This optical output system comprises a first laser for outputting first light which is a laser pulsed in accordance with an inputted signal, a second laser for outputting second light which is a laser pulsed in accordance with an inputted signal, and a computing device for inputting a signal to the first laser and the second laser, the computing device switching a variable delay value, which is the difference between the timing at which the signal is inputted to the first laser and the timing at which the signal is inputted to the second laser, a plurality of ways and repeatedly inputting the signal.
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