Brass Mounted Symmetrical Lens

Made:
circa 1890

Brass mounted symmetrical lens F.16 3 3/4 inch f.l. with wheel stops. c. 1890.

Details

Category:
Photographic Technology
Collection:
Arthur Frank Collection
Object Number:
1979-559/1132
Materials:
glass and brass (copper, zinc alloy)
Measurements:
overall: 45 mm x 45 mm x 25 mm,
type:
symmetrical lens
credit:
The Arthur Frank Collection