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asambeis [7]
2 years ago
5

Project light with a system of lenses used for projecting slides or film into a screen.

Computers and Technology
1 answer:
Travka [436]2 years ago
7 0

Answer:

Optical system. An overhead projector works on the same principle as a slide projector, in which a focusing lens projects light from an illuminated slide onto a projection screen where a real image is formed.

Explanation:

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