The article took the DVD, CD-R and CD-W for examples, and then illustrated the testing methods and functions of the test media in the mechanical, optical and electronic performance tests.
本文以DVD、 CD-R、和CD-W媒体设备为例，论述了测试媒体在测试机械性能、光学性能、 电子性能方面的测试方法和功能。
The invention discloses a method and a device for testing vibration performance of an optical fiber coupler for an optical fiber gyroscope.
本发明公开了一种光纤陀螺用的光纤耦合器振动性能测试方法及装置。
Modulation transfer function is a common method for evaluating the performance of optical imaging system. The measurement of MTF is very important in production and testing.
调制传递函数是评价光学成像系统成像质量的重要方法，因而测量光学系统的调制传递函数在各种成像光学系统生产实践中具有相当重要的作用。
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