{"product_id":"all-purpose-astrophotography-focusing-mask-for-tel","title":"All Purpose Astrophotography Focusing Mask For Telescopes, Acrylic Mask Fits 100 To 140 Millimeter Objective Lenses, Compatible With Refractors, Dobsonians, And Mak Cass, Takes The Guesswork Out Of Focus For Sharp, Clear Star Photos","description":"\u003cdiv\u003eBahtinov Mask for Sharp Telescope Astrophotography Focus\u003cbr\u003e\n✔️ Acrylic design fits 100-140mm lenses with 3 metal posts\n\u003cp\u003eBahtinov focus mask helps telescope users capture clear star images without guesswork during astrophotography sessions on refractors, Dobsonians and similar scopes.\u003c\/p\u003e ✅ Acrylic body measures 2mm thick and weighs 38g\n✅ Supports objective lenses from 100-140mm (3.9-5.5in)\n✅ Three metal posts with silicone covers prevent scratches\n✅ Lightweight build keeps telescope balance unchanged \u003cp\u003e💡 How does a Bahtinov focusing mask improve telescope photography?\nThis mask creates a clear diffraction pattern that shows when focus is exact so you spend less time adjusting and more time shooting.\n- Works on any telescope type once you match the tube size\n- Centers itself automatically thanks to the three-post mount\n- Delivers consistent results even if your vision needs correction\n- Packs small and adds almost no weight to your setup\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48939028381931,"sku":"VXB0B5D7BHNG","price":47.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71Om5fgiYML.jpg?v=1782397126","url":"https:\/\/vxb.com\/products\/all-purpose-astrophotography-focusing-mask-for-tel","provider":"VXB Bearings","version":"1.0","type":"link"}