Lens design

OPLAR 50mm f/3.5

Description

OPLAR 1:3.5 f=5cm

Warranty card stamped on April 13th, 1957, by Pathéphone, 28 rue des Dominicains in Nancy, France.

Brand

FOCA

Lens mount

FOCA 36mm

Maximum aperture

3.5

Minimum aperture

18

Focal length

50mm

Minimal focus distance

100cm

Bibliography

Histoire des appareils français