15 pages matching thiosulphate in this book
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n FILM MATERIALS
INTENSIFYING SCREENS AND CASSETTES
12 other sections not shown
acid aperture automatic processing calcium tungstate camera cassette Chapter characteristic curve chemical chrome alum colour contrast courtesy cut film darkroom density developing agents developing solution drying effect emulsion emulsion layer equipment example exposed film material fixer fixing bath fixing solution fluorescent fluorographic focal length gelatin grains graph greater hanger hardening hydroquinone hypo illumination increase intensifying screens intensity ions kilovoltage lens less light marker means medical radiography metal method metol negative obtained operation patient Phenidone photographic materials Plate position practice processing unit processor produced radiation radio radiographic image rays reaching the film reduced removed replenisher result rinse roll film rollers safelight sensitivity specks separator cassette shutter silver bromide silver halide silver recovery sodium sodium thiosulphate speed suitable surface technique temperature thiosulphate tion tube-film distance unsharpness usually viewing washing water jacket X rays X-ray departments X-ray film X-ray tube