{"product_id":"ronchi-eyepiece-adapter-kit","title":"PlaneWave Ronchi Eyepiece and Adapter Kit","description":"\u003ch3 data-start=\"99\" data-end=\"192\"\u003e\u003cstrong data-start=\"103\" data-end=\"192\"\u003ePlaneWave Ronchi Eyepiece \u0026amp; Spacer Kit – Collimation \u0026amp; Mirror Spacing Adjustment Tool\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"194\" data-end=\"548\"\u003eThe Ronchi Eyepiece and Adapter Kit provides a reliable and precise method for verifying and adjusting both collimation and the mirror spacing of your PlaneWave CDK telescope. This tool is ideal for owners of CDK12.5, CDK14, CDK17, or CDK20 optical tube assemblies who need to fine-tune their optical system after transport, maintenance, or modification.\u003c\/p\u003e\n\u003cp data-start=\"550\" data-end=\"718\"\u003eThis kit enables adjustment of the \u003cstrong data-start=\"585\" data-end=\"639\"\u003edistance between the primary and secondary mirrors\u003c\/strong\u003e with a precision of \u003cstrong data-start=\"660\" data-end=\"668\"\u003e±1mm\u003c\/strong\u003e, ensuring peak optical alignment and performance.\u003c\/p\u003e\n\u003cp data-start=\"720\" data-end=\"737\"\u003e\u003cstrong data-start=\"720\" data-end=\"737\"\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"739\" data-end=\"926\"\u003e\u003cstrong data-start=\"739\" data-end=\"766\"\u003e- CDK Backplate Adapter\u003c\/strong\u003e\u003cbr data-start=\"766\" data-end=\"769\"\u003e\u003cstrong data-start=\"769\" data-end=\"806\"\u003e- Ronchi Eyepiece Spacer Ring Set\u003c\/strong\u003e\u003cbr data-start=\"806\" data-end=\"809\"\u003e • CDK-specific spacer: (CDK12.5WF \/ CDK14WF \/ CDK17WF \/ CDK20WF)\u003cbr data-start=\"874\" data-end=\"877\"\u003e • Standard 1¼″ spacer ring for eyepiece mounting\u003c\/p\u003e\n\u003chr data-start=\"928\" data-end=\"931\"\u003e\n\u003cp data-start=\"933\" data-end=\"1249\"\u003e\u003cstrong data-start=\"933\" data-end=\"952\"\u003eImportant Note:\u003c\/strong\u003e\u003cbr data-start=\"952\" data-end=\"955\"\u003eAs of 2020, PlaneWave Instruments has implemented mechanical improvements that significantly increased the structural stability of the CDK telescope line. These enhancements eliminate the need for primary-to-secondary mirror spacing adjustments after delivery under normal operating conditions.\u003c\/p\u003e\n\u003cp data-start=\"1251\" data-end=\"1520\"\u003e\u003cstrong data-start=\"1251\" data-end=\"1256\"\u003e-\u003c\/strong\u003e This Ronchi eyepiece kit is now offered \u003cstrong data-start=\"1297\" data-end=\"1325\"\u003eas an optional accessory\u003c\/strong\u003e for cases where spacing may have been changed post-shipment or during servicing.\u003cbr data-start=\"1406\" data-end=\"1409\"\u003e\u003cstrong data-start=\"1409\" data-end=\"1414\"\u003e-\u003c\/strong\u003e In typical use, spacing adjustment is \u003cstrong data-start=\"1453\" data-end=\"1469\"\u003enot required\u003c\/strong\u003e unless the optical configuration has been altered.\u003c\/p\u003e","brand":"PlaneWave Instruments","offers":[{"title":"CDK12.4","offer_id":49937793483040,"sku":"125915","price":265.0,"currency_code":"USD","in_stock":true},{"title":"CDK14","offer_id":49937793515808,"sku":"140915","price":400.0,"currency_code":"USD","in_stock":true},{"title":"CDK17","offer_id":49937793548576,"sku":"170915","price":334.0,"currency_code":"USD","in_stock":true},{"title":"CDK20","offer_id":49937793581344,"sku":"200915","price":460.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/2135\/2480\/files\/IMG_0462_Kopie.jpg?v=1745884428","url":"https:\/\/firstlightastro.com\/products\/ronchi-eyepiece-adapter-kit","provider":"First Light Astro","version":"1.0","type":"link"}