In optics, a perfect mirror is a mirror that reflects light (and electromagnetic radiation in general) perfectly, and does not transmit or absorb it. == General == Domestic mirrors are not perfect mirrors as they absorb a significant portion of the light which falls on them.
In optics, a perfect mirror is a mirror that reflects light (and electromagnetic radiation in general) perfectly, and does not transmit or absorb it. == General == Domestic mirrors are not perfect mirrors as they absorb a significant portion of the light which falls on them.
Source: Wikipedia "Perfect mirror" · CC BY-SA 4.0
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