PART 1.
1. Explain the “camera obscura” effect. How is it achieved?
It's achieved by the hole acted like a lens, focusing and projecting light onto the wall of the dark chamber.
2. What invention during the 17th Century helped man get a step closer to creating the modern camera?
The high quality glass lenses.
3. What were the parts of the first modern camera invented by Niepce?
Film.
4.What do modern digital cameras have in common with Niepce’s camera?
Computer handles focus and exposure.
5. What do digital cameras use to capture an image?
Light passes through the lens, into the camera, and exposes the film.
6. What is the difference between the Auto Mode and the Program mode?
Auto is usually set up by itself, program you get more control.
7. What is the Portrait mode used for? How does it work?
To attempt to blur out the backround, camera will try to use the fastest available lens setting.
8. What is the Sports mode used for? (not just sports) How does it work?
To freeze motion, camera will use the highest shutter speed possible.
9. Why should you do a half press on the trigger button?
A half-press will tell the camera that you're almost ready to take a
shot and to be prepared.
10. What does this symbol mean?
It means no flash.
When would you use this?
When the lighting is good.
11.What does this symbol mean?
Auto flash is on, meaning it will flash if it needs it.
When would you use this?
when the lighting in the room is poor.
12. What happens to your photo if there is too much light?
It will be washed out.
13. What happens to your photo if there is not enough light?
Picture will be too dark.
14. What is a “stop.”
A relative measurement of light.
15. How many stops brighter is the new planet if there are two sons instead of one?
4 stops
16. How many stops brighter is the new planet if there are four sons instead of two?
16 stops.
17. What affect does a longer shutter speed of have?
more light.
18. What affect does a shorter shutter speed have?
less light.
19. What does the aperture control?
Brightness is reduced.
20. When adjusting the aperture, how can you increase the amount of light?
By larger openings.
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