该方法在现有衍射透镜加工设备分辨率条件下，可提高衍射透镜的衍射效率，增大衍射透镜的数值孔径。
By this way we can design high diffraction efficiency, as well as lager numerical aperture diffractive lens under current machine fabrication condition.
在完成了光纤排、透镜组的加工制作之后，我们进行了耦合实验，得到了耦合效率以及光斑图。
Furthermore, we conduct the experiments and gain the efficiency of coupling and spot after the execution of the fiber piles and lens.
本文介绍了激光技术应用于光学透镜定心的加工原理和方法，它具有高效率、高精度的优点。
The principle and method of applying laser technology to the lens centering are discussed. The merits of it are high efficiency and accuracy.
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