Recently the main test methods for cylindrical mirror are template comparison measurement and interferencemeasurement.
目前柱面镜检测的主要方法是样板比较法和干涉法。
2
There are a variety of optical methods among which the interferencemeasurement has the advantage of high resolution and wide dynamic range.
在各种不同的光学方法中,干涉测量法具有分辨率高和动态范围大的优点。
3
Time average interferencemeasurement method is used in the experiment, and the vibration interference patterns of the object with different vibrating frequencies is obtained.