作者: Robert L. Byer , Santanu Basu
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摘要: A moving slab laser includes a carriage driven to-and-fro along precise rectilinear reciprocal path by liner motor under the control of computer. The motion is precisely guided cross roller ways or ball bushing bearings to minimize non-rectilinear motion-dependent output beam steering effects. In one embodiment, lasant separated into pair axially spaced geometrically identical portions which are reciprocated in opposite directions cancel direction dependent