Chinese Journal of Lasers, Volume. 13, Issue 5, 306(1986)
Real time speckle shearing interferometer using Fe:LiNbO crystal
This paper reports an experimental setup of real time speckle shearing interferometer. In the setup we use Fe:LiNbO3 crystal as recording medium for the speckle photography. The. transmissivity at A=488nm is <5%. The wedge angle of the shearing lens is 1°. The image hologram is simultaneously constructed on the Fe:LiNbO3 crystal while the shearing speckle phothgraphy is taken by the shearing lens on the crystal. This setup can be used in measuring the deformation and real time nondestructive testing.
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Wang Tianji, Fan Shaowu, Zhang Shichao, Li Taotang, Xu Liangying, Su Biyun, Tong Neizhu. Real time speckle shearing interferometer using Fe:LiNbO crystal[J]. Chinese Journal of Lasers, 1986, 13(5): 306
Category: laser devices and laser physics
Received: Jan. 18, 1985
Accepted: --
Published Online: Aug. 2, 2012
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CSTR:32186.14.