{"product_id":"k9-optical-glass-paul-prism-roof-prism-image-rotating-prism-for-binocular-telescope-diy-accessories-custom-coating-processing","title":"K9 Optical Glass Roof Prism - Paul Prism Image Rotating Component for Binoculars, Telescopes \u0026 DIY Optical Projects","description":"\u003cp\u003e\u003cspan\u003eBuild and customize your optical projects with this \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDUTRIEUX K9 Porro Prism \/ Image Erecting Prism\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Made from K9 optical glass (N-BK7), this precision semi-finished component is designed to correct and erect images in binoculars, telescopes, and other optical systems. With multiple size options and custom coating services available, it’s a versatile choice for DIY optical assemblies and experiments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct Features\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e DUTRIEUX\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMaterial:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e K9 optical glass (N-BK7)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Porro prism \/ image erecting prism\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSurface Quality:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 60\/40\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSurface Flatness:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e λ\/4 at 632.8nm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAngle Tolerance:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ±3 arcmin\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAvailable Sizes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 25 × 12mm (T12.5mm), 44 × 22mm (T21mm), 46 × 23mm (T22.5mm), 34.5 × 17mm (T16.5mm), 39 × 20mm (T18.5mm)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Image erecting, image correction, total internal reflection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCustomization:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Custom dimensions and optical coating processing available\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Binoculars, telescopes, DIY optical assemblies, imaging systems, and optical experiments\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Semi-finished optical component\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"detailmodule_html\"\u003e\n\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Congo Basin Group","offers":[{"title":"34.5x17 T16.5mm","offer_id":67962616021299,"sku":"14:1254#34.5x17 T16.5mm","price":25.0,"currency_code":"USD","in_stock":true},{"title":"39x20 T18.5mm","offer_id":67962616054067,"sku":"14:365458#39x20 T18.5mm","price":25.0,"currency_code":"USD","in_stock":true},{"title":"44x22 T21mm","offer_id":67962616086835,"sku":"14:193#44x22 T21mm","price":25.0,"currency_code":"USD","in_stock":true},{"title":"46x23 T22.5mm","offer_id":67962616119603,"sku":"14:173#46x23 T22.5mm","price":25.0,"currency_code":"USD","in_stock":true},{"title":"25x12 T12.5mm","offer_id":67962616152371,"sku":"14:771#25x12 T12.5mm","price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/2167\/9667\/files\/S380786dcf4ee4f1b93380457115c0648u.webp?v=1794277372","url":"https:\/\/www.congobasin.ai\/products\/k9-optical-glass-paul-prism-roof-prism-image-rotating-prism-for-binocular-telescope-diy-accessories-custom-coating-processing","provider":"CongoBasinGroup.com","version":"1.0","type":"link"}