The Wollensak 162mm F:4.5 Velostigmat enlarging lens (MPN 162mm F:4.5) is designed for image enlargement and optical projection in photographic processing systems. It has a 162 mm focal length and an f/4.5 maximum aperture, and mounts on a 4 in square lens board for use in darkroom enlargers and compatible optical equipment. Compatible with darkroom enlargers and related imaging gear, the lens supports lens-board mounting in photographic and imaging applications, including film processing, photographic laboratories, imaging stations, and restoration projects requiring reliable image enlargement and projection.
