Kalimar MC Auto Zoom 28-70 3.5 lens for Pentax K and Ricoh K manual focus 35mm film cameras mostly made prior to 1994. Works with all manual, aperture preferred Auto or Program mode Pentax and Ricoh cameras. Email us for confirmation of your model camera if you like. Smooth zoom action. Glass is clean/clear. Accepts 55mm filters. Complete with front and rear caps. Looks new though graded Used Excellent plus condition. Includes warranty.