Design and construction of linear laser encoders that possess high tolerance of mechanical runout
學年 93
學期 1
出版(發表)日期 2004-11-01
作品名稱 Design and construction of linear laser encoders that possess high tolerance of mechanical runout
作品名稱(其他語言)
著者 Lee, Chih-Kung; Wu, Chyan-Chyi; Chen, Shih-Jui; Yu, Liang-Bin; Chang, You-Chia; Wang, Yeong-Feng, Chen, Jau-Yu; Wu, Jeremy Wen-Jong
單位 淡江大學機械與機電工程學系
出版者 Washington, DC: Optical Society of America
著錄名稱、卷期、頁數 Applied Optics 43(31), pp.5754-5762
摘要 A linearly diffracted laser encoder that has high tolerance of head-to-scale misalignment and a high signal-to-noise ratio is described. The preservation of parallelism between the incident and the diffracted beams, which can be attributed to a built-in folded 1× telescope, allows for the high alignment tolerance. It can be shown that, by coupling this newly developed circular polarization interferometer configuration with grating scale geometry optimization, one can eliminate the problems associated with signal distortion that arise from various efficiencies of the p- and the s-polarized light beams and obtain a high signal-to-noise ratio. Both theoretical and experimental results are presented to confirm the improved results and performance.
關鍵字
語言 en
ISSN 0003-6935
期刊性質 國外
收錄於 SCI
產學合作
通訊作者 Lee, Chih-Kung
審稿制度
國別 USA
公開徵稿
出版型式 紙本
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