Beck Symmetrical Lens.

Made:
c.1910
Beck Symmetrical Lens.

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©The Board of Trustees of the Science Museum

Beck brass mounted symmetrical lens, F.8. 8 1/2 inch f.l. with a ring diaphragm.

Details

Category:
Photographic Technology
Collection:
Arthur Frank Collection
Object Number:
1979-559/1122
Measurements:
overall: 47 mm x 47 mm x 48 mm,
type:
lens
credit:
The Arthur Frank Collection