英语词汇“optical rangefinder”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	optical rangefinder
释义	optical rangefinder optical rangefinder [′äp·tə·kəl ′rānj‚fīnd·ər] (engineering) An optical instrument for measuring distance, usually from its position to a target point, by measuring the angle between rays of light from the target, which enter the rangefinder through the windows spaced apart, the distance between the windows being termed the baselength of the rangefinder; the two types are coincidence and stereoscopic.
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