The principle and method of applying laser technology to the lens centering are discussed. The merits of it are high efficiency and accuracy.
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 technical comparison shows that the laser centering instrument is superior to conventional centering methods in the installation and adjustment of equipments.
通过技术比较，证明激光对中仪用于设备的安装调试具有传统对中方法难以比拟的优势。
Besides, centering and tack welding by laser beam should be avoided as centering point and tack-welding point can influence weld quality largely.
但焊缝质量受激光对中点和点焊点的影响很大，应尽量避免采用激光对中及点焊。
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