laser-beam printer

laser-beam printer

[′lā·zər ‚bēm ‚print·ər] (graphic arts) A nonimpact printer that operates at well over 10,000 lines per minute, using a low-power laser to produce image-forming charges a line at a time on the photoconductive surface of a drum; dry powder that adheres only to charged areas is applied to the drum, transferred to plain paper, and fused by heat.