14 X 17 Blue 400 Speed Cassettes & Screens
Item #: 400BC-1417
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This blue emitting rare earth screen has a relative system speed of 400 when used with full speed blue sensitive film. When used with a half speed blue film this screen has a relative system speed of 200. This versatile product can be used in both general radiography and in applications requiring high radiographic detail. The active x-ray phosphor component of Rare Earth Blue screens is comprised of barium fluorobromide. This x-ray phosphor emits light in the blue and ultra violet portions of the light spectrum. The construction of these screens is specially designed to maximize useful life and minimize damage due to moisture and other common contaminants that may come in contact with the screen surface. THESE SCREENS ARE COMPATIBLE WITH FULL OR HALF SPEED BLUE SENSITIVE FILM. DO NOT USE THESE SCREENS WITH GREEN SENSITIVE FILM.