8 results for "20mm LER Eyepiece (1.25"/31.7mm)" between £0 and £280
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TAL 20mm long eye relief eyepiece. 1.25 inch (31.7mm) fitting.
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The 20mm Tal Super Plossl Eyepiece (1.25in/31.7mm) is a standard 1.25"/31.7mm eyepiece that sets high performance standards for modern telescope oculars. The proven 4-element Plossl designs display edge-to-edge pinpoint imaging across their panoramic 52 degree fields. Utilisation of top quality optical glass, superior multi-layer coatings and edge blackened elements deliver superb high contrast images. SP-Series eyepieces minimise spherical aberration, distortion, astigmatism and off axis colour...
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These multi-coated eyepieces provide a generous 20mm eye relief, and all focal lengths including the 2mm model feature particularly wide diameter eye lenses for maximum viewing comfort. These eyepieces are especially valuable for spectacle wearers, as the long eye relief allows the entire field to be viewed whilst spectacles are being worn.
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The Omni is a 4 -element premium symmetrical Plossl optical design. Features include blackened lens edges to minimize internal reflection and maximize contrast, multi-layer coating group on each lens surface to maximize light transmission and contrast, and each Omni goes through a two-step anodizing process to prevent reflection from the top eyepiece barrel, unlike most other manufactures who use reflective surfaces.
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Pentax XW 20mm 1.25 Inch Eyepiece
The XW 20 eyepiece is designed for use with a wide range of PENTAX spotting scopes and telescopes. Ideal for both ground and astronomical observations, this eyepiece features fully multi-coated lenses to increase light transmission and color quality, high-refraction lanthanum glass elements for high-resolution images with minimal aberrations, and JIS Class 4 weatherproof construction for durability. Engineered using advanced computer simulation design technology, this high-performance eyepiece provides...
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Focal length: 20mm. Eyepiece Diameter: 31.7mm. Eye Relief: 20mm. Apparent Field: 50°. Multi-Coated.
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Multi-Coated. 20mm Eye Relief. Particularly Wide Diameter. Soft Rubber Eyecups. Free Delivery To UK Mainland Postage charge will appear at the checkout but will not be charged.
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Skywatcher Ler Eyepiece and Filter Kit
Comprises 2mm, 5mm, 15mm and 20mm Long Eye Relief Eyepieces, Dual-Beam LED Night Vision Torch (Red/White light), 4 x threaded Light Filters (Amber, Blue, Neutral Grey & Moon Filter) and Astronomical Telescope User Guide. Supplied in high quality aluminium case with foam-padded interior. (1.25"/31.7mm format)
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(UK)
