{"product_id":"planewave-66x-reducer-for-cdk20-cdk24-200166","title":"PlaneWave .66x Reducer for CDK20\/ CDK24","description":"\u003ch2\u003ePlaneWave .66x Reducer for CDK20\/ CDK24\u003c\/h2\u003e\n\u003cp\u003eThe PlaneWave .66x Reducer for CDK20\/ CDK24 is designed specifically for flat field telescopes like the CDK. It reduces the f ratio of the CDK telescope 66%. The f\/6.8  CDK20 telescopes will be reduced to about f\/4.5 and the f\/6.5 CDK24 to about f\/4.3.\u003c\/p\u003e\n\u003cp\u003e**\u003cstrong\u003eNOTE\u003c\/strong\u003e - 125166 adapter is compatible with CDK17 that have 10.24\" back focus.   CDK17 with 8.81\" back focus will use the 200166 focal reducer. See instruction manual for details.\u003c\/p\u003e\n\u003ch2\u003ePlaneWave .66x Reducer for IRF90 \u0026amp; CDK20\/ CDK24 \u003c\/h2\u003e\n\u003cp\u003eThe PlaneWave .66x Reducer for IRF90 \u0026amp; CDK20\/ CDK24 is designed specifically for flat field telescopes like the CDK using the integrated rotating focuser (IRF90). It reduces the f ratio of the CDK telescope 66%. The f\/6.8  CDK20 telescopes will be reduced to about f\/4.5 and the f\/6.5 CDK24 to about f\/4.3.\u003c\/p\u003e\n\u003cp\u003e**\u003cstrong\u003eNOTE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– 125166 adapter is compatible with CDK17 that have 10.24″ back focus.   CDK17 with 8.81″ back focus will use the 200166 focal reducer. See instruction manual for details.\u003c\/p\u003e\n\u003ch3\u003eManuals \u0026amp; Warranty\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/istronomyplus.com\/pages\/planewave-warranty\" target=\"_blank\"\u003ePlanewave Warranty (1\u003cspan data-mce-fragment=\"1\"\u003e year for optical coatings and 2 years mechanics and electronics from the date of delivery)\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/planewave.com\/wp-content\/uploads\/2019\/01\/Reducer-Manual-2.12.2021.pdf\" target=\"_blank\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eReducer Manual\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Planewave","offers":[{"title":"Ruducer 0.66x for CDK20 \/ CDK24","offer_id":43936142917861,"sku":"PW-200166","price":2272.0,"currency_code":"CAD","in_stock":true},{"title":"Reducer 0.66x for IRF90 \u0026 CDK20 \/ CDK24","offer_id":43936142950629,"sku":"PW-60016","price":2272.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/planewave-66x-reducer-for-cdk20-cdk24-astronomy-plus_d4489cdc-8d7d-425a-bca5-3967c91d9dc4.jpg?v=1777041901","url":"https:\/\/istronomyplus.com\/products\/planewave-66x-reducer-for-cdk20-cdk24-200166","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}