brightness gain


gain

 [gān] the increase achieved by amplification of a signal.brightness gain a factor in intensification of radiographs; minification factor multiplied by flux gain.flux gain in radiology, acceleration of electrons that strike the output phosphor in radiology; it serves as a factor in the intensification of images.

brightness gain

The increase in the intensity of a fluoroscopic image by the use of an image intensifier.See also: gain