Compared and analyzed some main techniques and principles such as time-resolved method, OCT and OCI in photorefractive crystal etc.Then brought forward some feasible techniques and research direction.

• 对几种主要光学成像技术：时间分辨法、光学相干层析、应用光折变晶体的相干层析技术的实验原理和设备进行分析比较，进一步探讨低成本可实施技术及可开展的有关研究。