FIELD: photographical chemistry. SUBSTANCE: method consists in exposition, development in developer (g/l): hydroquinone-methylphenidone mixture 3-15, antioxidant 20-80, accelerating agent 20- 75, and potassium bromidebenzotriazole mixture 3.1-6.0, and washing and fixation in solution containing (g/l): silver halide solvent 80-250, acid reagent 2-80, tanner 5-50, and water (to 1 l). EFFECT: increased contrast ratio and average image gradient at the same or higher sensitivity level and maximum optical density, reduced turbidity level. 3 tbl, 14 ex
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Authors
Dates
2002-07-10—Published
2000-09-07—Filed