... The emulsion used is a silver halide gelatin emulsion, and various types of photographic paper with different properties are produced depending on the type of silver halide, as described below. (1) Gaslight paper: Made from silver chloride or silver chloride with a small amount of silver bromide added, it is used for contact printing. It has the lowest sensitivity of all general developing papers (1/100 that of bromide paper and 1/1000 that of low-sensitivity negative emulsion), and can be used under yellow safelight. ... *Some of the terminology that refers to "gaslight paper" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
… 乳剤として用いられるのはハロゲン化銀ゼラチン乳剤であるが,ハロゲン化銀の種類によって以下に述べるような性能の異なる各種の印画紙が作られる。(1)ガスライト紙gaslight paper 塩化銀,あるいは塩化銀に少量の臭化銀を加えたものを用いたもので,密着焼付け用に使用される。一般現像紙の中では最も感度が低く(ブロマイド紙の1/100,低感度ネガ乳剤の1/1000),黄色の安全光の下で使うことができる。… ※「gaslight paper」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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