英语词汇“pyro、photograph”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

pyro-photograph

释义

pyro-photograph|ˌpaɪərəʊˈfəʊtəgrɑːf, -æ-|
[f. pyro- 1 + photograph.]
A photographic picture burnt in on glass or porcelain. Hence pyro-photoˈgraphic a., of, pertaining to, or of the nature of a pyro-photograph, or of pyro-photography. pyro-phoˈtography, a process in which heat is used to fix a photographic picture.
1869Photogr. Jrnl. 15 Oct. 136 Pyro-photography, or fire-proof photography, is the production of transparent glass photographs by means of fusible pigments, the latter being attached to a film rendered sensitive to the action of light.Ibid., The pigments of the pyro-photographic pictures.Ibid. 137 It is this almost incredibly delicate graduation of hygroscopic power, imparted to the film by exposure..to light, that is utilized for the production of pyro-photographs.1875H. Vogel Chem. Light xiv. 213 We shall see..that there are other means of producing such pyro-photographs.Ibid. xv. 257 Section ix.—Pyro-Photography with Salts of Chromium.

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