A Symmetrical Lens.
- Made:
- c.1880
This image is released under a CC BY-NC-SA 4.0
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Science Museum Group
© The Board of Trustees of the Science Museum
A symmetrical lens, F.8. 9 inch f.l. With a lever operated iris diaphragm.
Details
- Category:
- Photographic Technology
- Collection:
- Arthur Frank Collection
- Object Number:
- 1979-559/1476
- Measurements:
-
overall: 52 mm x 52 mm x 56 mm,
- type:
- lens
- credit:
- The Arthur Frank Collection
