{"product_id":"svbony-1-25-uv-ir-cut-filter","title":"SVBONY 1.25″ UV\/IR Cut Filter","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eThe SVBONY 1.25″ UV\/IR cut filter passes visible light and blocks ultraviolet and infrared. It is built on optical-glass substrate with optical coatings and threads into any standard 1.25″ filter thread, from camera nosepieces to eyepieces and diagonals. It ships in a plastic storage case.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eThis is a good match if you image with a colour CMOS, planetary or modified camera and want to keep infrared and ultraviolet light out of your colour data, or if you want a clear protective window in front of a 1.25″ camera sensor.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eKey Features \u0026amp; Design\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV and IR blocking:\u003c\/strong\u003e removes the wavelengths that colour sensors record but that do not belong in a natural-colour image.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTighter star images:\u003c\/strong\u003e cutting infrared reduces the bloated stars and soft halos that IR focus shift causes in refractors and many camera trains.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical-glass substrate:\u003c\/strong\u003e coated optical glass for clean transmission across the visible band.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtective window:\u003c\/strong\u003e can stay in place permanently as a dust shield in front of a camera.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 1.25″ filter thread:\u003c\/strong\u003e fits camera nosepieces, eyepieces and diagonals with 1.25″ filter threads.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eRecommended Uses\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanetary and lunar imaging\u003c\/strong\u003e with colour cameras such as the SVBONY SC715C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroadband deep-sky imaging\u003c\/strong\u003e with colour CMOS or modified cameras in a 1.25″ train.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor protection\u003c\/strong\u003e in front of a 1.25″ camera nosepiece.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eCompatibility and Accessory Notes\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e standard 1.25″ filter thread, the same thread used on 1.25″ eyepieces, diagonals and camera nosepieces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCameras:\u003c\/strong\u003e colour CMOS astronomy cameras, DSLRs used with a 1.25″ adapter, and modified webcams.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWith the SVBONY MK127 and SC715C:\u003c\/strong\u003e thread it onto the SC715C's 1.25″ nosepiece before inserting the camera into the telescope.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eGood to Know Before You Order\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e this is the 1.25″ version. 2″ imaging trains need a 2″ filter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePublished data:\u003c\/strong\u003e SVBONY does not publish a transmission curve or cut-off wavelengths for this filter. If you need those figures for a specific application, get in touch and we will look into it with you.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs it difficult to set up?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eNo. It threads into the front of a camera nosepiece or any 1.25″ filter thread by hand.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo I need it with a mono camera?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eMono cameras usually use dedicated L, R, G and B filters with their own UV\/IR blocking. A UV\/IR cut filter is mainly for colour cameras.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan it stay on the camera all the time?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eYes. SVBONY designs it to serve as a permanent protective window.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eBottom Line\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eIn short: a 1.25″ coated optical-glass filter that blocks UV and infrared, for cleaner colour and tighter stars from colour cameras, and a simple way to protect a camera sensor.\u003c\/p\u003e","brand":"SvBony","offers":[{"title":"Default Title","offer_id":67720863875183,"sku":"F9127A","price":25.64,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/f9127a-1_20250807103731_7612_20260810142830_2656.webp?v=1791651386","url":"https:\/\/ontariotelescope.com\/products\/svbony-1-25-uv-ir-cut-filter","provider":"Ontario Telescope and Accessories","version":"1.0","type":"link"}