APPENDIX D

Useful Formulas and Charts

USEFUL FORMULAS

1. Exposure Time:

image

2. f/stops:

image

3. Image Size:

image

4. Hyperfocal Distance:

image

5. Electrical Current (Amperage):

image

6. Screen Time:

7. Macro Exposure Compensation:

8. Film Length/Time Conversion Factors: ...

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