Laser Speckle Reduction via Rotating Diffuser in LCOS Projection Display

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Abstract:

Through theoretical analysis the reasons of generating laser speckle, we use an optical scheme for reducing composite speckle in the three LCOS laser projection system. The project of rotating diffuser has a simple optical structure and can be easily implemented. Finally, experimental verification of rotating diffuser plate can effectively suppress laser speckle contrast.

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510-513

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December 2010

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© 2011 Trans Tech Publications Ltd. All Rights Reserved

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