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单词 infrared telescope
释义 infrared telescope
[¦in·frǝ¦red `tel·ǝ´skōp]
OPTICS
An instrument that converts an invisible infrared image into a visible image and enlarges this image, consisting of an infrared image converter tube, an objective lens for imaging the scene to be viewed onto the photocathode of the tube, and an ocular for viewing the phosphor screen of the tube.
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