what is "extra-red", I only know infrared.
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送交者: 008 于 2007-06-21, 18:44:17:
回答: 你还在那儿SB烘烘的C4ISR领域专家乱吹，我不得不一针戳破你 由 4U4luC2 于 2007-06-21, 18:25:50:
if extra-red means the other side of infrared, it is visible light then. Am I right?
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