Lens:

f4.5, 18 cm Zeiss Tessar, iris diaphragm to f36. Serial no. 308452 (c. 1915).

Shutter:

Focal-plane, speeds 1/2 - 1/1300, T. Spring tension adjustable from 1 - 6. Slit width adjustable between 1/5 - 8 cm, also a T setting of 9 cm.

Construction:

Softwood body with aluminium panels, leather covered. Leather bellows and hood.

Format:

9 x 12 cm plates.

Focusing:

Bellows.

Attributes:

Reflex viewing through taking lens. Full-size ground glass screen.
The mirror is pulled down by a spring and locks. Pressing the release lever frees the mirror which is raised by pressure on the release lever. It falls back when pressure is removed. On the T setting the mirror is held in the up position.
Revolving back with automatic mask below focusing screen. Interchangeable lens panel. Double extension.

Movements:

Rising front.

Serial Number:

23142 .

With:

One double dark-slide by Ica.