Camera Parts 

1. Explain the “camera obscura” effect. How is it achieved?

*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?

*Perfecting the understanding of optics and the process of making high quality glass lenses.

3. What were the first parts of the modern camera invented by Niepce? 

*A lass, dark box and film.

4.What do modern digital cameras have in common with Niepce’s camera?

*Still composed of a lens, dark box and film

5. What do digital cameras use to capture an image?

*Light that passes through a lens

6. What is the difference between the Auto Mode and the Program mode?

*Auto Mode: control flash and exposure.

*Program Mode: point and shoot. You can control flash and a few other settings.

7. What is the Portrait mode used for? How does it work?

*To attempt to blur out the background. Camera will try to use the fastest available lens.

8. What is the Sports mode used for? (not just sports) How does it work?

*Freeze motion. Camera will use highest shutter speed. 

9. Why should you do a half press on the trigger button?

*Faster camera response time, more control over focus and encourages better composition. 

10. What does this symbol mean?

*That the flash is disabled. 

11. What does this symbol mean? 

*The camera will fire the flash if it thinks it needs more light. 

12. What happens to your photo if there is too much light?

*Picture 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.”

*Represent a relative change in the brightness of light.

15. How many stops brighter is the new planet if there are two suns instead of one?

*One

16. How many stops brighter is the new planet if there are four sons instead of two?

*Two

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?

*Openings 

20. When adjusting the aperture, how can you increase the amount of light?

*Larger openings