A hotspot is a small, bright point at the center of a beam, if it is noticeably brighter than the rest of the light being produced. Many lights which are intended to illuminate at close range do not produce a hotspot.

A hotspot is a small, bright point at the center of a beam, if it is noticeably brighter than the rest of the light being produced. Many lights which are intended to illuminate at close range do not produce a hotspot.

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