The Junka was a simple miniature roll-film camera, it was produced by Junka-Kamera-Werk which was part of G. Zimmermann a large metal working establishment.

This example has a simple frame finder, other examples have an additional rear sight. Later models were fitted with a direct-vision finder fitted with lenses. The lens mount is marked F = 5 cm, other examples have a 4.5 cm lens. There is no tripod socket.