This PROSPEC lens set is designed for Nikon F Mount and includes both a telephoto zoom and a macro zoom lens. The 80-200mm lens has a maximum aperture of f/3.8-5.6 and is compatible with Pentax cameras. The 28-70mm lens is a macro/Close Up lens with manual focus.
The exterior of the lenses is made of aluminum and they are compatible with 55mm filters and lens fronts. This unit includes 2 lenses and is sold as is, untested. It is a great addition to any photography enthusiast's collection.