Derval

c. 1908

Alfred Gauthier

Calmbach

Germany

Shutter Type:

Two-blade pivoted return.

Attributes:

Speeds 1/100 - 1/25, B, T. Everset type.

With:

f6.3, 10.5 cm Conastigmat lens. Serial no. 341261.

Ensign Simple-Auto (Derval)

c. 1908

Alfred Gauthier

Calmbach

Germany

Shutter Type:

Two-blade pivoted return.

Attributes:

Speeds 1/100 - 1/25, B, T. Everset type.

Notes:

Re-badged by Houghtons.

With:

f11, c. 4 ½" single achromat lens.

A popular shutter supplied on many cameras. In Britain it was supplied by Houghton and Butcher under their own name, Simplex and Luxos II respectively. In the early 1930s the setting dial was replaced by a lever moving around the shutter rim.

References & Notes:

Photographic Fashions, p. 20. Ensign Handbook, p. 40.

Nettar

Zeiss-Ikon A. G.

Dresden

Germany

Shutter Type:

Two-blade pivoted return, spring powered, spring regulation.

Attributes:

Speeds 1/100 - 1/25, B, T.

Notes:

Art Deco finish of 1933. From a model 515/2.

With:

f6.3, 10.5 cm Nettar Anastigmat lens.

The Nettar shutter was listed on the earliest Nettar cameras. It was soon replaced by other models.

References & Notes:

BJA 1934, p. 554. ZI Cat. 1936, p. 11.

Vario

1908

Dial-set Model

Alfred Gauthier

Calmbach

Germany

Shutter Type:

Two-blade pivoted return. Spring powered, spring regulation.

Attributes:

Speeds 1/100 - 1/25, B, T. Everset type.

With:

f6.3, 10.5 cm Balda Anastigmat Primar.

Early models had the speeds set on a dial at the top of the shutter later models had a pointer moving over a small sector of the rim.

Early Photography

Derval

c. 1908

Alfred Gauthier

Calmbach

Germany

Shutter Type:

Attributes:

With:

Ensign Simple-Auto (Derval)

c. 1908

Alfred Gauthier

Calmbach

Germany

Shutter Type:

Attributes:

Notes:

With:

References & Notes:

Nettar

Zeiss-Ikon A. G.

Dresden

Germany

Shutter Type:

Attributes:

Notes:

With:

References & Notes:

Vario

1908

Dial-set Model

Alfred Gauthier

Calmbach

Germany

Shutter Type:

Attributes:

With:

References & Notes:

Vario

Rim-set model

Alfred Gauthier

Calmbach

West Germany

Shutter Type:

Attributes:

Notes: