Photographic Quality Assurance in Diagnostic Radiology, Nuclear Medicine, and Radiation Therapy: The basic principles of daily photographic quality assuranceU.S. Department of Health, Education, and Welfare, Public Health Service, Food and Drug Administration, Bureau of Radiological Health, 1976 - Diagnosis, Radioscopic - 98 pages |
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addition average base-plus-fog level bulb calibration step tablet changes chemicals chemistry clinical films contaminated contrast control emulsion control limits corrective action curve darkroom decrease density difference developer replenisher developer tank developer temperature Diagnostic Radiology exposure hand processing increase indicated maintain manufacturer medium density necessary neutral density filters normally nuclear medicine operating levels optimization optimum parameters patch sensitometric step photographic film photographic materials photographic processing photographic quality assurance procedures processing conditions processing control charts processing racks processor maintenance log quality assurance program radiation therapy radiographic film radiographic materials radiographic processing Radiological Health radiology department reading recommended replenisher tanks replenishment rate residual fixer safelights Sample control charts sensi strip sensitometric control strip sensitometric step tablet sheets speed speed film step wedge suspect film systems cleaner technique technologist thermometer three patch sensitometric type of film type of sensitometer variability visual densitometer x-ray