Lens:

f4.5, 10.5 cm Meyer Trioplan, iris diaphragm to f22. Serial no. 559930 .

Shutter:

Pronto, speeds 1/25 - 1/100, B. Everset type.

Construction:

Leather covered metal body.

Format:

6.5 x 9 cm plates held in slides.

Focusing:

Front-cell to 1.5 metre.

Attributes:

Reflex viewing through taking lens. Full-size ground glass screen. Frame finder.
The mirror is raised by finger pressure acting against a spring and falls back when pressure is removed, there is no trip action. Mirror lock to allow focusing on rear screen.

With:

Focusing screen back.