这种方法利用一光学系统和电路，把线值差转换为时间差来测量。
This method was changed from measuring the dimension difference to the time difference measurement by using an optical system and circuitry.
我们有多条先进的光学镜片生产线及生产车间，保证产品质与量的并重。
We have a number of advanced optical lens production line and production workshops to ensure product quality and quantity of both.
与光学，机械和出厂测试团队密切合作，以便建立生产线测试与校准站点。
Work closely with optical, mechanical and factory test team to bring up production line test and calibration stations.
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