The Human Eyes and a camera have a lot of similarities. Discover how certain parts of your digital camera works exactly as your eyes

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2. CAMERA
To focus light onto the photosensitive surface at the
back of the camera. This can either be photographic
film or a CCD (charge-coupled device).
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HUMA EYE:
Lens Focuses light onto the retina.

3. CAMERA
Detects and records the light which is focused onto it.
This can be on photographic film, but digital cameras use
CCDs which convert light into electrical signals which can
be stored.
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HUMAN EYE
Retina - which detects light and converts it into electrical
impulses which are sent to the brain.

4. CAMERA
Aperture allows the user to adjust the amount of light
entering the camera in different light conditions.
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HUMAN EYE
Iris - which adjusts the amount of light entering the eye
through the pupil.

5. Camera - Focusing Screw
Allows the user to adjust the focus for nearer or more
distant objects.
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Human eye
Ciliary muscles - which stretch or slacken
the suspensory ligaments to adjust the shape of
the lens

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