Question

Leser ben technology
is used​

Answer 1

Answer:

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Explanation:

A laser pointer or laser pen is a small handheld device with a power source (usually a battery) and a laser diode emitting a very narrow coherent low-powered laser beam of visible light, intended to be used to highlight something of interest by illuminating it with a small bright spot of colored light.

Answer 2

Answer:

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Explanation:

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