单词 | isophote |
释义 | isophoten. A line (imaginary or in a diagram) connecting points where the brightness or the illumination is the same. Also transferred (of radiation other than light). ΘΚΠ the world > matter > physics > electromagnetic radiation > [noun] > line between points of same radiation isophote1909 the world > matter > physics > electromagnetic radiation > light > intensity of light, luminosity > [noun] > connecting line isophotal1904 isophote1909 1909 Cent. Dict. Suppl. Isophote. 1937 Nature 2 Oct. 577/1 The successive isophotes of the corona round the sun are nearly circular. 1957 G. E. Hutchinson Treat. Limnol. I. vi. 373 (caption) Isophots in 1000 cal. cm.–2 received during April, May, June, and July on the Scandinavian Peninsula. 1959 R. D. Davies & H. P. Palmer Radio Stud. Universe iv. 47 In some cases the radio isophotes are far more extensive than their optical counterparts. 1966 E. Harrison-Jones in Hewitt & Vause Lamps & Lighting xxix. 466 In planning general window lighting of this kind..isophot diagrams are used to determine direct illumination. 1973 Physics Bull. July 417 (caption) Intensity map of elliptical galaxies NGC 4278 and 4283, showing the outermost faint isophotes. This entry has not yet been fully updated (first published 1976; most recently modified version published online December 2020). < n.1909 |
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