论文部分内容阅读
日本松下电器产业公司研制出高性能的光学编码器。其使用衍射光栅,巧妙地改变了探测位置用的光,获得了过去2倍的定位精度。
Japan Matsushita Electric Industrial Corporation developed a high-performance optical encoder. The use of diffraction grating, cleverly changed the detection position of the light, obtained the past 2 times the positioning accuracy.