Watkins Junior exposure meter

Made:
Hereford
maker:
Watkins Meter Company

Watkins Junior exposure meter. Cylindrical form actinometer, wooden paper holder under mask and blue glass, two rotating calculator rings, 1893.

Details

Category:
Photographic Technology
Object Number:
1990-5036/514
Materials:
brass (copper, zinc alloy), glass and paper (fibre product)
type:
actinometer
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
credit:
The Kodak Collection at the National Media Museum, Bradford

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