发明授权
US6144685A Two-dimensional surface emitting laser array, two-dimensional surface emitting laser beam scanner, two-dimensional surface emitting laser beam recorder, and two-dimensional surface emitting laser beam recording method 失效
二维表面发射激光阵列,二维表面发射激光束扫描仪,二维表面发射激光束记录仪和二维表面发射激光束记录方法

Two-dimensional surface emitting laser array, two-dimensional surface
emitting laser beam scanner, two-dimensional surface emitting laser
beam recorder, and two-dimensional surface emitting laser beam
recording method
摘要:
A plurality of lasers (having openings 170) are formed at predetermined positions at equal intervals on at least two main scanning lines on a semiconductor substrate 100. The lasers have each a predetermined beam diameter and take different positions in the main scanning direction, thereby providing a two-dimensional surface emitting laser array emitting laser beams through a lens system to form a pixel line with no gap on the main scanning line of an image formation face moving in the sub-scanning direction. The two-dimensional surface emission laser array is used to provide a laser beam scanner, a laser beam recorder, and a laser beam recording method.
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