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Science Museum Group Collection
© The Board of Trustees of the Science Museum
Science Museum Group Collection
© The Board of Trustees of the Science Museum
Lens with aperture stop wheel, Serial No 51770. F.16, 15 inch f.l. Lens consists of two achromatic doublets. Maximum aperture at which it could be used was F.16. Ross, c.1900.
Details
- Category:
- Photographic Technology
- Collection:
- Arthur Frank Collection
- Object Number:
- 1979-559/1195
- Materials:
- brass (copper, zinc alloy), glass and white metal (unknown)
- Measurements:
-
overall: 75 x 100 x 80 mm
weight: 4.73kg
weight: 10.42792lbs
- type:
- concentric lens
- credit:
- The Arthur Frank Collection
