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A '''steerable beam''' is a source of light that acts as a [[ray]] that can have its direction changed rapidly and in a number of directions.
A '''steerable beam''' is a source of light that acts as a [[ray]] that can have its direction changed rapidly and in a number of directions.
−It can be done using newton's mechanics, but this limits it.
+It can be done using newton's mechanics, but this limits its speed and efficiency.
==References==
==References==
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