| 单词 | gloss-meter |
| 释义 | > as lemmasgloss-meter gloss-meter n. a photometric device for measuring the gloss of surfaces. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > reflection > [noun] > instrument Fresnel's rhomb1835 Fresnel('s) mirror or mirrors1874 reflectometer1879 gloss-meter1930 Brewster window1965 1930 Jrnl. Optical Soc. Amer. 20 24 The entire range of objective gloss..may be covered. The essentials of the gloss-meter are shown in Fig. 1. 1961 J. H. Goodier Dict. Painting & Decorating 118 The gloss meter works on the principle of directing a beam of light on to a painted panel and allowing the reflected beam to excite a galvanometer. 1962 New Scientist 10 May 299/3 Though the instrument has been developed specifically for pearls, the principle of the glossmeter can be adapted for measurements of the gloss of ball bearings and other industrial items with curved surfaces whose gloss may be a criterion of their excellence. < as lemmas |
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