for safe, direct visual observation of the Sun. It blocks 99.999% of the Sun's energy, including harmful UV and IR radiation, reducing the intense light to a comfortable level for your eyes when placed over the front of your optics. Never observe the Sun without a properly fitted, certified solar filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I see on the Sun with the Baader AstroSolar Spotting Scope Filter and my 80mm spotting scope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith an 80mm spotting scope, the Baader AstroSolar Filter will clearly show you the dynamic surface of the Sun in white light. You can expect to see:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSunspots:\u003c\/strong\u003e Dark, complex regions on the solar surface, often appearing in groups. You can track their movement from day to day as the Sun rotates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFaculae:\u003c\/strong\u003e Bright, blotchy areas that are often visible near the solar limb (edge).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGranulation:\u003c\/strong\u003e With steady seeing conditions, you may be able to resolve the mottled, rice-grain-like pattern of the solar surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolar Eclipses:\u003c\/strong\u003e The filter is perfect for safely watching all phases of a solar eclipse.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use this Baader AstroSolar filter for photography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis OD 5.0 filter is primarily designed for visual use. While you can take afocal images (holding a camera to the eyepiece), the dim view requires longer exposures, which can be challenging for high-magnification planetary cameras. For dedicated high-resolution solar imaging, Baader offers a separate, brighter AstroSolar Photo Film (OD 3.8) which allows for much shorter exposure times.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I install the Baader AstroSolar Spotting Scope Filter securely?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eInstallation is straightforward. The filter comes with three centering bolts that you position to grip your scope's tube. You adjust them for a snug, centered fit. For maximum safety, especially during public outreach or in windy conditions, you should also use the included safety straps to create a secondary attachment point, ensuring the filter cannot be knocked off accidentally.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Baader AstroSolar Filter to watch a solar eclipse or the transit of Mercury?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Baader AstroSolar Spotting Scope Filter is ideal for observing these celestial events. It provides a safe and detailed view of the Moon's silhouette moving across the Sun during an eclipse, or the tiny, sharp disk of Mercury or Venus during a transit. It allows you to safely watch all partial phases of an eclipse from start to finish.\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\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eWhite-Light Solar Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Aperture Sizes\u003c\/td\u003e\n\u003ctd\u003e50mm, 65mm, 80mm, 100mm, 115mm, 130mm, 150mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.07 (50mm, 100mm)\u003cbr\u003e0.08 (65mm)\u003cbr\u003e0.06 (80mm)\u003cbr\u003e0.10 (115mm)\u003cbr\u003e0.15 (130mm)\u003cbr\u003e0.16 (150mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e110 (50mm)\u003cbr\u003e125 (65mm)\u003cbr\u003e140 (80mm)\u003cbr\u003e160 (100mm)\u003cbr\u003e175 (115mm)\u003cbr\u003e210 (130mm)\u003cbr\u003e230 (150mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUsage\u003c\/td\u003e\n\u003ctd\u003eVisual solar observation and imaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Filter with mount\/thread?\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e55 – 70 (50mm)\u003cbr\u003e70 – 85 (65mm)\u003cbr\u003e85 – 100 (80mm)\u003cbr\u003e105 – 120 (100mm)\u003cbr\u003e120 – 135 (115mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e81 – 96 (50mm)\u003cbr\u003e96 – 111 (65mm)\u003cbr\u003e111 – 126 (80mm)\u003cbr\u003e131 – 146 (100mm)\u003cbr\u003e146 – 161 (115mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e148 – 178 (130mm)\u003cbr\u003e168 – 198 (150mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e168 – 198 (130mm)\u003cbr\u003e188 – 218 (150mm)\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\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:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_Safe_Eclipse_Viewing_Camera_Obscura_Guide.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium Safe Eclipse Viewing Camera Obscura Guide\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\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"50mm","offer_id":44967379173661,"sku":"BAA-2459335","price":69.0,"currency_code":"CAD","in_stock":true},{"title":"65mm","offer_id":44967379206429,"sku":"BAA-2459336","price":82.0,"currency_code":"CAD","in_stock":true},{"title":"80mm","offer_id":44967379239197,"sku":"BAA-2459337","price":97.0,"currency_code":"CAD","in_stock":true},{"title":"100mm","offer_id":44967379271965,"sku":"BAA-2459338","price":118.0,"currency_code":"CAD","in_stock":true},{"title":"115mm","offer_id":44967379304733,"sku":"BAA-2459339","price":127.0,"currency_code":"CAD","in_stock":true},{"title":"130mm","offer_id":44967379337501,"sku":"BAA-2459340","price":149.0,"currency_code":"CAD","in_stock":true},{"title":"150mm","offer_id":44967379370269,"sku":"BAA-2459341","price":175.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Baader-AstroSolar-Spotting-Scope-Filter-OD-5-0-50-150mm-2__24030.1597111104.1280.1280.jpg?v=1684341693"},{"product_id":"baader-astrosolar-telescope-filter-od-5-0-80-280mm","title":"Baader AstroSolar Telescope Filter OD 5.0 - 80-280mm","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eEnables safe, high-resolution solar viewing and imaging\u003c\/li\u003e\n\u003cli\u003eOptical Density 5.0, blocking 99.999% of sunlight\u003c\/li\u003e\n\u003cli\u003eAvailable in apertures from 80mm to 280mm\u003c\/li\u003e\n\u003cli\u003eTemperature-compensated cell ensures optical quality from -30°C to +50°C\u003c\/li\u003e\n\u003cli\u003eStress-free film mounting preserves diffraction-limited resolution\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\u003eBaader AstroSolar Telescope Filter OD 5.0 - 80-280mm\u003c\/h2\u003e\n\u003cp\u003eThe Baader AstroSolar Telescope Filter delivers diffraction-limited solar views by mounting genuine AstroSolar Safety Film (OD 5.0) in a cell engineered to eliminate mechanical stress. Available in sizes from 80mm to 280mm, this filter maintains its optical figure across a wide temperature range, from -30°C to +50°C. Each filter includes two sets of adjustable centering pins (10mm and 20mm diameter) and three safety straps, ensuring a secure fit to your telescope's tube or dew shield for uncompromising safety and image sharpness.\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\u003eDiffraction-Limited Views: The Stress-Free OD 5.0 AstroSolar Film Cell\u003c\/h3\u003e\n\u003cp\u003eUnlike DIY or improperly mounted filters that stretch the film taut like a drumhead, Baader's ASTF filters mount the OD 5.0 AstroSolar film with zero tension. This proprietary, temperature-compensated cell allows the film to \"float,\" preserving its sub-micron surface accuracy and acting as a high-precision optical window. The result is the ability to resolve fine solar details like granulation and sunspot penumbrae, which are often blurred into mush by the microscopic distortions induced by a stretched film.\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\u003eUniversal Mounting with 10mm \u0026amp; 20mm Centering Pins\u003c\/h3\u003e\n\u003cp\u003eEach ASTF filter ensures a secure, centered fit on a wide range of telescope tubes and dew shields. The package includes two sets of 38mm long centering pins—three with a 10mm diameter and three with a 20mm diameter—that slide into the filter's aluminum frame. This adjustable system, combined with the included safety straps, provides a reliable, non-slip attachment to your instrument, preventing accidental dislodging during observation.\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\u003eBaader ASTF vs. DIY Filters: Why Wrinkles Equal Sharpness\u003c\/h3\u003e\n\u003cp\u003eA common misconception is that solar film should look perfectly flat like a glass filter. In reality, the slight waves and wrinkles visible in the AstroSolar film are proof that it is mounted correctly and free from tension. When film is stretched to look flat, it introduces astigmatism and other aberrations that degrade the image at the focal plane. The Baader ASTF filter cell is purpose-built to maintain this crucial, stress-free state, delivering image quality that stretched, DIY filters cannot match at high magnification.\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\"\u003eIs the Baader AstroSolar OD 5.0 filter safe for looking at the Sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003eAbsolutely.\u003c\/strong\u003e The \"OD 5.0\" designation means the filter has an Optical Density of 5.0, which blocks 99.999% of all sunlight, including harmful UV and IR radiation. This makes it completely safe for direct visual observation and photography, provided it is mounted securely to the front of your telescope and is free of any pinholes or damage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does the film on my Baader AstroSolar filter look wrinkled?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe wrinkles are a sign that the filter is working correctly. Baader's design intentionally mounts the AstroSolar film without any tension. This stress-free state is essential to preserve the film's diffraction-limited optical quality. Stretching the film to make it look flat would introduce distortions and ruin high-magnification views.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I choose the right size Baader AstroSolar filter for my 8-inch SCT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou need to measure the outer diameter (OD) of your telescope's front cell or dew shield. For an 8\" SCT, this is typically around 9.25\" or 235mm. You would select the Baader ASTF 240mm filter, which is designed for tube ODs from 260-300mm. Always choose the filter size that allows the centering pins to grip the outside of your telescope tube securely. Refer to the specific fitment range for each filter size.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Baader AstroSolar OD 5.0 filter for photography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the OD 5.0 AstroSolar filter is excellent for both visual observation and high-resolution solar photography (white-light). It allows for short exposure times necessary to \"freeze\" atmospheric seeing, making it ideal for capturing sunspots, faculae, and solar granulation with a planetary camera or DSLR.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between this Baader filter and a cheaper glass solar filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eBaader's AstroSolar film provides superior optical quality to most affordable glass filters. The film is manufactured to diffraction-limited standards, while many glass filters use lower-grade \"plate glass\" that can soften fine details. The Baader ASTF filter consistently delivers sharper, higher-contrast images of the Sun's surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill this Baader filter show granulation on my 100mm refractor?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, under conditions of good atmospheric seeing, a 100mm refractor equipped with a Baader AstroSolar filter is more than capable of resolving the Sun's granulation pattern. The filter's high optical quality will not be the limiting factor; the sharpness will be determined by the stability of the air and the quality of your telescope's optics.\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\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003eOD 5.0 (99.999% light reduction)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Apertures\u003c\/td\u003e\n\u003ctd\u003e80mm, 100mm, 120mm, 140mm, 160mm, 180mm, 200mm, 240mm, 280mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm Material\u003c\/td\u003e\n\u003ctd\u003eBaader AstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eTemperature-compensated, stress-free cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-30°C to +50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Pins\u003c\/td\u003e\n\u003ctd\u003e3x 10mm diameter, 3x 20mm diameter (38mm length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.12 (80mm)\u003cbr\u003e0.16 (100mm)\u003cbr\u003e0.17 (120mm)\u003cbr\u003e0.20 (140mm)\u003cbr\u003e0.22 (160mm)\u003cbr\u003e0.23 (180mm, 200mm)\u003cbr\u003e0.28 (240mm)\u003cbr\u003e0.33 (280mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e170 (80mm)\u003cbr\u003e190 (100mm)\u003cbr\u003e210 (120mm)\u003cbr\u003e230 (140mm)\u003cbr\u003e250 (160mm)\u003cbr\u003e270 (180mm)\u003cbr\u003e290 (200mm)\u003cbr\u003e330 (240mm)\u003cbr\u003e370 (280mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUsage\u003c\/td\u003e\n\u003ctd\u003eVisual solar observation and imaging at high magnification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Filter with mount\/thread?\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e110 – 140 (80mm)\u003cbr\u003e130 – 160 (100mm)\u003cbr\u003e150 – 180 (120mm)\u003cbr\u003e170 – 200 (140mm)\u003cbr\u003e190 – 220 (160mm)\u003cbr\u003e210 – 240 (180mm)\u003cbr\u003e230 – 260 (200mm)\u003cbr\u003e270 – 300 (240mm)\u003cbr\u003e310 – 340 (280mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e130 – 160 (80mm)\u003cbr\u003e150 – 180 (100mm)\u003cbr\u003e170 – 200 (120mm)\u003cbr\u003e190 – 220 (140mm)\u003cbr\u003e210 – 240 (160mm)\u003cbr\u003e230 – 260 (180mm)\u003cbr\u003e250 – 280 (200mm)\u003cbr\u003e290 – 320 (240mm)\u003cbr\u003e330 – 360 (280mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e100 – 130 (80mm)\u003cbr\u003e120 – 150 (100mm)\u003cbr\u003e140 – 170 (120mm)\u003cbr\u003e160 – 190 (140mm)\u003cbr\u003e180 – 210 (160mm)\u003cbr\u003e200 – 230 (180mm)\u003cbr\u003e220 – 250 (200mm)\u003cbr\u003e260 – 290 (240mm)\u003cbr\u003e300 – 330 (280mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e140 – 170 (80mm)\u003cbr\u003e160 – 190 (100mm)\u003cbr\u003e180 – 210 (120mm)\u003cbr\u003e200 – 230 (140mm)\u003cbr\u003e220 – 250 (160mm)\u003cbr\u003e240 – 270 (180mm)\u003cbr\u003e260 – 290 (200mm)\u003cbr\u003e300 – 330 (240mm)\u003cbr\u003e340 – 370 (280mm)\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\"\u003eASTF Solar Filter\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\"\u003eCentering Pins (10mm dia, 38mm length)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eCentering Pins (20mm dia, 38mm length)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eSafety Straps with Self-Adhesive Pads\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eRubber Plugs for Unused Holes\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eInstruction Manual\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:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_Safe_Eclipse_Viewing_Camera_Obscura_Guide.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium Safe Eclipse Viewing Camera Obscura Guide\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\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\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"80mm","offer_id":44967379599645,"sku":"BAA-2459310","price":129.0,"currency_code":"CAD","in_stock":true},{"title":"100mm","offer_id":44967379632413,"sku":"BAA-2459311","price":149.0,"currency_code":"CAD","in_stock":true},{"title":"120mm","offer_id":44967379665181,"sku":"BAA-2459312","price":172.0,"currency_code":"CAD","in_stock":true},{"title":"140mm","offer_id":44967379697949,"sku":"BAA-2459313","price":190.0,"currency_code":"CAD","in_stock":true},{"title":"160mm","offer_id":44967379730717,"sku":"BAA-2459314","price":209.0,"currency_code":"CAD","in_stock":true},{"title":"180mm","offer_id":44967379763485,"sku":"BAA-2459315","price":233.0,"currency_code":"CAD","in_stock":true},{"title":"200mm","offer_id":44967379796253,"sku":"BAA-2459316","price":257.0,"currency_code":"CAD","in_stock":true},{"title":"240mm","offer_id":44967379829021,"sku":"BAA-2459317","price":293.0,"currency_code":"CAD","in_stock":true},{"title":"280mm","offer_id":44967379861789,"sku":"BAA-2459318","price":314.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Baader-AstroSolar-Telescope-Filter-OD-5-0-80-280mm-2__19144.1597111106.1280.1280.jpg?v=1684341469"},{"product_id":"baader-digital-solar-filter-3-8-od-80-280mm","title":"Baader Digital Solar Filter 3.8 OD - 80-280mm","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eOptical Density 3.8 for ultra-short photographic exposures\u003c\/li\u003e\n\u003cli\u003eAvailable in sizes from 80mm to 280mm\u003c\/li\u003e\n\u003cli\u003eTension-free film mounting for diffraction-limited imaging\u003c\/li\u003e\n\u003cli\u003eTemperature-compensated cell maintains optical quality from -30°C to +50°C\u003c\/li\u003e\n\u003cli\u003eAdjustable centering pins for a secure, customized fit\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFOR PHOTOGRAPHIC\/IMAGING USE ONLY — NOT SAFE FOR VISUAL OBSERVATION\u003c\/strong\u003e\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\u003eBaader Digital Solar Filter OD 3.8 - 80-280mm\u003c\/h2\u003e\n\u003cp\u003eThe Baader Digital Solar Filter provides an Optical Density of 3.8 across a range of sizes from 80mm to 280mm, engineered specifically for high-frame-rate solar imaging. Its unique temperature-compensated cell maintains diffraction-limited optical quality from -30°C to +50°C, allowing you to capture sharp solar details without thermal drift. \u003cstrong\u003eThis filter is designed exclusively for photographic and digital imaging; it is NOT safe for direct visual observation of the Sun under any circumstances.\u003c\/strong\u003e\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\u003eOptical Density 3.8: Engineered for High-Speed Solar Imaging\u003c\/h3\u003e\n\u003cp\u003eThe core of this filter is Baader's AstroSolar FOTO Film, which has an optical density (OD) of 3.8. This transmits more light than visually-safe OD 5.0 films, enabling extremely short exposure times. For solar imagers using digital video or lucky imaging techniques, this is a critical advantage for \"freezing\" the atmospheric turbulence and capturing moments of perfect seeing, revealing fine granulation and sunspot details that would otherwise be blurred.\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\u003eTemperature-Compensated Cell: Maintaining Optical Flatness from -30°C to +50°C\u003c\/h3\u003e\n\u003cp\u003eTo perform like a high-precision optical window, AstroSolar film must be mounted completely free of tension. The Baader Digital Solar Filter achieves this with a sophisticated, temperature-compensating cell. The film is bonded to an injection-molded ring that shares its thermal expansion coefficient, and this entire assembly \"floats\" within the main aluminum frame. This design ensures the film remains optically flat and stress-free across a -30°C to +50°C temperature range, preventing image degradation caused by thermal contraction or expansion.\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\u003eSecure 3-Point Mounting System with Adjustable Pins \u0026amp; Safety Straps\u003c\/h3\u003e\n\u003cp\u003eA solar filter's security is paramount. This filter includes a versatile mounting system to ensure a safe and stable fit on your telescope's tube or dew shield. Included are two sets of 38mm long centering pins (three 10mm diameter, three 20mm diameter) that can be adjusted for a precise fit. For total security against accidental dislodging by wind or bumps, three safety straps with self-adhesive pads are also provided to firmly anchor the filter to your telescope.\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\u003eBaader OD 3.8 vs. OD 5.0 Film: An Imaging-First Design\u003c\/h3\u003e\n\u003cp\u003eChoosing the right solar filter depends entirely on your intended use. The primary trade-off is between speed and visual safety.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBaader OD 5.0 Film:\u003c\/strong\u003e This is the standard for both visual observation and imaging. It is dense enough to reduce the Sun's light to a safe level for direct viewing and works well for single-shot imaging, though it requires longer exposure times.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBaader OD 3.8 Digital Film (This Product):\u003c\/strong\u003e This film is for imaging only. Its lower density allows for the extremely fast shutter speeds needed for high-frame-rate video astronomy. This speed is its sole advantage, and it comes at the cost of being completely unsafe for your eyes.\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\"\u003eIs the Baader Digital Solar Filter OD 3.8 safe for looking at the Sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003eNO, ABSOLUTELY NOT.\u003c\/strong\u003e This filter is designed for cameras only. It transmits far too much light (UV and IR included) for the human eye to handle safely. Attempting to view the Sun through this filter will cause immediate and permanent eye damage, including blindness. For visual observation, you must use a filter rated at Optical Density 5.0 or higher.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does the film on my Baader Digital Solar Filter look wavy?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe slight waves are intentional and a sign of a properly mounted filter. To deliver the highest quality images, the AstroSolar film must be held without any surface tension, allowing it to function like a perfect optical window. Stretching the film tight like a drumhead, as seen in some other filters, introduces stress that will severely degrade image sharpness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Baader OD 3.8 filter help image the Sun's granulation on a turbulent day?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAtmospheric turbulence (seeing) blurs fine solar details. The OD 3.8 film allows your camera to use extremely short exposure times (fractions of a millisecond). By capturing video at hundreds of frames per second, you can catch fleeting moments when the air is steady. Stacking the best of these \"lucky\" frames reveals sharp, high-contrast details of solar granulation and sunspot umbra that are invisible in longer exposures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main difference between Baader's OD 3.8 and OD 5.0 solar filters?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary difference is the use case:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOD 5.0:\u003c\/strong\u003e Safe for both visual observation and general imaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOD 3.8 (This Filter):\u003c\/strong\u003e For imaging\/photography ONLY. It allows for much shorter exposure times, which is critical for high-resolution lucky imaging, but it is completely unsafe for visual use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I securely attach the Baader Digital Solar Filter to my telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe filter uses a robust three-point system. First, you select the appropriate diameter centering pins from the two included sets and position them to grip the inside or outside of your telescope tube or dew shield. For maximum safety, you then use the three included safety straps to anchor the filter cell to the body of your telescope, preventing it from being accidentally knocked off or blown away by wind.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Baader OD 3.8 filter with my 8-inch SCT for video astronomy of sunspots?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, this is an ideal application. An 8-inch SCT provides high resolution, and the OD 3.8 filter allows the fast shutter speeds necessary to counteract atmospheric instability. This combination is excellent for capturing high-frame-rate video of sunspots, allowing you to resolve fine details in the penumbra and umbra through lucky imaging software.\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\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003ePhotographic \/ Digital Imaging Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisual Safety\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eNOT SAFE for Visual Observation\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e3.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Apertures\u003c\/td\u003e\n\u003ctd\u003e80mm, 100mm, 120mm, 140mm, 160mm, 180mm, 200mm, 240mm, 280mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Design\u003c\/td\u003e\n\u003ctd\u003eTension-Free, Temperature-Compensated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-30°C to +50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCentering Pin Length\u003c\/td\u003e\n\u003ctd\u003e38mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCentering Pin Diameters\u003c\/td\u003e\n\u003ctd\u003e10mm and 20mm (3 of each included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.18 (80mm)\u003cbr\u003e0.15 (100mm)\u003cbr\u003e0.21 (120mm)\u003cbr\u003e0.23 (140mm, 180mm)\u003cbr\u003e0.25 (160mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e170 (80mm)\u003cbr\u003e190 (100mm)\u003cbr\u003e210 (120mm)\u003cbr\u003e230 (140mm)\u003cbr\u003e250 (160mm)\u003cbr\u003e270 (180mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Photo Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Filter with mount\/thread?\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e110 – 140 (80mm)\u003cbr\u003e130 – 160 (100mm)\u003cbr\u003e150 – 180 (120mm)\u003cbr\u003e170 – 200 (140mm)\u003cbr\u003e190 – 220 (160mm)\u003cbr\u003e210 – 240 (180mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e130 – 160 (80mm)\u003cbr\u003e150 – 180 (100mm)\u003cbr\u003e170 – 200 (120mm)\u003cbr\u003e190 – 220 (140mm)\u003cbr\u003e210 – 240 (160mm)\u003cbr\u003e230 – 260 (180mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e100 – 130 (80mm)\u003cbr\u003e120 – 150 (100mm)\u003cbr\u003e140 – 170 (120mm)\u003cbr\u003e160 – 190 (140mm)\u003cbr\u003e180 – 210 (160mm)\u003cbr\u003e200 – 230 (180mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e140 – 170 (80mm)\u003cbr\u003e160 – 190 (100mm)\u003cbr\u003e180 – 210 (120mm)\u003cbr\u003e200 – 230 (140mm)\u003cbr\u003e220 – 250 (160mm)\u003cbr\u003e240 – 270 (180mm)\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\"\u003eBaader Digital Solar Filter (ASTF\/BDSF)\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\"\u003eCentering Pins (10mm dia, 38mm length)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eCentering Pins (20mm dia, 38mm length)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eSafety Straps with Adhesive Pads\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eRubber Plugs for unused holes\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eMounting Instructions\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:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\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\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty Policy\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"80mm","offer_id":44967379960093,"sku":"BAA-2459370","price":162.0,"currency_code":"CAD","in_stock":true},{"title":"100mm","offer_id":44967379992861,"sku":"BAA-2459371","price":184.0,"currency_code":"CAD","in_stock":true},{"title":"120mm","offer_id":44967380025629,"sku":"BAA-2459372","price":213.0,"currency_code":"CAD","in_stock":true},{"title":"140mm","offer_id":44967380058397,"sku":"BAA-2459373","price":235.0,"currency_code":"CAD","in_stock":true},{"title":"160mm","offer_id":44967380091165,"sku":"BAA-2459374","price":260.0,"currency_code":"CAD","in_stock":true},{"title":"180mm","offer_id":44967380123933,"sku":"BAA-2459375","price":292.0,"currency_code":"CAD","in_stock":true},{"title":"200mm","offer_id":44967380156701,"sku":"BAA-2459376","price":238.0,"currency_code":"CAD","in_stock":true},{"title":"240mm","offer_id":44967380189469,"sku":"BAA-2459377","price":270.0,"currency_code":"CAD","in_stock":true},{"title":"280mm","offer_id":44967380222237,"sku":"BAA-2459378","price":309.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Baader-Digital-Solar-Filter-3-8-OD-80-280mm-1__08779.1597111107.1280.1280.jpg?v=1684341472"},{"product_id":"baader-astrosolar-safety-film-od-3-8","title":"Baader AstroSolar Photo Film OD 3.8","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical Density 3.8:\u003c\/strong\u003e Specifically engineered for high-speed solar photography, not visual observation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnables Short Exposures:\u003c\/strong\u003e Allows for shutter speeds fast enough to \"freeze\" atmospheric seeing for maximum sharpness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Contrast Results:\u003c\/strong\u003e Optimized to reveal fine details in sunspot umbra, penumbra, and solar granulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY Filter Construction:\u003c\/strong\u003e Supplied as a film sheet for creating custom, securely mounted telescope solar filters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCRITICAL SAFETY WARNING:\u003c\/strong\u003e This film transmits too much light for direct viewing and will cause permanent eye damage if used for visual observation.\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\u003eBaader AstroSolar Photo Film OD 3.8\u003c\/h2\u003e\n\u003cp\u003eThe Baader AstroSolar Photo Film OD 3.8 is a specialized material engineered exclusively for high-magnification, high-speed solar imaging. With an optical density of 3.8, it transmits significantly more light than visual-grade films, enabling the ultra-short exposure times required to freeze atmospheric turbulence and capture the finest solar details.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis film is intended only for experienced astro-imagers and is absolutely not safe for visual use.\u003c\/strong\u003e Attempting to look through a telescope equipped with only this OD 3.8 film will result in immediate and permanent eye damage. It is a tool designed for a single purpose: capturing professional-quality solar images with modern high-frame-rate 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\u003eOD 3.8 Film: Exclusively for High-Speed Solar Photography\u003c\/h3\u003e\n\u003cp\u003eThe fundamental challenge in high-resolution solar imaging is overcoming atmospheric instability (\"seeing\"). The AstroSolar Photo Film OD 3.8 addresses this by allowing more of the Sun's light to reach the sensor. This increased transmission lets you use shutter speeds measured in milliseconds, capturing fleeting moments of steady air that are missed with longer exposures.\u003c\/p\u003e\n\u003cp\u003eThis \"lucky imaging\" technique is essential for resolving delicate structures like the texture within sunspots or the convection cells of solar granulation across the photosphere. The OD 3.8 film provides the signal boost needed to keep gain low and frame rates high, maximizing your chances of capturing a truly sharp image.\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\u003ePhoto Film OD 3.8 vs. Safety Film OD 5.0: A Critical Distinction\u003c\/h3\u003e\n\u003cp\u003eBaader offers two types of AstroSolar film, and choosing the correct one is a matter of safety and application. The distinction is based on their Optical Density (OD), which measures how much light is blocked.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAstroSolar Safety Film (OD 5.0):\u003c\/strong\u003e This is the standard film for both visual observation and imaging. It blocks 99.999% of sunlight, making it completely safe to look through. For imaging, it may require slightly longer exposures or higher gain settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAstroSolar Photo Film (OD 3.8):\u003c\/strong\u003e This product is for imaging only. It transmits roughly 16 times more light than the OD 5.0 film. While this is a tremendous advantage for high-speed video capture, it makes the film dangerously unsafe for your eyes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eExperienced imagers choose the OD 3.8 film when their primary goal is achieving the shortest possible exposure times to defeat poor seeing, and they understand the absolute prohibition on looking through the optical train.\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\"\u003eIs the Baader AstroSolar Photo Film OD 3.8 ever safe for visual use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003eNo, absolutely not.\u003c\/strong\u003e This film is for photographic use only. Looking at the Sun through this film, even for an instant, will cause severe and permanent eye damage, including blindness. For any visual observation, you must use Baader's AstroSolar \u003cstrong\u003eSafety\u003c\/strong\u003e Film OD 5.0 or a dedicated solar telescope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy would an imager choose the AstroSolar Photo Film OD 3.8 over the safer OD 5.0 version?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe sole advantage of the OD 3.8 film is its higher light transmission. This allows imagers to use extremely fast shutter speeds (e.g., under 10 milliseconds) and lower camera gain. This combination is critical for \"lucky imaging,\" where thousands of frames are captured in a short period to catch moments of perfect atmospheric stability, resulting in much sharper final images.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of camera setup is needed for the AstroSolar Photo Film OD 3.8?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis film is designed for modern, high-speed planetary-style CMOS cameras (from brands like ZWO, QHY, or Player One) that are capable of hundreds of frames per second. A DSLR can be used, but you will not be able to take full advantage of the film's potential without the ability to shoot high-frame-rate video (e.g., SER files).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow can the AstroSolar Photo Film OD 3.8 help me image the Sun with my 8\" f\/10 SCT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAn 8\" SCT has a long focal length (around 2000mm), which provides high magnification but also results in a dimmer image. The OD 3.8 film compensates for this by providing a brighter image at the focal plane. This allows you to maintain very fast shutter speeds even at high magnification, which is essential for capturing fine granulation and sunspot details with that aperture.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Baader AstroSolar Photo Film OD 3.8 to image a solar eclipse?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, but with extreme caution. It is excellent for imaging the partial phases of an eclipse. However, you MUST remove the filter during totality to capture the corona. For advanced imaging of phenomena like Bailey's Beads or the chromosphere, where brightness changes rapidly, the OD 3.8 film can be advantageous, but it requires a practiced and well-rehearsed imaging plan. It is not safe for viewing any phase of the eclipse visually.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the correct way to mount the Baader AstroSolar Photo Film OD 3.8?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou must construct a custom filter cell that holds the film securely over the full, front aperture of your telescope. The film should be held flat but without tension—wrinkles in the film are normal and do not affect image quality. The cell must be designed so that it cannot be accidentally blown off by wind or knocked off the telescope. Never use this film in a small filter that threads into an eyepiece.\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\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e3.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003ePhotographic\/Imaging ONLY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisual Use Safety\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eWARNING: NOT SAFE FOR VISUAL USE\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003eca. 20 x 29 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUsage\u003c\/td\u003e\n\u003ctd\u003eDigital solar imaging at highest magnifications and short exposure times. Not suitable for visual observation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Photo Film\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\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:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Film_Usage_Instructions.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Film Usage Instructions\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_Safe_Eclipse_Viewing_Camera_Obscura_Guide.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium Safe Eclipse Viewing Camera Obscura Guide\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_How_to_Build_Your_Own_AstroSolar_Filter.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium How to Build Your Own AstroSolar Filter\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\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty Policy\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"A4 Sheet 20x29cm (7.9\"x11.4\")","offer_id":51890640716061,"sku":"BAA-2459278","price":53.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader-AstroSolar-Photo-Film-OD-3.8.jpg?v=1781711185"},{"product_id":"baader-planetarium-astrosolar-clearwhite-safety-film-od-5-1","title":"Baader Planetarium AstroSolar® ClearWhite Safety Film OD 5.1","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eCertified AstroSolar® Safety Film\u003c\/li\u003e\n\u003cli\u003eOptical Density 5.1 for Visual Use\u003c\/li\u003e\n\u003cli\u003eAvailable as 100x50cm or Giant-size 117x117cm Sheet\u003c\/li\u003e\n\u003cli\u003e\"ClearWhite\" Neutral Color Rendition\u003c\/li\u003e\n\u003cli\u003eIdeal for DIY Custom-Fit Filter Cells\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\u003eAstroSolar® ClearWhite Safety Film OD 5.1\u003c\/h2\u003e\n\u003cp\u003eThe Baader AstroSolar® ClearWhite Safety Film provides certified Optical Density 5.1 protection in a large 100x50cm sheet or a giant-size 117x117cm sheet, enabling the construction of custom, full-aperture white-light solar filters that render the sun in its true neutral color for visual observation and high-resolution imaging.\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\u003eOD 5.1 Certified: Safe White-Light Solar Viewing\u003c\/h3\u003e\n\u003cp\u003eThis film is engineered for direct visual observation of the sun. The Optical Density 5.1 rating ensures that it reduces the intensity of sunlight by over 99.999%, blocking harmful UV and IR radiation while transmitting just enough light for comfortable, safe viewing. Unlike films that produce an orange or yellow image, the \"ClearWhite\" coating provides a completely neutral color balance. This allows you to perceive the subtle details and true coloration of sunspots, faculae, and granulation without any artificial tint.\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\u003eCustom Solar Filters: Two Sheet Sizes for Any Aperture\u003c\/h3\u003e\n\u003cp\u003eThe 100x50cm sheet supplies enough material to create multiple filters for smaller instruments like binoculars and finder scopes, or a single, full-aperture filter for a large telescope. The giant 117x117cm sheet goes further, covering the largest amateur telescopes, including Dobsonians over 20 inches in aperture, or yielding dozens of smaller filters for astronomy clubs and group projects. Either format gives you the freedom to build a perfectly fitted, lightweight filter cell for any optical tube you own, from a small refractor to a large Dobsonian reflector. A custom full-aperture filter ensures you are using your telescope's maximum resolution and light-gathering power for the sharpest possible solar views.\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\u003eAstroSolar Film vs. Glass Filters: Optical and Thermal Stability\u003c\/h3\u003e\n\u003cp\u003eWhile traditional glass solar filters offer superior physical durability, AstroSolar film provides distinct optical and thermal advantages. Baader's film is a substrate-free polymer, eliminating the risk of striae and internal imperfections common in glass, which can degrade image sharpness. The film's low thermal mass allows it to equalize with ambient temperature almost instantly, preventing the formation of tube currents that often plague thicker glass filters during morning observations. The primary trade-off is the film's delicate nature, requiring careful handling and a properly constructed cell for optimal results.\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 does Optical Density (OD) 5.1 mean for the AstroSolar® Safety Film?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003eOptical Density 5.1\u003c\/strong\u003e is a measure of light reduction and is the certified standard for safe, direct visual observation of the sun through a telescope. It means the film transmits only 1\/126,000th of the sun's light, effectively blocking 99.999% of its intensity, including harmful ultraviolet and infrared radiation, to a level that is safe for the human eye.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow many filters can I make from one sheet of AstroSolar® Film?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe number of filters depends on the aperture of your instruments and the sheet size you choose. As a guide:\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne very large filter, e.g. for a 16\" (400mm) telescope from the 100x50cm sheet, or for a Dobsonian over 20 inches from the 117x117cm sheet.\u003c\/li\u003e\n\u003cli\u003eMultiple medium-sized filters, e.g. several 8\" (200mm) SCT or Dobsonian filters from the 100x50cm sheet, or approximately four filters for 20-inch (50cm) telescopes from the 117x117cm sheet.\u003c\/li\u003e\n\u003cli\u003eA large number of small filters for binoculars, finder scopes, and camera lenses.\u003c\/li\u003e\n\u003c\/ul\u003e\nAlways measure the outer diameter of your optical tube before cutting the film.\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow is the \"ClearWhite\" view of this AstroSolar® Film different from other solar films?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \"ClearWhite\" designation means this AstroSolar® Film is designed to show the sun in its \u003cstrong\u003enatural, neutral white color\u003c\/strong\u003e. Many other solar films and filters impart a strong orange or yellow cast to the image. A neutral view can make it easier to discern subtle details in sunspot penumbrae and bright faculae near the solar limb.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the AstroSolar® ClearWhite Safety Film OD 5.1 for photography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, you can. The OD 5.1 film is perfectly suitable for solar photography, especially when using high frame rates (lucky imaging) for surface detail. However, because it is visually safe, it requires longer exposures or higher gain than dedicated photographic solar film (like Baader's OD 3.8 Photo Film), which is not safe for visual use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo small wrinkles in the AstroSolar® Safety Film affect the image?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, minor wrinkles or waves in the film do not impact optical quality. In fact, the film should be mounted with slight looseness, not stretched taut like a drumhead. Stretching the film can degrade its optical properties. As long as the film is securely mounted in its cell, small wrinkles will have no effect on the sharpness or contrast of the solar image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this AstroSolar® Film a better choice than a welder's glass filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. While welder's glass can dim the sun, it is not designed or certified for optical use and often has poor optical quality that will severely degrade the image from a telescope. AstroSolar® Safety Film is a precision optical material made to maintain the sharpness and contrast delivered by your telescope, while providing certified safety for your eyes.\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\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Filter with mount\/thread?\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e100x50cm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® ClearWhite Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density (OD)\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003eVisual Solar Observation and Photography\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e100cm x 50cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Rendition\u003c\/td\u003e\n\u003ctd\u003eNeutral White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eCE \/ ISO 12312-2:2015\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e100 x 50 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e117x117cm (Giant-size)\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® ClearWhite Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density (OD)\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e117 x 117 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisual Safety\u003c\/td\u003e\n\u003ctd\u003eCertified Safe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Use\u003c\/td\u003e\n\u003ctd\u003eHigh-Resolution Solar Imaging, Visual Observation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.04\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® ClearWhite Safety Film\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\"\u003eAstroSolar® ClearWhite Safety Film OD 5.1\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 sheet (selected size)\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:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_How_to_Build_Your_Own_AstroSolar_Filter.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium How to Build Your Own AstroSolar Filter\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_ClearWhite_OD_5.1_Safety_Instructions.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar ClearWhite OD 5.1 Safety Instructions\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\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"100x50cm","offer_id":52913250369821,"sku":"BAA-2422003","price":168.0,"currency_code":"CAD","in_stock":true},{"title":"117x117cm (Giant-size)","offer_id":52913250402589,"sku":"BAA-2422004","price":576.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/BaaderPlanetarium-AstroSolar-ClearWhite-Safety-Folie-OD-5-1-100x50cm-1_1cf6b6b8-6f66-456e-b71d-9bb471d11236.jpg?v=1789088698"},{"product_id":"baader-planetarium-asbf-astrosolar-binocular-filter-od-5-1-clearwhite","title":"Baader Planetarium ASBF – AstroSolar® Binocular Filter OD 5.1 – ClearWhite","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAvailable for 50, 60, 70, 80 \u0026amp; 100mm Aperture Binoculars\u003c\/li\u003e\n\u003cli\u003eAstroSolar® White-Light Film\u003c\/li\u003e\n\u003cli\u003eOptical Density (OD) 5.1 for Visual Safety\u003c\/li\u003e\n\u003cli\u003eClear, Neutral-Color Solar Image\u003c\/li\u003e\n\u003cli\u003eReveals Sunspots and Surface Granulation\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\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\u003eASBF – AstroSolar® Binocular Filter OD 5.1 – ClearWhite\u003c\/h2\u003e\n      \u003cp\u003eThe Baader ASBF AstroSolar® Binocular Filters provide certified OD 5.1 protection, transforming binoculars into a safe and effective instrument for direct solar observation. Offered in 50, 60, 70, 80 and 100mm sizes, from popular 50mm binoculars to large-format astronomy binoculars, they utilize Baader's renowned AstroSolar® film to render a natural, high-contrast white-light image of the Sun.\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\u003eAstroSolar® Safety Film: OD 5.1 for Natural White-Light Views\u003c\/h3\u003e\n      \u003cp\u003eAt the core of every ASBF filter is Baader's proprietary AstroSolar® film, which has an optical density of 5.1, blocking 99.999% of incoming sunlight, including harmful UV and IR radiation, to ensure eye safety. Unlike many solar filters that produce an artificially colored orange or yellow image, AstroSolar® film is engineered for a neutral \"ClearWhite\" color balance. This allows you to see the Sun in its natural color, which enhances the visibility of subtle details in sunspot umbrae and penumbrae, as well as surface granulation.\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\u003eDesigned for Binoculars from 50mm to 100mm: Turn Your Field Glasses to the Sun\u003c\/h3\u003e\n      \u003cp\u003eASBF filters are designed to fit over the front objectives of binoculars, with each size matched to an aperture class, from 50mm, the most common size for astronomy and nature observation, up to 100mm astronomy binoculars. With a filter securely covering each objective, you can engage in comfortable, two-eyed solar viewing, which reduces eye strain and often reveals more surface detail than single-eye observation. This makes ASBF filters an ideal accessory for safely watching solar eclipses, tracking large sunspot groups, or observing planetary transits across the solar disk.\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 does Optical Density 5.1 mean for the ASBF filters?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003e\u003cstrong\u003eOptical Density (OD) 5.1\u003c\/strong\u003e is a safety rating that indicates the filter blocks 99.999% of all sunlight, including harmful ultraviolet (UV) and infrared (IR) radiation. This level of attenuation is the international standard for safe, direct visual observation of the Sun through an optical instrument. Every ASBF filter meets this standard, ensuring your eyes are protected.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWill the ASBF filters show the sun in a different color?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eNo. ASBF filters use Baader's \"ClearWhite\" AstroSolar® film, which is designed to provide a \u003cstrong\u003eneutral, white-light view\u003c\/strong\u003e of the Sun. Unlike some filters that create an artificial orange or yellow image, these filters show the Sun in its natural color, which can make it easier to discern fine details in sunspots and faculae.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhich ASBF size fits my binoculars?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eChoose the size that matches your binocular's objective aperture, e.g. the ASBF 50 for 10x50, the ASBF 80 for 15x80, or the ASBF 100 for 25x100 binoculars. Because the physical outer diameter of binocular barrels can vary between manufacturers, it is critical to \u003cstrong\u003emeasure the outside diameter of your binocular's front barrels\u003c\/strong\u003e before ordering to ensure a secure, light-proof fit. Both objectives must be covered, and each filter must fit snugly and not be at risk of falling off during use.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use ASBF filters to watch a total solar eclipse?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eAbsolutely. ASBF filters are perfect for observing all partial phases of a solar eclipse. With your binoculars, you can safely watch the Moon's disk move across the Sun. However, you must remove the filters during the brief period of totality to see the solar corona, and immediately replace them as soon as the Sun begins to reappear.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I expect to see on the Sun with ASBF filters on my binoculars?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eWith a typical pair of 10x50 binoculars or larger astronomy binoculars and the matching ASBF filters, you can easily resolve key solar features. Depending on solar activity, you can expect to see:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eSunspots:\u003c\/strong\u003e You can track the largest sunspot groups and often distinguish the darker inner umbra from the lighter surrounding penumbra.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eGranulation:\u003c\/strong\u003e Under steady atmospheric conditions, you may be able to see the mottled, rice-grain texture of the solar surface.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eLimb Darkening:\u003c\/strong\u003e You will notice the edge of the Sun appears slightly dimmer than the center, a phenomenon known as limb darkening.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AstroSolar® film on the ASBF filters durable?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eAstroSolar® film is a specialized polymer that is more durable than many other solar films, but it still requires careful handling. Always inspect the filters for scratches, pinholes, or tears before every use, and never use a damaged filter. Store the filters in a protective case when not in use to prevent damage. With proper care, ASBF filters will provide many years of safe solar viewing.\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\u003eUsage\u003c\/td\u003e\n\u003ctd\u003eVisual solar observation and imaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Filter with mount\/thread?\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e50mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eWhite-Light Solar Filter for Binoculars\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Fit\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Material\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003eOD 5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eNeutral White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e110\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e55 – 70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e81 – 96\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e60mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASBF 60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eWhite-Light Solar Filter for Binoculars\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Fit\u003c\/td\u003e\n\u003ctd\u003e~60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Material\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003eOD 5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eNeutral White (ClearWhite)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eMatched pair of filter cells\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e60 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e65 – 80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e91 – 106\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e70mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASBF 70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eWhite-Light Solar Filter for Binoculars\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Fit\u003c\/td\u003e\n\u003ctd\u003e70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Material\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003eOD 5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eNeutral White (ClearWhite)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e70 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e75 – 90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e101 – 116\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e80mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASBF 80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eWhite-Light Solar Filter for Binoculars\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Fit\u003c\/td\u003e\n\u003ctd\u003e~80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Material\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003eOD 5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eNeutral White (ClearWhite)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eMatched pair of filters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e85 – 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e111 – 126\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e100mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASBF 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003eOD 5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended For\u003c\/td\u003e\n\u003ctd\u003eBinoculars with ~100mm Aperture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eNeutral White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.09\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e105 – 120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e131 – 146\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\"\u003eASBF AstroSolar® Binocular Filter (selected size)\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1 pack\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_Solar_Filters_Clamping_Range_Chart.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium Solar Filters Clamping Range Chart\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_ClearWhite_OD_5.1_Safety_Instructions.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar ClearWhite OD 5.1 Safety Instructions\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"50mm","offer_id":52913251025181,"sku":"BAA-2423025","price":75.0,"currency_code":"CAD","in_stock":true},{"title":"60mm","offer_id":52913251057949,"sku":"BAA-2423026","price":88.0,"currency_code":"CAD","in_stock":true},{"title":"70mm","offer_id":52913251090717,"sku":"BAA-2423027","price":95.0,"currency_code":"CAD","in_stock":true},{"title":"80mm","offer_id":52913251123485,"sku":"BAA-2423028","price":107.0,"currency_code":"CAD","in_stock":true},{"title":"100mm","offer_id":52913251156253,"sku":"BAA-2423029","price":129.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/BaaderPlanetarium-ASBF-50-AstroSolar-Binocular-Filter-OD-5-1-1_ae260db2-fbe6-4f78-88d6-11b921019fda.jpg?v=1789088750"},{"product_id":"baader-planetarium-assf-astrosolar-spotter-filter-od-5-1-clearwhite","title":"Baader Planetarium ASSF – AstroSolar® Spotter Filter OD 5.1 – ClearWhite","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAvailable in seven sizes from 50mm to 150mm for spotting scopes, binoculars, finders and small telescopes\u003c\/li\u003e\n\u003cli\u003eOptical Density 5.1 for safe, direct visual solar observation\u003c\/li\u003e\n\u003cli\u003eClearWhite coating provides a natural, neutral-colored view of the Sun\u003c\/li\u003e\n\u003cli\u003eIncludes three adjustable centering bolts for a secure fit\u003c\/li\u003e\n\u003cli\u003eSupplied with three safety straps for added instrument protection\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\u003eASSF – AstroSolar® Spotter Filter OD 5.1 – ClearWhite\u003c\/h2\u003e\n\u003cp\u003eThe ASSF AstroSolar® Spotter Filters provide rigorously tested solar views with an Optical Density of 5.1, ensuring safety for direct observation. Offered in seven sizes from the ASSF 50 to the ASSF 150, each filter cell includes three adjustable centering bolts and three safety straps, creating a secure, non-slip attachment to your spotting scope, binoculars, finder, or small telescope.\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\u003eSafe Solar Observation with an OD 5.1 Filter\u003c\/h3\u003e\n\u003cp\u003eEvery ASSF filter uses genuine Baader AstroSolar® film, which achieves its Optical Density (OD) of 5.1 through meticulous dual-sided coatings. The result is a reduction in solar intensity by a factor of more than 100,000, blocking 99.999% of incoming sunlight and making it completely safe for visual use. The ClearWhite coating ensures the Sun appears in its natural color, free from the artificial orange or blue tints introduced by some other filter types, allowing you to see sunspots, faculae, and granulation in neutral tones.\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\u003eSecure Mounting with 3 Adjustable Centering Bolts and Safety Straps\u003c\/h3\u003e\n\u003cp\u003eA solar filter is only safe if it stays securely attached to your instrument. Every ASSF filter includes a robust mounting system designed for peace of mind. Three adjustable centering bolts (13mm in diameter and 24mm high on the ASSF 50, 65, 80 and 100; 10mm in diameter and 38mm long on the ASSF 130) grip the outer tube or dew shield of your spotting scope, finder, binocular objective, or telescope for a firm, centered fit. For an additional layer of security, three safety straps with adhesive pads are included to prevent the filter from being accidentally dislodged by wind or a sudden bump.\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\u003eASSF Filters vs. DIY Film: The Safety of a Pre-Made Cell\u003c\/h3\u003e\n\u003cp\u003eWhile building your own filter from a sheet of AstroSolar® film is an option, a factory-mounted ASSF filter cell eliminates the risks and variables of a DIY project. The film is mounted stress-free and without tension in a durable cell, preserving the film's exceptional optical quality and preventing tearing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGuaranteed Safety:\u003c\/strong\u003e There is no risk of light leaks, pinholes from handling, or adhesive failure that can occur with homemade cells.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical Integrity:\u003c\/strong\u003e The tension-free factory mount delivers sharper images than a poorly tensioned DIY filter; slight wrinkles in the film are normal and do not affect image sharpness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability and Convenience:\u003c\/strong\u003e The pre-built filter is ready to use out of the box and is far more robust for transport and repeated use than a cardboard cell. A comprehensive 32-page instruction manual guides you through proper, secure mounting.\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 does OD 5.1 mean for the ASSF AstroSolar® Filters?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003eOptical Density (OD) 5.1\u003c\/strong\u003e means the filter reduces the intensity of sunlight by a factor of over 100,000, blocking harmful UV and IR radiation and dimming the visible light to a level that is completely safe for direct viewing through a telescope, spotting scope, or binoculars. It is the standard for white-light visual solar filters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I securely attach an ASSF filter to my binoculars or spotting scope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eEvery ASSF filter uses three adjustable \u003cstrong\u003ecentering bolts\u003c\/strong\u003e to create a firm grip on the outside of your instrument's tube. You slide the filter over the objective and tighten the bolts for a snug, centered fit. For maximum safety, you should also attach the included \u003cstrong\u003ethree safety straps\u003c\/strong\u003e, which prevent the filter from being accidentally knocked off.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use an ASSF AstroSolar® filter for photography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, you can. While these filters are designated OD 5.1 for visual safety, they work well for solar photography. You will simply need to use slightly longer exposure times or higher ISO\/gain settings compared to a photographic-only filter (like an OD 3.8), but they produce excellent images of sunspots and surface details.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between the \"ClearWhite\" ASSF filters and other solar filters?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \"ClearWhite\" designation refers to the neutral color balance of the view. Many other solar filters, especially inexpensive glass types, produce a strong orange or yellow-tinted image. The Baader AstroSolar® film provides a more natural white view, which many observers prefer for accurately judging the color and contrast of solar features like sunspots and faculae.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use an ASSF filter to watch a solar eclipse?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAn ASSF filter is ideal for observing the partial phases of a solar eclipse with your spotting scope, binoculars, or small telescope. It will allow you to safely watch the Moon's disk gradually cover the Sun. However, you must remove the filter during the brief period of totality to see the Sun's corona. Remember to replace it immediately as soon as the Sun begins to reappear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhich ASSF size should I choose for my instrument?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eChoose the size that matches the aperture class of your optic: the ASSF 50 is an excellent choice for converting a standard 8x50 finder or 50mm spotting scope into a safe solar instrument, while the larger sizes up to the ASSF 150 suit bigger spotting scopes, refractors, and other optical tubes. Because the adjustable bolts grip the outside of the tube, measure the outer diameter of your instrument's front cell or dew shield before ordering to ensure a secure fit.\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\u003eUsage\u003c\/td\u003e\n\u003ctd\u003eVisual solar observation and imaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Filter with mount\/thread?\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e50mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASSF 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Spotter Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Class\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Rendition\u003c\/td\u003e\n\u003ctd\u003eClearWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Bolts\u003c\/td\u003e\n\u003ctd\u003e3x Centering Bolts (13mm diameter x 24mm height)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Safety Features\u003c\/td\u003e\n\u003ctd\u003e3x Safety straps with glue-pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e110\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e55 – 70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e81 – 96\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e65mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASSF 65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Spotter Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Rendition\u003c\/td\u003e\n\u003ctd\u003eClearWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003e3 adjustable centering bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCentering Bolt Dimensions\u003c\/td\u003e\n\u003ctd\u003e13mm diameter, 24mm height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety System\u003c\/td\u003e\n\u003ctd\u003e3 safety straps with glue-pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Instructions\u003c\/td\u003e\n\u003ctd\u003e32-page mounting manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e65 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e70 – 85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e96 – 111\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e80mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASSF 80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Spotter Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Class\u003c\/td\u003e\n\u003ctd\u003eUp to 80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Rendition\u003c\/td\u003e\n\u003ctd\u003eClearWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Bolts\u003c\/td\u003e\n\u003ctd\u003e3x Centering Bolts (13mm diameter x 24mm height)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Safety Features\u003c\/td\u003e\n\u003ctd\u003e3x Safety straps with glue-pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Instructions\u003c\/td\u003e\n\u003ctd\u003e32-page mounting manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.06\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e85 – 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e111 – 126\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e100mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASSF 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density (OD)\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended Aperture Range\u003c\/td\u003e\n\u003ctd\u003e50mm to 100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Material\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® ClearWhite Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003e3 adjustable centering bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCentering Bolt Dimensions\u003c\/td\u003e\n\u003ctd\u003e13mm diameter, 24mm height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety System\u003c\/td\u003e\n\u003ctd\u003e3 safety straps with glue-pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e105 – 120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e131 – 146\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e115mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASSF 115\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Spotter Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Rendition\u003c\/td\u003e\n\u003ctd\u003eClearWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003e3 adjustable centering bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety System\u003c\/td\u003e\n\u003ctd\u003e3 safety straps with adhesive pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e115 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e115\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e120 – 135\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (13mm bolts)\u003c\/td\u003e\n\u003ctd\u003e146 – 161\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e130mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASSF 130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Spotter Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Image Color\u003c\/td\u003e\n\u003ctd\u003eClearWhite (Neutral White)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCentering Bolts\u003c\/td\u003e\n\u003ctd\u003e3x (10mm diameter x 38mm length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Features\u003c\/td\u003e\n\u003ctd\u003e3x Safety straps with glue-pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e210\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e148 – 178\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e168 – 198\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e150mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASSF 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Spotter Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Class\u003c\/td\u003e\n\u003ctd\u003eApprox. 150mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Rendition\u003c\/td\u003e\n\u003ctd\u003eClearWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003e3 adjustable centering bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety System\u003c\/td\u003e\n\u003ctd\u003e3 safety straps with glue-pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Instructions\u003c\/td\u003e\n\u003ctd\u003e32-page mounting manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e168 – 198\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e188 – 218\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\"\u003eASSF – AstroSolar® Spotter Filter (selected size)\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\"\u003eCentering Bolts\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eSafety Straps with Glue-Pads\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eMounting Instructions\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 (32 pages)\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:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_Solar_Filters_Clamping_Range_Chart.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium Solar Filters Clamping Range Chart\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_ClearWhite_OD_5.1_Safety_Instructions.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar ClearWhite OD 5.1 Safety Instructions\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\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"50mm","offer_id":52913255088413,"sku":"BAA-2423035","price":76.0,"currency_code":"CAD","in_stock":true},{"title":"65mm","offer_id":52913255121181,"sku":"BAA-2423036","price":91.0,"currency_code":"CAD","in_stock":true},{"title":"80mm","offer_id":52913255153949,"sku":"BAA-2423037","price":107.0,"currency_code":"CAD","in_stock":true},{"title":"100mm","offer_id":52913255186717,"sku":"BAA-2423038","price":130.0,"currency_code":"CAD","in_stock":true},{"title":"115mm","offer_id":52913255219485,"sku":"BAA-2423039","price":140.0,"currency_code":"CAD","in_stock":true},{"title":"130mm","offer_id":52913255252253,"sku":"BAA-2423040","price":164.0,"currency_code":"CAD","in_stock":true},{"title":"150mm","offer_id":52913255285021,"sku":"BAA-2423041","price":193.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/BaaderPlanetarium-ASSF-50-AstroSolar-Spotter-Filter-OD-5-1-ClearWhite-1_3b1463fd-8b53-45d3-9b21-19fc9409b735.jpg?v=1789088821"},{"product_id":"baader-planetarium-astf-astrosolar-telescope-filter-od-5-1-clearwhite","title":"Baader Planetarium ASTF – AstroSolar® Telescope Filter OD 5.1 – ClearWhite","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAvailable in nine sizes from 80mm to 280mm (ASTF 80 to ASTF 280) to suit your telescope\u003c\/li\u003e\n\u003cli\u003eAstroSolar® Safety Film with Optical Density 5.1\u003c\/li\u003e\n\u003cli\u003eDiffraction-limited optical quality for high-resolution views\u003c\/li\u003e\n\u003cli\u003eTemperature-compensated filter cell keeps the film tension-free\u003c\/li\u003e\n\u003cli\u003eProduces a neutral, ClearWhite image of the solar disk\u003c\/li\u003e\n\u003cli\u003eIncludes adjustable centering bolts and safety straps for secure attachment\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\u003eASTF – AstroSolar® Telescope Filter OD 5.1 – ClearWhite\u003c\/h2\u003e\n\u003cp\u003eThe Baader ASTF AstroSolar® Telescope Filters deliver safe, diffraction-limited white-light solar viewing and are available in nine sizes, from the ASTF 80 for 80mm-class telescopes up to the ASTF 280 for 280mm (11-inch) instruments. Their renowned AstroSolar® film features an Optical Density of 5.1, safe for direct visual observation through the telescope and for solar photography, while rendering high-contrast, neutral white-light images of sunspots, granulation, faculae, and the partial phases of solar eclipses.\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\u003eAstroSolar OD 5.1 Film: Diffraction-Limited White-Light Views\u003c\/h3\u003e\n\u003cp\u003eAt the heart of every ASTF filter is Baader's AstroSolar® Safety Film, which achieves the optical quality of a high-precision, plane-parallel glass filter without the associated cost. It blocks harmful ultraviolet and infrared radiation, and unlike many lesser filters that produce an orange-tinted, low-contrast image, it delivers a \"ClearWhite\" view, showing the Sun in its natural color for objective analysis and 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\u003eTemperature-Compensated Cell for Consistent Optical Integrity\u003c\/h3\u003e\n\u003cp\u003eTo maintain its diffraction-limited performance, AstroSolar® film must remain completely free of tension. Every ASTF filter features an advanced, temperature-compensating cell that allows the film to \"float.\" The film is mounted on an injection-molded ring with the same thermal expansion properties, which is then held within the aluminum frame by a separate glass-fiber-reinforced ring. This design ensures the film never stretches or shrinks due to temperature changes, preserving its exquisite image quality from a frigid -30°C to a scorching +50°C.\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\u003eASTF vs. DIY Filters: The Critical Role of a Tension-Free Mount\u003c\/h3\u003e\n\u003cp\u003eMany homemade solar filters stretch the film taut like a drum skin in an attempt to make it look flat like glass. This process completely destroys the film's optical properties, resulting in blurry views unsuitable for high magnification. A correctly mounted AstroSolar® filter will exhibit slight waves; this is a sign that the film is tension-free and ready to perform as a precision optical window. The professional construction of the ASTF cell removes the guesswork and risk, guaranteeing optimal performance in every size.\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\u003eSecure and Adaptable Mounting System for Telescopes\u003c\/h3\u003e\n\u003cp\u003eEach ASTF filter is equipped with a robust and versatile mounting system to ensure a safe, secure fit on your telescope's tube or dew shield. Adjustable centering bolts slide into the aluminum frame to center and clamp the filter on your instrument; the ASTF 120 and ASTF 200, for example, come with two sets of three 38mm-long bolts in 10mm and 20mm diameter, plus rubber plugs for unused openings. For added peace of mind, included safety straps with adhesive pads anchor the filter to your telescope, preventing it from being accidentally dislodged by wind or a sudden bump.\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\"\u003eWhy does the film in my ASTF filter look wrinkled?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis is intentional and a sign of correct mounting. For the \u003cstrong\u003eAstroSolar® film\u003c\/strong\u003e to deliver diffraction-limited images, it must be completely free from tension. The slight waves indicate the film is \"floating\" in its temperature-compensated cell, ready to perform like a high-precision optical window. A taut, perfectly flat film would produce a poor image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between an ASTF filter and a simple glass solar filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eBaader ASTF filters use diffraction-limited AstroSolar® film, which acts as a precision optical window, providing much higher contrast and resolution than most affordable glass filters. The film also produces a neutral white image, whereas many glass filters add a strong orange or yellow color cast.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I attach an ASTF filter securely to my telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eSlide the adjustable centering bolts into the filter frame and position them so they grip the rim of your telescope tube or dew shield for a snug, centered fit. For maximum safety, you must also use the included \u003cstrong\u003esafety straps\u003c\/strong\u003e, which create a secure connection between the filter cell and the telescope tube, preventing accidental removal by wind or a bump.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Baader ASTF filters for solar photography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. The \u003cstrong\u003eOptical Density 5.1\u003c\/strong\u003e film is designed for both visual observing and high-resolution solar photography. Its high-contrast, neutral color image is ideal for capturing fine details like sunspot umbra and penumbra, faculae, surface granulation, and planetary transits with a DSLR or dedicated astronomy camera.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhich ASTF size should I choose for my telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe ASTF range covers telescope classes from 80mm (ASTF 80) to 280mm (ASTF 280), e.g. small refractors, 8-inch Schmidt-Cassegrains and Dobsonians, and 11-inch SCTs. Because the filter clamps around the front of your instrument, always \u003cstrong\u003emeasure the outer diameter of your telescope tube front or dew shield\u003c\/strong\u003e before ordering to ensure a proper fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs an ASTF filter safe for viewing a total solar eclipse?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eASTF filters are essential and perfectly safe for viewing all the \u003cstrong\u003epartial phases\u003c\/strong\u003e of an eclipse. However, you \u003cstrong\u003eMUST\u003c\/strong\u003e remove the filter from the telescope the moment totality begins to see the faint solar corona. As soon as the sun begins to reappear from behind the moon, the filter must be securely replaced immediately.\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\u003eUsage\u003c\/td\u003e\n\u003ctd\u003eVisual solar observation and imaging at high magnification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Wavelength\u003c\/td\u003e\n\u003ctd\u003eWhitelight (integral light)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Filter with mount\/thread?\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e80mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density (OD)\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar Image Color\u003c\/td\u003e\n\u003ctd\u003eClearWhite (Neutral White)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eTension-free, temperature-compensating cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e170\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e110 – 140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e130 – 160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e100 – 130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e140 – 170\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e100mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eWhite-Light Solar Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e~100mm Class Telescopes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm\u003c\/td\u003e\n\u003ctd\u003eBaader AstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eNeutral White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Construction\u003c\/td\u003e\n\u003ctd\u003eTemperature-Compensated Aluminum Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e130 – 160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e150 – 180\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e120 – 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e160 – 190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e120mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASTF 120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Telescope Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003eOD 5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm Color\u003c\/td\u003e\n\u003ctd\u003eClearWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-30°C to +50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003eAdjustable Centering Bolts (10mm \u0026amp; 20mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e120 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e210\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e150 – 180\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e170 – 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e140 – 170\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e180 – 210\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e140mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASTF 140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Telescope Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eClearWhite (Neutral White)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Cell\u003c\/td\u003e\n\u003ctd\u003eTemperature-Compensated, Tension-Free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003eAdjustable centering bolts and safety straps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e140 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e170 – 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e190 – 220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e160 – 190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e200 – 230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e160mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASTF 160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Telescope Filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eClearWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Cell\u003c\/td\u003e\n\u003ctd\u003eTemperature-Compensating, Stress-Free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003eAdjustable centering bolts and safety straps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e160 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e190 – 220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e210 – 240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e180 – 210\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e220 – 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e180mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASTF 180\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e180 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density (OD)\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eClearWhite (Neutral)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Cell\u003c\/td\u003e\n\u003ctd\u003eTemperature-Compensated, Tension-Free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e270\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e210 – 240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e230 – 260\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e200 – 230\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e240 – 270\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e200mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASTF 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003eTelescopes up to 200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eClearWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-30°C to +50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003e2 sets of adjustable centering pins (10mm \u0026amp; 20mm diameter, 38mm long)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Features\u003c\/td\u003e\n\u003ctd\u003e3x Safety straps with adhesive pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e200 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e290\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e230 – 260\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e250 – 280\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e220 – 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e260 – 290\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e240mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASTF 240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eClearWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Cell\u003c\/td\u003e\n\u003ctd\u003eTemperature-Compensated, Stress-Free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003e2 sets of adjustable centering pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Features\u003c\/td\u003e\n\u003ctd\u003e3x Safety straps with self-adhesive pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e240 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e240\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e330\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e270 – 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e290 – 320\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e260 – 290\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e300 – 330\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e280mm\u003c\/h3\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eASTF 280\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e280mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilm Type\u003c\/td\u003e\n\u003ctd\u003eAstroSolar® Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Density\u003c\/td\u003e\n\u003ctd\u003e5.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Color\u003c\/td\u003e\n\u003ctd\u003eClearWhite (Neutral)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Cell\u003c\/td\u003e\n\u003ctd\u003eTemperature-Compensating, Stress-Free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting System\u003c\/td\u003e\n\u003ctd\u003eAdjustable centering bolts and safety straps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter size\u003c\/td\u003e\n\u003ctd\u003e280 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e280\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e370\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAstroSolar Film\u003c\/td\u003e\n\u003ctd\u003eAstroSolar Safety Film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e310 – 340\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (10mm bolts)\u003c\/td\u003e\n\u003ctd\u003e330 – 360\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e300 – 330\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Clampingrange (20mm bolts)\u003c\/td\u003e\n\u003ctd\u003e340 – 370\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ch3\u003e80mm\u003c\/h3\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eASTF 80 – AstroSolar® Telescope 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\u003ch3\u003e120mm\u003c\/h3\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eASTF 120 AstroSolar® Telescope Filter\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\"\u003eCentering Bolts (10mm Diameter)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eCentering Bolts (20mm Diameter)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eSafety Straps with Adhesive Pads\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eRubber Plugs for Unused Holes\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eMounting Instructions\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\u003ch3\u003e240mm\u003c\/h3\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eASTF 240 AstroSolar® Telescope Filter\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\"\u003eCentering Pins\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2 sets\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\"\u003eSafety Straps with Adhesive Pads\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eRubber Plugs for Unused Holes\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 3\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\"\u003eMounting Instructions\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:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_Filter_v1.7_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar Filter v1.7 Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_Solar_Filters_Clamping_Range_Chart.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium Solar Filters Clamping Range Chart\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Baader_Planetarium_AstroSolar_ClearWhite_OD_5.1_Safety_Instructions.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBaader Planetarium AstroSolar ClearWhite OD 5.1 Safety Instructions\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\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader 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