Beck Symmetrical Lens.
- Made:
- c.1910
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Science Museum Group
©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:
- 1979-559/1116
- Materials:
- glass and metal (unknown)
- Measurements:
-
overall: 52 mm x 51 mm x 51 mm,
- type:
- lens
- credit:
- The Arthur Frank Collection
