How does it work? - Digital camera
This animation demonstrates the structure and operation of digital cameras.
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The first commercially successful technique of photography was invented by the French Louis Daguerre.
A wide variety of optical instruments are in use today, ranging from microscopes to telescopes.
This animation demonstrates the design and operation of a traditional cinema projector.
This animation demonstrates the structure and operation of CT scanners.
This animation demonstrates how a CRT television works.
This animation demonstrates the structure and operation of electron microscopes.
The animation demonstrates how laser printers work
A liquid-crystal display utilises the light modulating properties of liquid crystals.
This animation explains how a plasma display television works.
This animation shows optical and radiotelescopes used in astronomical observation.
The eye is one of our most important sense organs. When stimulated by light, electric impulses are produced by its receptors.
The curvature of the lens of the eye changes when we look at a distant or at a near object, to ensure a sharp image.
Concave and convex lenses are used for the correction of short-sightedness and far-sightedness.
Cinemas were built in large numbers in big cities of the US in the 1910s.