罗斯说，这种显微镜文本使用17世纪技术水平的透镜技术，只有放大1000倍以后才能看到，一个镍盘包含了30000页容量的文本或图片。

At a size readable at 1000 times magnification, each disc can hold 30, 000 pages of text or images.

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其中，光学接收系统主要包括光学接收镜头、调制盘、截止滤光片、窄带干涉滤光片、聚焦透镜及光电转换系统等；

In detail, the optical receiving system is mainly composed of optical receiving lens, modulating disk, cut off filter, focusing lens and pyroelectric detector.

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本文介绍了在YG366高速抛光机上进行的透镜不胶盘单件抛光技术。

It is presented that the polishing technology for nonblocking single lens is carried out on the high-speed polishing machine YG366 model.

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