Ross Brass Mounted Homocentric Lens

Made:
circa 1920 in London

Brass mounted homocentric lens F.8 10 f.l. with a ring diaphragm. Ross, c. 1920.

Details

Category:
Photographic Technology
Collection:
Arthur Frank Collection
Object Number:
1979-559/1108
Materials:
brass (copper, zinc alloy) and glass
Measurements:
overall: 55 mm x 55 mm x 48 mm,
type:
homocentric lens
credit:
The Arthur Frank Collection