17mm Orion Sirius Plossl Telescope Eyepiece
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17mm Orion Sirius Plossl Telescope Eyepiece Overview
With a wide 50-deg apparent field, our Sirius Plossl line of eyepieces provide clear, sharp images of impressively high contrast. They're suitable all telescope types: reflector, refractor, and catadioptric. Each 4-element Sirius Plossl is fully coated with magnesium fluoride on every air-to-glass surface. Lens edges are blackened to reduce scattering of stray light and maximize contrast. Lenses are mounted in black anodized aluminum housings with 1.25" chrome-plated brass barrels. Each is fitted with rubber eyeguards and internally threaded to accept standard filters.
17mm Orion Sirius Plossl Telescope Eyepiece Feature
- This 1.25" 17mm focal length Plossl eyepiece is ideal for all types of telescopes: reflector, refractor, and catadioptric designs including Mak-Cass telescopes and SCTs
- Perfect for broad-field lunar observations, medium-sized star clusters, and a wide range of cloudy nebulas and deep-sky targets
- Fully coated with magnesium fluoride on every air-to-glass surface to provide bright views of impressively high contrast
- Offers a 52 degree apparent field of view for clear, crisp images of celestial and terrestrial objects
- Threaded for use with 1.25" Orion filters
