This Schneider-Kreuznach Retina-Tele-Xenar 135mm f/4 telephoto lens is for use with Retina III S, Reflex S, and Reflex III. It comes in its orignal plastic bubble case. It has some light scuffing on the exterior of the barrel and on its mount. Its focus is very smooth, and its glass is free of any haze, fungus, or separation to its elements. There is no oil on its aperture blades.