Because of simple structure and easy fabricating, the cylindrical lenses have been used in many practical applications for beam collimating of LDs.
柱透镜因其结构简单、材料便宜以及加工容易而在半导体激光束准直领域获得较多的应用，但普通的圆柱透镜其准直能力非常有限，为了提高柱透镜的光束准直能力，设计出更加合理和可行的结构是目前在这方面研究的主要方向之一。
参考来源 - 半导体激光光束准直技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
A new collimating method for semiconductor laser array using binary optical elements is described in the paper and a binary beam collimator is designed and manufactured.
阐述了二元光学元件用于半导体激光器列阵准直的新方法，并设计制作了二元光学准直器。
A new device is developed for real-time monitoring of laser beam quality and adaptive collimating of laser beam direction.
设计了一个激光光斑实时监测与光路自动准直装置，能够实时监测激光光斑并自动准直激光输出方向。
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