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…so how far is that tree on the end?

working of laser range finder?


Basically it uses x = v*t so the laser pulses and measures the time from the pulse until the reflected signal is received. Then this time times the speed of light yields the distance.

  1. DH Said,

    Basically it uses x = v*t so the laser pulses and measures the time from the pulse until the reflected signal is received. Then this time times the speed of light yields the distance.
    References :

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