{"product_id":"cfw-402-rgbc","title":"CFW-402 RGBC","description":"\u003cp\u003eThis is the internal filter wheel for the SBIG STF-402M only. It contains very high quality interference filters custom made for this camera. Note that the filters are permanently attached to the filter carousel and cannot be changed.\u003c\/p\u003e\n\u003cdiv id=\"main\" class=\"column1 boxed\"\u003e\n\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"row main-content-wrap\"\u003e\n\u003cdiv class=\"main-content col-lg-12\"\u003e\n\u003cdiv id=\"primary\" class=\"content-area\"\u003e\u003cmain id=\"content\" class=\"site-main\" role=\"main\"\u003e\n\u003cdiv id=\"product-543\" class=\"product type-product post-543 status-publish first instock product_cat-components product_cat-filter-sale product_cat-filter-wheels-parts-accessories product_cat-optical-filters-parts-accessories has-post-thumbnail taxable shipping-taxable purchasable product-type-simple product-layout-default\"\u003e\n\u003cdiv id=\"product-tab\" class=\"woocommerce-tabs woocommerce-tabs-yk6lpz6jhqhimjjb70hqpncksguk0ga resp-htabs\"\u003e\n\u003cdiv class=\"resp-tabs-container\"\u003e\n\u003cdiv id=\"tab-description\" class=\"tab-content resp-tab-content resp-tab-content-active\" aria-labelledby=\"tab_item-0\"\u003e\n\u003cp\u003eOptional internal filter wheel for the SBIG STF-402M.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/main\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cp\u003eAn internal filter wheel with custom RGB+C color filters is available as an option for color imaging with the STF-402M.  The filters are designed specifically to yield a proper balance of both OIII and H-alpha emission line intensity from planetary nebula while at the same time giving an accurate while balance from continuum light from solar type stars in the same field.\u003c\/p\u003e\n\u003cp\u003eThe Mars image below shows a violet haze over the north pole (south is up) and a diffuse yellow dust storm in the southern hemisphere.  The image was taken by Ed Grafton of Houston, Texas using an C14 telescope.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"wp-image-1325 size-full aligncenter\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/mars_curves_13c31d37-3a91-4c5d-b689-02f513b44bb6.jpg?v=1766567207\" alt=\"mars_curves\" width=\"802\" height=\"300\"\u003e\u003c\/p\u003e","brand":"DIFFRACTION","offers":[{"title":"Default Title","offer_id":44013949911151,"sku":"CFW-402-RGB","price":538.65,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/0049\/6239\/files\/402_filters1-e1471021610471__33026.jpg?v=1766567209","url":"https:\/\/ontariotelescope.com\/products\/cfw-402-rgbc","provider":"Ontario Telescope and Accessories","version":"1.0","type":"link"}