Exposure compensation dial @
Another way to correct exposure is to use this dial. Push the locking button @ while rotating the dial. The dial is graduated in
+2 indicate one and two stops overexposure.
At ASA 6400, the compensation extends to only
~ | Repro | Photo- | |||
| B&W | Ileiters or figures on ILetlersor 'igures on | |||
Type oflilm | microg raphy | ||||
color photo | light ~ck.ground | I | dark background |
| |
Panchrom4tic film | No compensation I + 1- 113 stops | + 1 stop | |||
for general use | necessary |
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ASA film speed dial @
The scale @ on the ASA dial has numbered settings for speeds from ASA 12 to 6400 . Two dots between each pair
21
of ASA numbers stand for intermediate settings, such as 64,80, etc . The table below gives the speeds for all inter - mediate settings .
ASA is a numerical rating of the film's sensitivity to a given amount of light. The higher the number, the greater the sensitivity, and vice versa. The ASA of your film is indicated on the cartridge itself . It is also printed on the film carton and on the data sheet packed inside.