The UPA-5M enlarger is portable and uses its own carrying case as a baseboard. It is a 35 mm full frame enlarger and has masks for half-frame and 10 x 14 mm. The lens (photo 4) is an Industar-50Y f/3.5 53.5 mm. It uses a 75 watt lamp. There is a filter drawer (photo 3) for colour correction.Autofocus is available in the 2.5x to 8x magnification range. Above 8x upto 20x the focus is manual.

David Tomlinson.