全息位相差放大技术研究进展

位相差放大技术是提高位相分辨率和测量精度的一种手段,在干涉计量领域,可用来检测光学元件的微弱畸变和由于物场变化引起的系统位相的变化等.本文介绍了位相差放大基本原理和研究进展.

Phase difference amplification can improve accuracy and resolution in phase measurement interferometers, which could be used to detect the faint distortion of optical devices. The principle and development for phase difference amplification is presented in this paper.