单词 | self-toning |
释义 | > as lemmasself-toning self-toning adj. Brit. /ˌsɛlfˈtəʊnɪŋ/ , U.S. /ˌsɛlfˈtoʊnɪŋ/ Photography (now historical) designating photographic paper in which the emulsion contains a chemical substance that allows the image to be toned during fixing, rather than in a separate process.ΚΠ 1886 Photographer's World 15 Oct. 14/2 One labour-saving product of this establishment deserves to be noticed. It is the ready-sensitised and self-toning paper. 1950 Pop. Photogr. July 26/3 We have found du Pont's new Warmtone Projection Paper one of the most effective and easy-to-use ‘self-toning’ papers on the market. 2007 M. Osterman in M. R. Peres Focal Encycl. Photogr. (ed. 4) 111/2 Self-toning paper At the end of the 19th century some commercial collodion and gelatin printing-out papers were made available with the toner in the emulsion. < as lemmas |
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