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LicenseActinograph
Science Museum Group
© The Board of Trustees of the Science Musuem
Science Museum Group Collection
© The Board of Trustees of the Science Museum
"Actinograph" exposure calculator, made by Hurter & Driffield.
Details
- Category:
- Photographic Technology
- Object Number:
- Y1985.48
- Materials:
- wood (unidentified), brass (copper, zinc alloy) and paper (fibre product)
- Measurements:
-
overall: 34 mm x 115 mm x 73 mm,
- type:
- exposure meter
- credit:
- Purchased From Christie's
