Chinese Journal of Lasers, Volume. 35, Issue 10, 1538(2008)
Angle-Multiplexed Storage of Holographic Images in LiNbO3:Ce:Cu Crystal
Two-color holographic image storage was performed experimentally in LiNbO3:Ce:Cu crystal (w(Ce): 0.085%, w(Cu): 0.011%) with gating light at 365 nm and recording light at 633 nm, and the image fidelity of the hologram was analyzed. The loss of signal-to-noise ratio (SNR) (LSNR) was used in comparing the noise performance of holograms before and after fixing. 50 angle-multiplexed holograms with almost equal diffraction efficiencies were multiplexed in a LiNbO3:Ce:Cu crystal with equivalent exposure schedule. And their average LSNR is 1.14, and the average efficiency reaches 7.64×10-6.
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Sun Yanbin, Jiang Zhuqing, Li Xiong, Tao Shiquan. Angle-Multiplexed Storage of Holographic Images in LiNbO3:Ce:Cu Crystal[J]. Chinese Journal of Lasers, 2008, 35(10): 1538