Nikon 1412059, F3HP instruction manual Exposure compensation dial @, ASA film speed dial @

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 one-third stop increments. -1 and -2 indi - cate one and two stops underexposure , whereas + 1 and

+2 indicate one and two stops overexposure.

At ASA 6400, the compensation extends to only -1 ; at ASA 12, up to + 1. The following table indicates the recommended settings for various subjects. After use , make sure you set the dial back to "0 ."

~	Repro -copying & slide-copying				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			-2/3 stop	+ 1 stop
for general use	necessary

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.