Wynne's Infallible Actinometer. Watch-form actinometer, clear glass and mask with standard tint over sensitive paper disc. Yellow filter disc cemented on rotating glass.
Details
- Category:
- Photographic Technology
- Collection:
- Kodak Collection
- Object Number:
- 1990-5036/525
- Materials:
- glass, metal, paper (fibre product) and tin (metal)
- Measurements:
-
overall: 70 mm 45 mm,
tin: 55 mm x 80 mm x 25 mm,
- type:
- actinometer
- credit:
- The Kodak Collection at the National Media Museum, Bradford
