This Fujinon TCV-80C 1.6x Telephoto Converter Lens provides a 60% magnification for the stock lens on your camera. When you need to magnify your subject or bring distant objects in closer without distorting perspective, this telephoto converter will help you get the job done. When using this lens on your camera, you can focus throughout the entire zoom range of your stock lens. Exposure No light loss, aperture remains constant. Teleconversion Magnifies the focal length of your stock lens by 60%. Compatibility This teleconverter works with videoconferencing lens with an outside diameter of 80mm. Type | Telephoto converter lens | Application | Extra Lens Length for Videoconferencing Lenses | Format | 4:3 Videoconferencing Lenses | Lens Mount | Clamp-on | Mounting | Mounts to outside of lens barrel | Zoom Through | Yes, with vignetting at wide angle setting on camera lens | Magnification | 1.6x | Converted Focal Length | Not applicable, depends on camera lens | Minimum Object Distance (M.O.D.) | MOD of original lens is increased | Filter Size | Not specified by manufacturer | Dimensions | Not specified by manufacturer | Weight | 2.2 lb (1.0 kg) | |