Using for: Increase the image field of your web camera, use the reducer visually with an eyepiece, also ideal for video astronomy. Fits All Standard 1., 25 Scope Eyepieces Package Includes: 1 X SVBONY 1., 25 Telescope 0., 5X Focal Reducer, 0., 5X Focal Reducer Features: Reduction factor of about 0., 5X Expands the image field of your webcam; More light intensity; Can be used visually with eyepiece and filter; Also optimal for video astronomy; Take images of larger areas of the Moon's surface., 0., 5X focal reducer: 28., 5x0., 75mm threads for eyepieces, camera adapters, diagonals, extender tubes and other accessories with standard 1., 25 threads, increases the image field of your web cameras. The reducer has standard 1.25inch telescope threads M28.5x0.6 and fits onto the nose of any 1.25 inch eyepiece, diagonal, extender tube, or camera adaptor fitting that format Reduction factor of about 0., 5x effectively halves the focal length of a telescope; enabling lower magnification; wider field of view and shorter exposure times for astrophotography., 0., 5X Focal Reducer Features: Svbony 1., 25 31., 7mm 0., 5X Focal Reducer for Telescope Eyepiece Astronomy 1.25/31.7mm 2X&5X Barlow Lens Optical Glass M28*0.6mm Filter Thread SVBONY 2" ED 2x Barlow Lens w/ 2" to 1.25 " Adapter Reduces the focal length for visual and photographic use. You can use this, for example, for doing astrophotography by using an astronomy webcam., Apply to: 0., 5x reducer for screwing into a filter thread; more lens speed. Pure optical glass lens 0.5x Telescope Focal Reducer Thread 5X For Any M28X0.6 Thread 1.25-inch Astronomy Telescope Eyepiece Or Camera Adapter Barlow Lens It is not recommended for very fast scopes or very wide angle eyepieces., M28., 5x0., 6mm thread; the 0., 5X focal reducers has standard 1., 25inch telescope threads M28., 5x0., 6 and fits any 1., 25 inch eyepiece diagonal extender tube camera adaptor
