Astromania f/6.3 Reducer Corrector for C Series Telescopes
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About this product
*This clever accessory makes it possible to have a dual focal ratio instrument, without sacrificing image quality.
*Four-element, fully multi-coated optical design with 41mm clear aperture.
*This combination focal reducer and field corrector lens accessory works with all Celestron 5", 6", 8", 9 1/4", 11" and 14" Schmidt-Cassegrain telescopes.
*Reducer shortens the effective focal length of Schmidt-Cassegrain telescope optical system by 37%.
*Converts f/10 optical system to faster f/6.3 for a significantly wider field of view.
Description
This combination focal reducer and field corrector lens accessory works with all Celestron 5", 6", 8", 9 1/4", 11" and 14" Schmidt-Cassegrain telescopes. This clever accessory makes it possible to have a dual focal ratio instrument, without sacrificing image quality. The Reducer/Corrector is f/6.3 for C5, C6, C8, C9¼ and C11 telescopes and f/7 for the C14 telescope.If offers wide fields of view with any Schmidt-Cassegrain telescope. Used for astrophotography, it reduces exposure time by a factor of 3.