| 单词 | optical comparator |
| 释义 | > as lemmasoptical comparator optical comparator n. any of various instruments for facilitating the visual comparison of two objects or images; esp. one that projects shadows or transparencies of them on to a screen. ΘΚΠ the world > physical sensation > sight and vision > optical instruments > instruments for observing > [noun] > comparator optical comparator1901 stereo-comparator1901 blink microscope1911 blink comparator1930 1901 Science 27 Dec. 989/2 The optical comparator [is] one of the most important instruments at the disposal of the acoustician. 1967 Economist 14 Oct. (Advt. Suppl. following p. 176) The image of the gauge, magnified to 50 times its size, is projected on the screen of the Optical Comparator so that the finest details of the thread can be examined and checked. 2002 Sound & Vision May 83/3 Next up will be a tool for measuring and adjusting the TV's color temperature. This can range from an optical comparator..to a tristimulus color analyzer. < as lemmas |
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