Vivitar *PK Mount* 70-150mm f/3.8 Close-Focusing Zoom & Matched Vivitar 2X Multiplier.  Fits Vivitar SLR and Pentax SLR 35 mm cameras after 1995, bayonet mount. Comes with 52 mm UV filter to protect lens.  Excellent condition, stored in climate controlled, non smoking home.  Sold camera years ago, no need for lenses.  This is a slide zoom, infinite focus.  Multiplier will give zoom of 140 - 300. Lenses are clear, no markings. Case for multiplier.