Optical heterodyne measurement of in-plane vibrations |
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| Authors: | Sadayuki Ueha Kazuo Shiota Takayuki Okada Jumpei Tsujiuchi |
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| Institution: | Imaging Science and Engineering Laboratory, Tokyo Institute of Technology, O-Okayama, Meguro-ku, Tokyo, Japan |
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| Abstract: | An optical heterodyne technique which detects the frequency shift of light reflected from a point in motion can be successfully used for in-plane vibration measurements. Principles and results of preliminary experiments are described. |
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