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Radius of curvature measurements for laser beams: A simple method |
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| Authors: | Lingyu Wan Liren Liu Mingli Zhang Zhu Luan |
| Affiliation: | Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Graduate School of the Chinese Academy of Sciences, P. O. Box 800-211, Shanghai 201800, PR China |
| Abstract: | A simple method for measuring the radius of curvature of laser beams is introduced. It has been developed to estimate the astigmatic aberration of a diode laser. Compared with the interferometry, this method is convenient and straightforward. |
| Keywords: | Laser beam Radius of curvature measurement Fraunhofer diffraction pattern Astigmatic aberration |
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