{"title":"Baader Filter Promo","description":"\u003cp\u003eTo celebrate \u003cstrong\u003eBaader Planetarium's 60th anniversary\u003c\/strong\u003e, a selection of filters for visual observation, photometry and astrophotography is on promotion with a special discount, while stocks last.\u003c\/p\u003e","products":[{"product_id":"baader-filtro-contrast-booster","title":"Baader Contrast Booster Filter","description":"\u003ch2\u003eBaader Contrast Booster Filter – Contrast and Sharpness Without False Colour\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBaader Contrast Booster\u003c\/strong\u003e is an advanced optical filter made of \u003cstrong\u003eneodymium-doped glass\u003c\/strong\u003e, designed to \u003cstrong\u003eeliminate chromatic aberration\u003c\/strong\u003e in achromatic refractors and dramatically improve image contrast and sharpness. With \u003cstrong\u003eover 95% transmission\u003c\/strong\u003e, it delivers brighter images than classic green Moon filters, with more natural colour rendering.\u003c\/p\u003e\n\u003cp\u003eIt completely eliminates the false colours typical of budget achromatic refractors, removes blue chromatic aberration, enhances detail on Jupiter and Mars (including the Great Red Spot), and darkens atmospheric skyglow for a darker sky background. No loss of quality even beyond 200x magnification.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLunar and planetary observation\u003c\/strong\u003e: eliminates blue cast and reveals fine detail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolar observation\u003c\/strong\u003e (only with a Baader AstroSolar filter): sharper, more natural image\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerrestrial observation\u003c\/strong\u003e: more neutral, higher-contrast image\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDemanding beginners\u003c\/strong\u003e: a better alternative to the green Moon filters supplied with telescopes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAvailable formats\u003c\/h3\u003e\n\u003cp\u003eAvailable in 2 formats: 1¼\" (31.8mm) and 2\" (50.8mm).\u003c\/p\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFilter type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnti-chromatic Contrast Booster\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNeodymium-doped glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmission\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;95% in the passband\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRear coating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7-layer multicoating, 0.25% reflectivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFront coating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e23-layer dielectric long-pass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface treatment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIon-assisted hardening on both faces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMoon, planets, Sun (with AstroSolar filter), terrestrial observation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBaader Planetarium (Germany)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e For solar observation, use the Contrast Booster exclusively in combination with the Baader AstroSolar OD 5.0 safety filter.\u003c\/p\u003e","brand":"Baader-Planetarium","offers":[{"title":"1¼\" (31,8mm)","offer_id":51261920772427,"sku":"BRBP2458360","price":80.1,"currency_code":"EUR","in_stock":true},{"title":"2\" (50,8mm)","offer_id":58166859792715,"sku":"BRBP2458365","price":128.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/baader-filtro-contrast-booster-2-pollici-telescopi-acromatici-osservazione-astronomica.jpg?v=1744219806"},{"product_id":"baader-filtro-neodymium-moon-skyglow-ircut","title":"Baader Neodymium Moon \u0026 Skyglow IR-Cut Filter","description":"\u003ch2\u003eBaader Neodymium Moon \u0026 Skyglow IR-Cut Filter – Selective Contrast for Newtonians and SCTs\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBaader Neodymium Moon \u0026 Skyglow filter with IR-Cut\u003c\/strong\u003e is Baader Planetarium's selective contrast filter for \u003cstrong\u003ereflecting telescopes\u003c\/strong\u003e – Newtonians and Schmidt-Cassegrains. It combines \u003cstrong\u003eneodymium glass\u003c\/strong\u003e with an \u003cstrong\u003einfrared cut (IR-Cut)\u003c\/strong\u003e and the proprietary \u003cstrong\u003ePhantom Group Coating\u003c\/strong\u003e for a professional-level observing experience.\u003c\/p\u003e\n\u003cp\u003eIt selectively blocks the wavelengths of sodium and mercury vapour lamps and atmospheric skyglow, without suppressing colour visibility or brightness differences. The result is a \u003cstrong\u003ebrighter, more neutral colour\u003c\/strong\u003e with significantly improved RGB: red and blue stand out more, the sky background is darker, and Jupiter's Great Red Spot becomes more visible even from urban skies.\u003c\/p\u003e\n\u003cp\u003eThe integrated IR-Cut blocks out-of-focus IR radiation, also optimising the filter for \u003cstrong\u003eastrophotography with modified DSLRs\u003c\/strong\u003e: stars appear more point-like. Compatible with any eyepiece holder and combinable with other Baader filters.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelective contrast filter for \u003cstrong\u003eNewtonian and Schmidt-Cassegrain reflectors\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e95%\u003c\/strong\u003e transmission in the passband\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhantom Group Coating\u003c\/strong\u003e for natural, vivid colours\u003c\/li\u003e\n\u003cli\u003eIntegrated IR-Cut: also optimised for astrophotography with modified DSLRs\u003c\/li\u003e\n\u003cli\u003eSelective blocking of Na, Hg and skyglow without altering natural colours\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAvailable formats\u003c\/h3\u003e\n\u003cp\u003eAvailable in 2 formats: 1¼\" (31.8mm) and 2\" (50.8mm).\u003c\/p\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFilter type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSelective contrast Neodymium Moon \u0026 Skyglow + IR-Cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmission\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95% in the passband\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePhantom Group Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIR function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated IR-Cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNeodymium glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUse\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVisual observation and astrophotography (modified DSLRs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBaader Planetarium (Germany)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Baader-Planetarium","offers":[{"title":"1¼\" (31,8mm)","offer_id":51261925196107,"sku":"BRBP2458305A","price":80.1,"currency_code":"EUR","in_stock":true},{"title":"2\" (50,8mm)","offer_id":58166896427339,"sku":"BRBP2458334A","price":131.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/baader-filtro-neodymium-ircut-114pollice.jpg?v=1787042817"},{"product_id":"baader-set-filtri-narrowband-6-5nm-sho","title":"Baader Narrowband Filter Set 6.5nm (H-alpha\/O-III\/S-II)","description":"\u003cp\u003e\u003cstrong\u003eThe Baader Narrowband Filter Set 6.5nm (H-alpha \/ O-III \/ S-II)\u003c\/strong\u003e is the professional combination of three precision narrowband filters, CMOS-optimized, designed for tri-colour imaging of emission nebulae according to the famous \"Hubble\" palette (SHO).\u003c\/p\u003e\n\n\u003ch2\u003eThree filters, one palette\u003c\/h2\u003e\n\u003cp\u003eThe set includes an \u003cstrong\u003eH-alpha\u003c\/strong\u003e filter (656.3nm), an \u003cstrong\u003eO-III\u003c\/strong\u003e filter (500.7nm) and an \u003cstrong\u003eS-II\u003c\/strong\u003e filter (671.7nm), all with a 6.5nm FWHM passband — the optimal bandwidth for optical systems from f\/10 to f\/3.5, the vast majority of amateur telescopes in use. The three bands are calibrated to allow 1:1:1 exposure ratios, matched to the typical quantum efficiency and signal-to-noise ratio of modern CMOS sensors.\u003c\/p\u003e\n\n\u003ch2\u003eBaader CMOS-Optimized technology\u003c\/h2\u003e\n\u003cp\u003eEach filter is coated with \u003cstrong\u003eReflex-Blocker™\u003c\/strong\u003e treatment, which eliminates unwanted reflections even in the presence of auxiliary optics, and with \u003cstrong\u003eLife-Coat™\u003c\/strong\u003e technology: a hardened coating that does not flake, does not degrade and lasts the filter's entire lifetime even under the most extreme conditions. The edges are blackened all around, with a visual indicator on the front side for correct orientation during mounting. Each filter is individually polished and coated, with no exposed coating edges.\u003c\/p\u003e\n\n\u003ch2\u003eAvailable formats\u003c\/h2\u003e\n\u003cp\u003eAvailable in 7 formats: 1¼\" (31.8mm), 2\" (50.8mm), 31mm, 36mm, 50.4mm, 50×50mm and 65×65mm.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilters included\u003c\/td\u003e\n\u003ctd\u003eH-alpha, O-III, S-II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCentral wavelengths\u003c\/td\u003e\n\u003ctd\u003e656.3 \/ 500.7 \/ 671.7 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandwidth (FWHM)\u003c\/td\u003e\n\u003ctd\u003e6.5 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended optical systems\u003c\/td\u003e\n\u003ctd\u003ef\/10 to f\/3.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter thickness\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating\u003c\/td\u003e\n\u003ctd\u003eReflex-Blocker™, Life-Coat™\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBaader Planetarium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWho it's for\u003c\/h2\u003e\n\u003cp\u003eIdeal for astrophotographers who want to create false-colour \"Hubble Palette\" style images of emission nebulae, planetary nebulae and supernova remnants, even under heavy light pollution and with the moon high in the sky. Compatible with filter wheels and most mono CMOS cameras for astrophotography.\u003c\/p\u003e","brand":"Baader-Planetarium","offers":[{"title":"1¼\" (31,8mm)","offer_id":57946506625355,"sku":"BRBP2961650","price":376.2,"currency_code":"EUR","in_stock":true},{"title":"2\" (50,8mm)","offer_id":58166939353419,"sku":"BRBP2961653","price":637.2,"currency_code":"EUR","in_stock":true},{"title":"31mm","offer_id":58166939386187,"sku":"BRBP2961651","price":396.9,"currency_code":"EUR","in_stock":true},{"title":"36mm","offer_id":58166939418955,"sku":"BRBP2961652","price":450.0,"currency_code":"EUR","in_stock":true},{"title":"50,4mm","offer_id":58166939451723,"sku":"BRBP2961654","price":725.4,"currency_code":"EUR","in_stock":true},{"title":"50x50mm","offer_id":58166939484491,"sku":"BRBP2961655","price":773.1,"currency_code":"EUR","in_stock":true},{"title":"65x65mm","offer_id":58166939517259,"sku":"BRBP2961656","price":981.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/baader-set-filtri-narrowband-65nm-114pollice.jpg?v=1787056928"},{"product_id":"baader-set-filtri-highspeed-f2-6-5nm-sho","title":"Baader f\/2 Highspeed Filter Set 6.5nm (H-alpha\/O-III\/S-II)","description":"\u003cp\u003e\u003cstrong\u003eThe Baader f\/2 Highspeed Filter Set 6.5nm (H-alpha \/ O-III \/ S-II)\u003c\/strong\u003e is the version of the CMOS-Optimized range specifically designed for ultra-fast astrographs such as Celestron RASA and Hyperstar, where traditional narrowband filters lose transmission drastically due to the strong central wavelength shift (CWL-shift).\u003c\/p\u003e\n\n\u003ch2\u003eDesigned for fast optics\u003c\/h2\u003e\n\u003cp\u003eThe set includes an \u003cstrong\u003eH-alpha\u003c\/strong\u003e filter, an \u003cstrong\u003eO-III\u003c\/strong\u003e filter and an \u003cstrong\u003eS-II\u003c\/strong\u003e filter, all with a 6.5nm FWHM passband, but with a \u003cstrong\u003ecentral wavelength pre-shift (CWL-preshift)\u003c\/strong\u003e specifically calibrated to perfectly match optical systems from f\/3.4 to f\/1.8. In extremely fast optical trains, standard narrowband filters risk having the CWL shift out of the passband itself; these Highspeed filters solve the problem, offering maximum contrast even at these extreme apertures.\u003c\/p\u003e\n\n\u003ch2\u003eBaader CMOS-Optimized technology\u003c\/h2\u003e\n\u003cp\u003eEach filter is coated with \u003cstrong\u003eReflex-Blocker™\u003c\/strong\u003e treatment, which eliminates unwanted reflections even in the presence of auxiliary optics, and with \u003cstrong\u003eLife-Coat™\u003c\/strong\u003e technology: a hardened coating that does not flake, does not degrade and lasts the filter's entire lifetime even under the most extreme conditions. The edges are blackened all around, with a visual indicator on the front side for correct orientation during mounting. Each filter is individually polished and coated, with no exposed coating edges.\u003c\/p\u003e\n\n\u003ch2\u003eAvailable formats\u003c\/h2\u003e\n\u003cp\u003eAvailable in 7 formats: 1¼\" (31.8mm), 2\" (50.8mm), 31mm, 36mm, 50.4mm, 50×50mm and 65×65mm.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilters included\u003c\/td\u003e\n\u003ctd\u003eH-alpha, O-III, S-II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandwidth (FWHM)\u003c\/td\u003e\n\u003ctd\u003e6.5 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended optical systems\u003c\/td\u003e\n\u003ctd\u003ef\/3.4 to f\/1.8 (ultra-fast astrographs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter thickness\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating\u003c\/td\u003e\n\u003ctd\u003eReflex-Blocker™, Life-Coat™\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBaader Planetarium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWho it's for\u003c\/h2\u003e\n\u003cp\u003eEssential for astrophotographers using ultra-fast astrographs such as Celestron RASA, Hyperstar systems or other optical trains between f\/1.8 and f\/3.5, where normal narrowband filters would not guarantee full transmission. Enables, for the first time, truly exploiting fast optics for high-contrast imaging of emission nebulae in \"Hubble Palette\" style (SHO).\u003c\/p\u003e","brand":"Baader-Planetarium","offers":[{"title":"1¼\" (31,8mm)","offer_id":57946623705419,"sku":"BRBP2961660","price":405.0,"currency_code":"EUR","in_stock":true},{"title":"2\" (50,8mm)","offer_id":58171401371979,"sku":"BRBP2961663","price":666.9,"currency_code":"EUR","in_stock":true},{"title":"31mm","offer_id":58171401404747,"sku":"BRBP2961661","price":430.2,"currency_code":"EUR","in_stock":true},{"title":"36mm","offer_id":58171401437515,"sku":"BRBP2961662","price":478.8,"currency_code":"EUR","in_stock":true},{"title":"50,4mm","offer_id":58171401470283,"sku":"BRBP2961664","price":696.6,"currency_code":"EUR","in_stock":true},{"title":"50x50mm","offer_id":58171401503051,"sku":"BRBP2961665","price":801.9,"currency_code":"EUR","in_stock":true},{"title":"65x65mm","offer_id":58171401535819,"sku":"BRBP2961666","price":995.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/baader-set-filtri-highspeed-f2-65nm-114pollice.jpg?v=1787057944"},{"product_id":"baader-set-filtri-l-rgb-cmos-optimized","title":"Baader L-RGB Filter Set CMOS-Optimized (L\/R\/G\/B)","description":"\u003cp\u003e\u003cstrong\u003eThe Baader L-RGB Filter Set CMOS-Optimized (Luminance \/ Red \/ Green \/ Blue)\u003c\/strong\u003e is the combination of four anti-reflection filters designed for colour imaging with mono CMOS cameras, with extremely high transmission on each colour channel.\u003c\/p\u003e\n\n\u003ch2\u003eFour filters, one balanced exposure\u003c\/h2\u003e\n\u003cp\u003eThe set includes a \u003cstrong\u003eLuminance\u003c\/strong\u003e filter (UV\/IR cut, 98% transmission across the entire visible spectrum 420-685nm) and the three \u003cstrong\u003eRGB\u003c\/strong\u003e filters (Red 595-690nm, Green 490-580nm, Blue 400-510nm). The balanced design allows the same exposure time to be used for every sub-frame — essential for automated imaging sequences — while reducing stray light and reflections to a level never achieved before.\u003c\/p\u003e\n\n\u003ch2\u003eBaader CMOS-Optimized technology\u003c\/h2\u003e\n\u003cp\u003eEach filter is coated with \u003cstrong\u003eReflex-Blocker™\u003c\/strong\u003e treatment, which eliminates unwanted reflections even in the presence of auxiliary optics, and with \u003cstrong\u003eLife-Coat™\u003c\/strong\u003e technology: a hardened coating that does not flake, does not degrade and lasts the filter's entire lifetime even under the most extreme conditions. The edges are blackened all around, with a visual indicator on the front side for correct orientation during mounting. Each filter is individually polished and coated, with no exposed coating edges.\u003c\/p\u003e\n\n\u003ch2\u003eAvailable formats\u003c\/h2\u003e\n\u003cp\u003eAvailable in 7 formats: 1¼\" (31.8mm), 2\" (50.8mm), 31mm, 36mm, 50.4mm, 50×50mm and 65×65mm, to fit any CMOS camera or full-frame sensor.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilters included\u003c\/td\u003e\n\u003ctd\u003eLuminance (UV\/IR cut), Red, Green, Blue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePassbands\u003c\/td\u003e\n\u003ctd\u003eL 420-685nm \/ R 595-690nm \/ G 490-580nm \/ B 400-510nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLuminance transmission\u003c\/td\u003e\n\u003ctd\u003e98%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended optical systems\u003c\/td\u003e\n\u003ctd\u003ef\/15 to f\/1.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter thickness\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating\u003c\/td\u003e\n\u003ctd\u003eReflex-Blocker™, Life-Coat™\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBaader Planetarium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWho it's for\u003c\/h2\u003e\n\u003cp\u003eIdeal for astrophotographers using mono CMOS cameras who want to produce natural colour images of galaxies, star clusters and nebulae, with maximum colour accuracy and no compromises between the different imaging channels.\u003c\/p\u003e","brand":"Baader-Planetarium","offers":[{"title":"1¼\" (31,8mm)","offer_id":57948262695243,"sku":"BRBP2961610","price":269.1,"currency_code":"EUR","in_stock":true},{"title":"2\" (50,8mm)","offer_id":58166833283403,"sku":"BRBP2961613","price":445.5,"currency_code":"EUR","in_stock":true},{"title":"31mm","offer_id":58166833316171,"sku":"BRBP2961611","price":274.5,"currency_code":"EUR","in_stock":true},{"title":"36mm","offer_id":58166833348939,"sku":"BRBP2961612","price":346.5,"currency_code":"EUR","in_stock":true},{"title":"50,4mm","offer_id":58166833381707,"sku":"BRBP2961614","price":490.5,"currency_code":"EUR","in_stock":true},{"title":"50x50mm","offer_id":58166833414475,"sku":"BRBP2961615","price":571.5,"currency_code":"EUR","in_stock":true},{"title":"65x65mm","offer_id":58166833447243,"sku":"BRBP2961616","price":751.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/baader-set-filtri-lrgb-cmos-2pollici.jpg?v=1787040862"},{"product_id":"baader-filtro-clear-vetro-neutro","title":"Baader Clear Filter (clear glass)","description":"\u003cp\u003e\u003cstrong\u003eThe Baader Clear Filter\u003c\/strong\u003e is a clear glass (with no coloured optical coating) used for focusing when using very narrow band filters, which make the image too dim for easy focusing.\u003c\/p\u003e\u003ch2\u003eWhat it's for\u003c\/h2\u003e\u003cp\u003eNarrowband filters, especially very narrow ones, drastically reduce image brightness, making precise focusing difficult. The Baader Clear Filter, having the same mechanical thickness as Baader's coloured and narrowband filters, allows comfortable focusing with a bright image; once focus is achieved, the filter can be removed and replaced with the desired imaging filter without needing to refocus (parfocality).\u003c\/p\u003e\u003cp\u003eIt can also simply be used as a dust protection cap for the optical train or eyepiece holder when not imaging.\u003c\/p\u003e\u003ch2\u003eAvailable formats\u003c\/h2\u003e\u003cp\u003eAvailable in 8 formats to fit any configuration: 1¼\" (31.8mm), 2\" (50.8mm), 31mm, 36mm, 50.4mm, 50×50mm, 65×65mm, and the unmounted FCCT 2\" version (Ø47.4mm) for 3D-printed filter holders.\u003c\/p\u003e\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eClear glass (Clear\/Clearglass)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell\u003c\/td\u003e\n\u003ctd\u003eAluminium (except unmounted FCCT version)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter thickness\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBaader Planetarium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWho it's for\u003c\/h2\u003e\u003cp\u003eEssential for anyone using narrowband filters who needs a fast and reliable way to focus before mounting the final imaging filter, or simply to protect the optical train from dust when not in use.\u003c\/p\u003e","brand":"Baader-Planetarium","offers":[{"title":"1¼\" (31,8mm)","offer_id":57966768193867,"sku":"BRBP2458415","price":38.7,"currency_code":"EUR","in_stock":true},{"title":"2\" (50,8mm)","offer_id":58163199017291,"sku":"BRBP2458416","price":64.8,"currency_code":"EUR","in_stock":true},{"title":"31mm","offer_id":58163199050059,"sku":"BRBP2458414","price":47.7,"currency_code":"EUR","in_stock":true},{"title":"36mm","offer_id":58163199082827,"sku":"BRBP2459423","price":43.2,"currency_code":"EUR","in_stock":true},{"title":"50,4mm","offer_id":58163199115595,"sku":"BRBP2458420","price":74.7,"currency_code":"EUR","in_stock":true},{"title":"50x50mm","offer_id":58163199148363,"sku":"BRBP2458421","price":86.4,"currency_code":"EUR","in_stock":true},{"title":"65x65mm","offer_id":58163199181131,"sku":"BRBP2459405","price":93.6,"currency_code":"EUR","in_stock":true},{"title":"FCCT 2\" unmounted (Ø47.4mm)","offer_id":58163199213899,"sku":"BRBP2458416U","price":56.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/baader-filtro-clear-114-31-8mm.jpg?v=1787001099"},{"product_id":"baader-filtro-uv-ir-cut-l-filter-cmos-optimized","title":"Baader UV\/IR-Cut \/ L-Filter CMOS-Optimized Filter","description":"\u003cp\u003e\u003cstrong\u003eThe Baader UV\/IR-Cut \/ L-Filter CMOS-Optimized Filter\u003c\/strong\u003e is the Luminance filter from the L-RGB CMOS-Optimized range, suitable for optical systems from f\/15 to f\/1.8, with 98% transmission across the entire visible spectrum.\u003c\/p\u003e\n\n\u003ch2\u003eWhat it's for\u003c\/h2\u003e\n\u003cp\u003eThe filter reflects harmful thermal radiation in the infrared spectrum and blocks ultraviolet light, ensuring 98% transmission across the entire visible spectrum. It prevents blurred star images with red-sensitive cameras, particularly useful with unmodified CMOS\/CCD cameras for broadband imaging.\u003c\/p\u003e\n\n\u003ch2\u003eBaader CMOS-Optimized technology\u003c\/h2\u003e\n\u003cp\u003eThe filter is coated with \u003cstrong\u003eReflex-Blocker™\u003c\/strong\u003e treatment, which eliminates unwanted reflections even in the presence of auxiliary optics, and with \u003cstrong\u003eLife-Coat™\u003c\/strong\u003e technology: a hardened coating that does not flake, does not degrade and lasts the filter's entire lifetime even under the most extreme conditions. The edges are blackened all around, with a visual indicator on the front side for correct orientation during mounting. The filter is individually polished and coated, with no exposed coating edges.\u003c\/p\u003e\n\n\u003ch2\u003eAvailable formats\u003c\/h2\u003e\n\u003cp\u003eAvailable in 8 formats: 1¼\" (31.8mm), 2\" (50.8mm), 31mm, 36mm, 50.4mm, 50×50mm, 65×65mm, and the unmounted FCCT 2\" version (Ø47.4mm) for 3D-printed filter holders.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eLuminance (UV\/IR-Cut)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePassband\u003c\/td\u003e\n\u003ctd\u003e420-685nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission\u003c\/td\u003e\n\u003ctd\u003e98%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended optical systems\u003c\/td\u003e\n\u003ctd\u003ef\/15 to f\/1.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter thickness\u003c\/td\u003e\n\u003ctd\u003e2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating\u003c\/td\u003e\n\u003ctd\u003eReflex-Blocker™, Life-Coat™\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBaader Planetarium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWho it's for\u003c\/h2\u003e\n\u003cp\u003eIdeal as a single filter for broadband imaging with unmodified mono CMOS cameras, or as an additional\/replacement component for those who already own a Baader L-RGB CMOS-Optimized set and need a second Luminance filter.\u003c\/p\u003e","brand":"Baader-Planetarium","offers":[{"title":"1¼\" (31,8mm)","offer_id":57966796505419,"sku":"BRBP2961570","price":58.5,"currency_code":"EUR","in_stock":true},{"title":"2\" (50,8mm)","offer_id":58166913237323,"sku":"BRBP2961573","price":97.2,"currency_code":"EUR","in_stock":true},{"title":"31mm","offer_id":58166913270091,"sku":"BRBP2961571","price":62.1,"currency_code":"EUR","in_stock":true},{"title":"36mm","offer_id":58166913302859,"sku":"BRBP2961572","price":71.1,"currency_code":"EUR","in_stock":true},{"title":"50,4mm","offer_id":58166913335627,"sku":"BRBP2961574","price":121.5,"currency_code":"EUR","in_stock":true},{"title":"50x50mm","offer_id":58166913368395,"sku":"BRBP2961575","price":157.5,"currency_code":"EUR","in_stock":true},{"title":"65x65mm","offer_id":58166913401163,"sku":"BRBP2961576","price":220.5,"currency_code":"EUR","in_stock":true},{"title":"FCCT 2\" unmounted (Ø47.4mm)","offer_id":58166913433931,"sku":"BRBP2961573U","price":93.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/baader-filtro-uvircut-cmos-114pollice.jpg?v=1787043199"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/collections\/collection_banner_square.png?v=1787664485","url":"https:\/\/adriasky.it\/en\/collections\/baader-filter-promo.oembed","provider":"Adriasky","version":"1.0","type":"link"}