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Focal Length Measurement Using Self-reference ShearingInterferometric Technique |
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| Authors: | WANG Zhaobing ZHAO Mingshan LI Guohua |
| Abstract: | A simple and convenient method for measuring the focal length of lens using selfreference shearing interferometric technique is described. Experimental results and error analysis are presented, and show that a high accuracy can be achieved using this method. |
| Keywords: | focal length radius of curvature optical testing shearing interferometric technique |
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