Le Chronoscope PAP actinometer

Made:
1907-1917 in France
maker:
Lumière

Le Chronoscope PAP cylindrical actinometer. Lens at one end, paper holder with standard tints at the other. Print-out image of scene cf with standard tint; exposure time calculated from tables (missing)

Details

Category:
Photographic Technology
Object Number:
1990-5036/529
type:
actinometer
credit:
The Kodak Collection at the National Media Museum, Bradford