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Optimization Design of Light Pen for Use in Space Coordinate Measuring Systems Without Guideway
Author(s): 
Pages: 744-748
Year: Issue:  6
Journal: TRANSACTIONS OF BEIJING INSTITUTE OF TECHNOLOGY

Keyword:  光笔冗余技术自标定频率识别优化设计;
Abstract: 阐述一种全新的无导轨光笔式三坐标测量系统的光笔结构.采用工作冗余方式3/4[G]进行光笔系统冗余设计,使光笔系统具有一个冗余度以实现系统自标定和挡光自恢复.确定了求解系统自标定最小二乘问题的有效算法.点光源坐标误差为±0.1 mm时,光笔系统误差≤0.1 mm.采用不同调制频率光可以识别多个点光源.
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