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Laser speckle velocimeter using a pair of virtually shifting photodiodes |
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| Authors: | F. Francini |
| Affiliation: | The author is at the Istituto Nazionale di Ottica, Firenze, Italy |
| Abstract: | A new method for measuring the magnitude and direction of the velocity of a diffuse object is proposed. The method is based on the Doppler effect using the virtual shift of a pair of photodetectors placed on a plane in the far-field of the speckle pattern. |
| Keywords: | lasers Doppler effect speckle velocimeters |
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