【摘要】 基于JC09光栅尺位移传感器,根据几何光学原理,分析计算了光栅副间隙的最佳理论值和允许的误差范围。针对JC09光栅尺,给出了实际工程中可操作的间隙范围。更多还原

【Abstract】 Based on JC09 displacement and under the principles of geometrical optics,analyze and calculatie the range of the best theoretical value and allowable errors of gap of a pair of grating. For JC09 grating,give gap controllable range in practical engineering.更多还原