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Cameras & Photo / Binoculars & Telescopes / Telescope Parts & Accessories / Telescope Eyepieces & Lenses
Features: Apply to: 0.5x reducer for screwing into a filter thread;more lens speed Using for: Increase the image field of your web camera;Use the reducer visually with an eyepiece;also ideal for video astronomy See the Moon: Record large areas of the moon's surface Specifications: Focal Reducer: 0.5X Lens Material: pure optical glass lens Lens material: Broadband coating Sleeve material: Metal Barrel Size: 1.25 inch / 31.7mm Thread interface: M28x0.6 pitch (Fine Thread) Total item length (including external thread): 0.55inch / 14mm Total item length (excluding external thread): 0.43inch / 11mm Clear aperture: 0.87inch / 22mm Package Include: 1 X 1.25" Telescope 0.5X Focal Reducer Fits all standard 1.25" scope eyepieces;Its role is to reduces the focal length of your telescope by half ;increasing the field of view;and shorter exposure times for astrophotography;usually for a longer focal length telescope The reducer has standard 1.25inch telescope threads M28.5x0.6 and fits easily into any 1.25" eyepiece or any 1.25" photo adapter;diagonal;extender tube;increase the image field of your web cameras Fully multi-coated optics held in a black-anodized aluminum filter cell;nice anodized aluminum housing It is not recommended for very fast scopes or very wide angle eyepieces for visual Screw the reducer into a 1.25" eyepiece;and you will get a smaller magnification and a significantly larger field of view;simply use the reducer if you still need the correct eyepiece
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