John Riley reviews the Voigtlander Zoomar 36-82mm f/2.8, a vintage parfocal zoom lens with constant f/2.8 aperture.

Sometimes you get plain lucky in multiple ways, enabling you to complete a hack that would otherwise have seemed improbable. [Mario Nagano] managed to attach a vintage 1950’s lens to a modern ...

First looking at sharpness, at 36mm centrally the image is muddy and only gives a fair level of sharpness from f/2.8 through to f/8. Beyond that, at f/11 and f/16 it is poor. The edges are poor at f/2 ...