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单词 iconometer
释义

iconometer


iconometer

(ˌaɪkəˈnɒmɪtə) nan instrument for finding the size of an object by measuring its image

iconometer


iconometer

[‚ī·kə′näm·əd·ər] (optics) An instrument used to find the size of an object of known distance or the distance of an object of known size by measurement of the image of it produced by a lens whose focal length is known. A direct viewfinder with a metal frame.
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更新时间:2025/2/28 17:31:55