{"product_id":"svbony-sv183-ir-pass-filter-2-inch-t685nm-telescope-filter-ir-imaging-for-sharper-planetary-photos-enhanced-contrast-and-surface-detail-cnc-aluminum-frame-1-25-thread-m48-0-75","title":"SVBONY SV183 IR Pass Filter 2 Inch T685nm Telescope Filter | IR Imaging for Sharper Planetary Photos,Enhanced Contrast and Surface Detail, CNC Aluminum Frame,1.25\" Thread (M48×0.75)","description":"\u003cdiv\u003e\u003cdiv id=\"productDescription\" class=\"a-section a-spacing-small\"\u003e\n \u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eSVBONY SV183 IR Pass 685nm Filter\u003c\/span\u003e\u003cspan\u003e\n   \u003cbr\u003e Infrared filters, sometimes called IR pass filters. This is a good item for the moon and other planet, because sometimes the moon is too bright to see the details.\n   \u003cbr\u003e\n   \u003cbr\u003e \n  \u003c\/span\u003e\u003cspan class=\"a-text-bold\"\u003eCompatibility:\u003c\/span\u003e\u003cspan\u003e\n   \u003cbr\u003e Fit all 2 inches eyepieces with botton filter threads. And also fit some barlow lens with filter threads.\n   \u003cbr\u003e\n   \u003cbr\u003e \n  \u003c\/span\u003e\u003cspan class=\"a-text-bold\"\u003eWhen should I use an IR pass filters?\u003c\/span\u003e\u003cspan\u003e\n   \u003cbr\u003e Since CCD and CMOS sensors are sensitive to IR light, imaging in the infrared will improve your results. Reduce reasonable level brightness and see more Planetary details by darken the twilight sky background at dawn or dusk.\n   \u003cbr\u003e In addition to astronomical uses, the IR-Pass filter can be used for nature photography in the Near-IR, revealing stunning differences in plants, sky, and clouds (requires use of a camera that is sensitive to IR above 670nm, such as a modified DSLR or webcam).\n   \u003cbr\u003e\n   \u003cbr\u003e \n  \u003c\/span\u003e\u003cspan class=\"a-text-bold\"\u003eSpecification:\u003c\/span\u003e\u003cspan\u003e\n   \u003cbr\u003e Product Name: IR Pass 685nm Filter\n   \u003cbr\u003e Material: B260\n   \u003cbr\u003e Size: 2-Inch\n   \u003cbr\u003e Substrate Thickness: 1.1mm\n   \u003cbr\u003e Clear Aperture: 44mm\n   \u003cbr\u003e Wavelength Range: 350-1100nm\n   \u003cbr\u003e λcut-on: 670nm\n   \u003cbr\u003e Blocking: OD2@400-660nm\n   \u003cbr\u003e Peak transmittance: 670nm@T=50% 673-1100nm@T\u0026gt;95%\n   \u003cbr\u003e Surface Quality：60\/40\n   \u003cbr\u003e Surface parallelism: 1\/4λ\n   \u003cbr\u003e Parallelism: 30”\n   \u003cbr\u003e Material：Aviation Aluminum 6061T6\n   \u003cbr\u003e Thread: M48*0.75\n   \u003cbr\u003e Single Thread: Yes\n   \u003cbr\u003e Net Weight: 15g \/ 0.53oz \/0.03lb\n   \u003cbr\u003e\n   \u003cbr\u003e \n  \u003c\/span\u003e\u003cspan class=\"a-text-bold\"\u003ePacking List: \u003c\/span\u003e\u003cspan\u003e\n   \u003cbr\u003e 1 x IR PASS 685nm Filter-2Inch\n   \u003cbr\u003e 1 x PP Plastic Box\n  \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv id=\"feature-bullets\" class=\"a-section a-spacing-medium a-spacing-top-small\"\u003e\n \u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e SV183 IR Pass 685nm filter; M48*0.75 thread; standard 2 inches can be connected with eyepieces or telescope cameras with the same thread to achieve the purpose of observation or shooting \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Telescope filter cell is made of lightweight; strong metal and is CNC machined; sand-blasted; black anodized; and then laser engraved \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e The IR Pass filter blocks wavelengths below 670nm; reduce the effects of seeing when used in IR-LRGB imaging of the moon and planets \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e Sufficient reduction of seeing effects; heightened contrast; the IR Pass filter can be a great asset for daylight IR-imaging with a digital camera lessening seeing effects and improving contrast when utilized for lunar and planetary imaging \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e The IR Pass 685nm filter is made with high-end glass that has been multi-coated with an ion-assisted deposition technology to ensure scratch resistance and stability on the central wavelength \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e The filter can darkens the twilight sky background; allowing images of moon and planets to be taken at dawn or dusk \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e The IR Pass 685nm filter is presented in a quality filter box; protects the product from damage in transit and facilitates storage when not in use \u003c\/span\u003e\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cdiv data-csa-c-content-id=\"voyager-product-details-jumplink\" data-csa-c-slot-id=\"voyager-product-details-jumplink\" data-csa-c-type=\"link\" class=\"a-section aok-hidden\"\u003e\n  \u003cspan class=\"caretnext\"\u003e›\u003c\/span\u003e \u003ca id=\"seeMoreDetailsLink\" class=\"a-link-normal\" href=\"#productDetails\"\u003e See more product details \u003c\/a\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cdiv class=\"a-section a-spacing-small a-spacing-top-small\"\u003e\n \u003ctable class=\"a-normal a-spacing-micro\" role=\"list\"\u003e\n  \u003ctbody\u003e\n   \u003ctr class=\"a-spacing-small po-brand\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eSVBONY\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-material\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eMaterial\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eGlass\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-photo_filter_thread_size\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003ePhoto filter thread size\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003e44 Millimetres\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-coating.description\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eCoating description\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eNo Coating\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-photo_filter_effect_type\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003ePhoto filter effect type\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eInfrared\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-water_resistance_level\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eWater resistance level\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eNot Water Resistant\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-item_length_width\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eProduct dimensions\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003e5.1L x 5.1W centimetres\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-photo_filter_size\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003ePhoto Filter Size\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003e50.8 Millimeters\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-number_of_packs\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eNumber of Packs\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003e1\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n   \u003ctr class=\"a-spacing-small po-number_of_items\" role=\"listitem\"\u003e\n    \u003ctd class=\"a-span3\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base a-text-bold\"\u003eNumber of items\u003c\/span\u003e\u003c\/td\u003e\n    \u003ctd class=\"a-span9\" role=\"presentation\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003e1\u003c\/span\u003e\u003c\/td\u003e\n   \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n \u003c\/table\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"Oak Astro","offers":[{"title":"2inch","offer_id":54424724734285,"sku":null,"price":47.22,"currency_code":"GBP","in_stock":true},{"title":"1.25inch","offer_id":54424724767053,"sku":null,"price":29.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0796\/8289\/6205\/files\/61fUkF9CEvL._AC_SL1500.jpg?v=1785362163","url":"https:\/\/oakastro.com\/products\/svbony-sv183-ir-pass-filter-2-inch-t685nm-telescope-filter-ir-imaging-for-sharper-planetary-photos-enhanced-contrast-and-surface-detail-cnc-aluminum-frame-1-25-thread-m48-0-75","provider":"Oak Astro","version":"1.0","type":"link"}