The Impact DVP-WA50-58 High Grade Wide-Angle Lens adapter adds to your camcorder"s zoom lens to provide an even wider angle of coverage (.5x) for those times when you are shooting in a confined space or for shooting scenery. The High Grade series of lenses feature optical glass lens elements. The wide-converter is useful indoors as well, since you"ll be able to fit more of your subject into the picture frame. The DVP-WA50-58 has macro capabilities for those great up-close shots. Magnification: .5x Zoom Through: Minimal capabilities Rear Mount Diameter: 58mm Front Mount Diameter: 86mm Construction, Elements/Groups: 3E/3G Lens Diameter: 3.5" (89mm) Length: 1.7" (43mm) Weight: 11.8 oz (335g)