The Camera

1. The camera obscura effect is the effect you get when you have a completely dark room with a small hole for light to come through. The hole acts like a lens for the light to focus through and project the image upside-down on the opposite wall.
2. In the 17th century, Sir Issac Newton developed the glass optical lens which brought us one step closer to modern cameras.
3. A glass lens, dark box and film was used to create the "modern camera".
4. Light still just passes through the lens into the camera and exposes the film, same as is always been.
5. Digital cameras use a special electronic sensor called a CCD to capture pictures.
6. On Auto mode the camera does everything, just point and shoot. Program mode you can control somethings like flash and some other settings.
7. Portrait mode tries to blur out the background of a photo by setting he highest aperture.
8. Sports mode is used to freeze motion by using the highest shutter speed.
9. The half press button is for when the subject may be off center and you need to focus on the subject, so the half press changes the focus of picture.
10. That symbol means that the flash is turned off. You use it when you want the scene to be more dramatic and use only the natural light.
11. The next symbol means auto flash; this means that the camera will decide if it needs more light or not.
12. If there is too much exposure in a picture, it means there is too much light, and it will be washed out.
13. If there isn't enough light then the picture will become too dark.
14. A stop is a change in the relative amount of light.
15. The new planet is one stop brighter.
16. the new planet is 2 stops brighter.
17. a long shutter speed means more light.
18. A shorter shutter speed means less light.
19. The aperture controls the amount of light let in.
20. You increase the amount of light being let in by making the f number smaller.