A-A-53320 1988 Edition, February 26, 1988
TEST PATTERN, RADIOGRAPHIC IMAGE INTENSIFIER
Includes all amendments and changes through Cancellation Notice 1, September 22, 2009
Additional Comments: CNCL NO S/S
The General Services Administration has authorized the use of this Commercial Item Description.
This Commercial Item Description covers a test pattern unit suitable for use in obtaining optimum overall focus and gauging geometric distortion of radiographic image intensification systems.