Eder-Scheiner sensitometer disc
Exposure ratio between steps 1:1.27; largest opening 100º, smallest 1º, blackened brass, 430mm diameter.
- Object Number:
- 1990-5036/7902/A
- type:
- sensitometer
Kodak Motion Picture densitometer. Modified Capstaff-Purdy type; lever operated microswitch for lamp. No 192.
Exposure ratio between steps 1:1.27; largest opening 100º, smallest 1º, blackened brass, 430mm diameter.