Vivitar Tele-Zoom lens for Pentax-type screw-mount 35mm SLR cameras. The f/3.8 maximum f/stop remains constant throughout the zoom range. Focus, zoom, and diaphragm actions are all smooth and positive.The exterior is excellent and there are no scratches on the front or rear glass elements. The lens has an internal "smudge" and a small fungus spot which will not appreciably affect image quality. 85mm-205mm zoom range f/3.8 constant aperture built-in sliding lens shade automatic/manual diaphragm switch quick zoom handle (unscrews when not in use) minimum focus distance: 6.4 ft. all-metal, made in Japan weight: 28.4 oz. $37 plus shipping. Kindly use the PayPal "gift" option.