半导体光子学与技术, 1996, 2 (3): 204, 网络出版: 2011-08-02
Development of High-precision Rotary Encoder Using Semiconductor Laser
Development of High-precision Rotary Encoder Using Semiconductor Laser
Laser Rotary Encoder Doppler Effect Optical Quadruple Frequency Diffraction Circular Grating Beat Frequency Interference
摘要
Abstract
In this paper, the operation principle of laser rotary encoders is expounded and the optical quadruple frequency technology used in laser rotary encoders is explained, and the design idea of optical system in φ66 mm laser rotary encoder is mainly introduced, as well as the choice of principal devices.
MA Hong, CHE Ying, LI Zhaohui. Development of High-precision Rotary Encoder Using Semiconductor Laser[J]. 半导体光子学与技术, 1996, 2(3): 204. MA Hong, CHE Ying, LI Zhaohui. Development of High-precision Rotary Encoder Using Semiconductor Laser[J]. Semiconductor Photonics and Technology, 1996, 2(3): 204.
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