The camera obscura effect is achieved by creating a tiny hole in one
wall in a completely dark room.
Through the hole light is focused, and the outside scene is projected
upside down on the opposite wall. The hole acted like a lens by 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
invention during the 17th Century that helped man get a step closer to
creating the modern camera is the understanding of optics and the
process of making high quality glass lenses.
3. What were the parts of the first modern camera invented by Niece?
A glass lens, a dark box, and film were the parts of the first modern camera invented by Niepce.
4.What do modern digital cameras have in common with Niece camera?
What
they have in common is that light passes through the lens, into the
camera, and exposes the film. The end result is still a photograph. Also
a digital camera is still composed of a lens, a dark box, and film.
5. What do digital cameras use to capture an image?
Digital cameras use an electronic sensor called a CCD.
6. What is the difference between the Auto Mode and the Program mode?
There is no difference between auto/program mode.
7. What is the Portrait mode used for? How does it work?
The Portrait mode is used to attempt to blur out the background. The camera will try to use the fastest available lens setting.
The Portrait mode is used to attempt to blur out the background. The 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?
The sports mode is used to freeze motion. The camera will use the highest shutter speed possible.
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9. Why should you do a half press on the trigger button?
You should do a half press on the trigger button because of the faster camera response time, more control over focus, and encourages better composition.
9. Why should you do a half press on the trigger button?
You should do a half press on the trigger button because of the faster camera response time, more control over focus, and encourages better composition.
It means no Flash.
11. What does this symbol mean?
It means that it will automatically fire if the camera thinks it needs more light.
12. What happens to your photo if there is too much light?
The picture will be washed out.
13. What happens to your photo if there is not enough light?
The picture will be too dark.
14. What is a "stop."
A stop is the change of the brightness of light.
15. How many stops brighter is the new planet if there are two suns instead of one?
It is 1 stop brighter.
16. How many stops brighter is the new planet if there are four suns instead of two?
It is 2 stops brighter.
17. What affect does a longer shutter speed have?
The affect of a longer shutter speed is that it has more light.
The affect of a longer shutter speed is that it has more light.
18. What affect does a shorter shutter speed have?
The affect of a shorter shutter speed is the it has less light.
19. What does the aperture control?
The aperture controls the light.
20. When adjusting the aperture, how can you increase the amount of light?
You can increase the amount of light by adjusting your F-Stop to smaller numbers.
You can increase the amount of light by adjusting your F-Stop to smaller numbers.
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