Lesson 7: ISO's

Posted on November 3, 2020 by Steve Kozak

Welcome to your Lesson 7: ISOs

1. What is the exposure for a sunny day using 400 ISO?
2. What is the exposure for an overcast day using 200 ISO?
3. What is an equivalent exposure for a cloudy-bright day using 100 ISO?
4. Give an equivalent exposure to F16 @ 1/125 at 100 ISO.
5. Give an equivalent exposure to F2.8 @ 1/60 at 100 ISO.
6. What is an equivalent exposure for a overcast day using 400 ISO?
7. Give an equivalent exposure to F2.8 @ 1/15 at 800 ISO.
8. What is an equivalent exposure for a sunny day using 200 ISO?
9. Using a 100mm lens with no stabilization, give an equivalent exposure to F2.8 @ 1/15 at 100 ISO that you could use and hand-hold the camera.
10. Using a 200mm lens with no stabilization, give an equivalent exposure to F8 @ 1/60 at 100 ISO that you could use and hand-hold the camera.
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