The Camera

1. Explain the “camera obscura” effect. How is it achieved?
the "camera obscura"  was a optical effect which worked by making a tiny hole in a wall in a dark room and focusing on the light.

2. What invention during the 17th Century helped man get a step closer to creating the modern camera?
The creation of high quality glass lenses took us one step closer.


3. What were the parts of the first modern camera invented by Niepce?
Niepce made the camera with glass lenses, a dark box and film.


4.What do modern digital cameras have in common with Niepce’s camera?
Digital cameras today are very similar because like Niepce's camera light passes through the lens into the camera and exposes the film


5. What do digital cameras use to capture an image?
Digital cameras today use electronic sensors called ccd which store film.



6. What is the difference between the Auto Mode and the Program mode?
Auto mode will take flash and exposes it automatically while program mode lets you control it a little more.


7. What is the Portrait mode used for? How does it work?
Portrait made is made for making the background blurry and having the face clear and crisp.

8. What is the Sports mode used for? (not just sports) How does it work?
Its used to freeze the frame and use the fastest shutter speed and catch the action shots.


9. Why should you do a half press on the trigger button?
The reason for half pressing the button is the focus your picture.

10. What does this symbol mean?

 When would you use this?
 This symbol means no flash, and the reason why you would use this would be for taking more dramatic pictures and use more natural light.


11.What does this symbol mean?
When would you use this?
This symbol means auto flash which would be helpful in dark area locations when taking a picture.

12. What happens to your photo if there is too much light?
If there is too much light in my photo then washed out and too blurry.


13. What happens to your photo if there is not enough light?
If there is not enough light in my picture then my picture will be too dark.

14. What is a “stop.”
a stop is used to describe the the different measurements 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 of have?
 A longer shutter speed allows more light.


18. What affect does a shorter shutter speed have?
A shorter shutter speed is less light.


19. What does the aperture control?
The aperture controls how much light gets in the lens.


20. When adjusting the aperture, how can you increase the amount of light?
To increase the amount of light you would have to open the aperture open more.