| Things to Watch |
* Cold Temperature Photography | * When using the AE Prism Finder FE401 |
a. Use a fresh lithium battery | When using this finder it is imperative that the |
b. Utilize the External Battery Case accessory. | Film Speed Dial on the Roll Film Holder is prop- |
(Permits battery to be placed inside clothing). | erly set for the ISO number of the loaded film, as |
Batteries that fail at low temperatures may still | it interfaces with this finder. If not done, wrong |
be used at normal temperatures. However fre- | exposures may result. |
quent temperature changes shortens battery life. | *When the mirror is locked in the up position. |
c. Avoid sudden temperature changes when going | |
indoors, to prevent moisture condensation on | * The Focal Plane Shutter Curtain may be dam- |
camera and lenses. (Also important for film | aged if the camera faces strong light sources, |
protection). | especially the sun. Return mirror to normal po- |
| sition or cap lens to prevent such damage. |
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