Boltavit

c. 1936

First Model

Bolta Werke

Nürnberg

Germany

Lens:

f4.5, Friedrich Corygon-Anastigmat, wheel stops of f4.5, f6.3, f9, f12.

Shutter:

Two-blade return, speeds 1/25 - 1/100, B, Self-capping. Everset.

Construction:

Metal.

Format:

12, 25 x 25 mm (advertised as 24 x 24 mm) exposures on un-perforated 35 mm wide roll-film.

Focusing:

To 1 m.

Attributes:

Direct-vision (lens/lens) view-finder.
Film advance indicated by frame counter. Red window. Not coupled.

Identification:

Large external hinge and locking spindle.

This is the first model of the Boltavit with an external hinge and locking spindle to the camera back. The Boltavit was available in a black paint or chrome finish. On the second model the locking mechanism was built into the camera body which then had curved ends. The Boltavit developed into a range of cameras under the Photavit name.

Early Photography