How Do Eyes And Cameras Work? Flashcards
1
Q
Name the 7 parts of the eye
A
Optic nerve lens cornea pupil iris retina and image
2
Q
What happens to the light that enters your eye
A
The light entering your eye is refracted by the lens focusing it on the retina and creating an inverted image
3
Q
What do photoreceptors do?
A
Photoreceptors detect the light hitting your retina and send an electrical impulse to your brain
4
Q
How do cameras work?
A
Cameras work in the same way as your eye – light passes through an opening and a real image is formed on a screen or film.
5
Q
How do digital cameras work?
A
Digital cameras now have a charge-coupled device (CCD) instead of film – when light hits a pixel it produces an electrical charge.
