Adjustable illumination for control panel - includes movable mask over each lamp to allow intensity output to be adjusted

摘要: The control panel is illuminated by a number of lamps (20), each fitted with movable mask (64) to regulate the light output panel. By simple rotation, sliding adjustment etc. lamp can be adjusted similar compensate for mfg. tolerances. A comprises plastics material cover which rotated bring different width slits into direction, or variable transmission lenses. Several adjusters are spaced over and operated whenever fresh fitted. ADVANTAGE - Simple lighting control; even effect; uses low cost lamps.