{"product_id":"chroma-ct-27001-2m","title":"Chroma 2-inch Mounted Filters","description":"\u003cstyle\u003e#html-body [data-pb-style=EXBSNXX]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}\u003c\/style\u003e\n\u003cdiv class=\"w-full bg-white rounded-[10px] py-5 px-[30px] s1600:px-5 s767:border-t s767:border-[#f2f2f2] s767:rounded-t-[0] active\"\u003e\n\u003cdiv class=\"prose\"\u003e\n\u003cdiv data-element=\"main\" data-appearance=\"contained\" data-content-type=\"row\"\u003e\n\u003cdiv data-pb-style=\"EXBSNXX\" data-element=\"inner\" data-video-fallback-src=\"\" data-video-lazy-load=\"true\" data-video-play-only-visible=\"true\" data-video-loop=\"true\" data-background-type=\"image\" data-background-images=\"{}\" data-parallax-speed=\"0.5\" data-enable-parallax=\"0\"\u003e\n\u003cdiv data-element=\"main\" data-appearance=\"default\" data-content-type=\"text\"\u003e\n\u003cdiv class=\"prose\"\u003e\n\u003cdiv data-content-type=\"row\" data-appearance=\"contained\" data-element=\"main\"\u003e\n\u003cdiv data-enable-parallax=\"0\" data-parallax-speed=\"0.5\" data-background-images=\"{}\" data-background-type=\"image\" data-video-loop=\"true\" data-video-play-only-visible=\"true\" data-video-lazy-load=\"true\" data-video-fallback-src=\"\" data-element=\"inner\" data-pb-style=\"EXBSNXX\"\u003e\n\u003cdiv data-content-type=\"text\" data-appearance=\"default\" data-element=\"main\"\u003e\n\u003cp\u003eThe Chroma 2\" round mounted filters have a standard male filter thread (M48x0.75 thread specification) and can be attached to any astronomy accessory that has a standard 2” female filter thread. The cell height is 7mm so it will fit inside virtually all filter drawers\/holders and filter wheels on the market. However, please verify this with your accessory before purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAbout Chroma Filters\u003c\/strong\u003e\u003cbr\u003eChroma manufactures the highest quality astronomy filters with durable, sputtered hard coatings using single substrates of the best glass, eliminating the need for laminations. All primary filter coatings are applied on the front surface and anti-reflection coatings on the rear surface to prevent ghosting and to maximize transmission. Highly precise and accurate, the passbands of Chroma filters remain spectrally stable and do not drift in response to extreme temperature fluctuations or changes in humidity. All filters may be used with focal ratios of f\/4 or slower.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCleaning, Handling, and Orientation\u003c\/strong\u003e\u003cbr\u003eHandle Chroma filters by the edges only. Clean gently only if necessary. Loose particles should be removed with a bulb puffer or filtered, pressurized air cleaner. If necessary, gently wipe surface using anhydrous alcohol and lint-free lab towels. Use new surface of towel with each wipe.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAVOID TOUCHING OR WIPING A\/R COATED OR METAL MIRROR SURFACES\u003c\/li\u003e\n\u003cli\u003eAVOID HANDLING EXPOSED COATINGS WITH BARE FINGERS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProper orientation of the filter is recommended for maximize performance. These filters should be mounted with the coated surface toward the light source and the AR-coated side towards the camera sensor. The AR-coated side can be easily identified because you can look right through the AR side into the filter. The front side, on the other hand, is highly reflective to prevent unwanted light from passing through.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"prose\"\u003e\n\u003chr\u003e\n\u003ch2\u003eOther Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCountry of Manufacture: United States\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e#html-body [data-pb-style=AYTXTR5],#html-body [data-pb-style=J391GQY]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}#html-body [data-pb-style=SINKY9I]{border-style:none}#html-body [data-pb-style=G4IDGFK],#html-body [data-pb-style=WJ8INX4]{max-width:100%;height:auto}@media only screen and (max-width: 768px) { #html-body [data-pb-style=SINKY9I]{border-style:none} }\u003c\/style\u003e","brand":"Chroma","offers":[{"title":"3-nm Ha OIII SII Filter Set","offer_id":51231542083872,"sku":"CT-27106-2M","price":3850.0,"currency_code":"USD","in_stock":true},{"title":"3-nm Ha OIII SII Filter Set (Optimized for f\/2.8 - 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