Dawson's Densitoometer

PART OF:
The Kodak Museum Collection

Comparison of brightness of two ground glass windows, one lit by sample, the other by light through graduated holes in rotating disc.

Details

Category:
Photographic Technology
Collection:
Kodak Collection
Object Number:
1990-5036/7954
type:
densitometer
credit:
The Kodak Collection at the National Media Museum, Bradford