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INTENSIFYING SCREENS AND CASSETTES
17 other sections not shown
acid agitation aperture automatic processing base bromide calcium tungstate camera cassette Chapter characteristic curve chemical colour courtesy cut film darkroom density developing agents developing solution drier drying effect emulsion equipment example exposed film material fixer fixing bath fixing solution fluorescent fluorographic focal length gamma gelatin grains hanger hardening hydroquinone hypo illumination immersion increase intensifying screens ions kilovoltage lens less light manual processing manufacturers marker means medical radiography metal Metol negative normal obtained operation patient Phenidone photographic film photographic materials Plate position practice processing unit processor radiation contrasts radio radiographic image rays reaching the film reduced replenisher result rinse roll film rollers safelight sensitive sensitivity specks shutter silver bromide silver halide silver recovery sodium speed student suitable surface tank technique temperature thiosulphate tion tube-film distance unsharpness usually viewing washing X rays X-ray departments X-ray film X-ray tube