diaphragm shutter
- Made:
- circa 1921
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Science Museum Group
© The Board of Trustees of the Science Museum
Brass diaphragm shutter with an effective opening of 118mm. Manually operated. c.1921
Details
- Category:
- Photographic Technology
- Collection:
- Arthur Frank Collection
- Object Number:
- 1979-559/2055
- Materials:
- brass (copper, zinc alloy)
- Measurements:
-
overall: 186 mm x 180 mm x 25 mm,
- type:
- diaphragm shutter
- credit:
- The Arthur Frank Collection
