After experimentally measuring and marking, this instrument's precision reaches 0.5 arcsec, which better satisfies the requirement-normally 2 arcsec the parallel precision of optical system testing.
After experimentally measuring and marking, this instrument's precision reaches 0.5 arcsec, which better satisfies the requirement-normally 2 arcsec the parallel precision of optical system testing.
经检测标定后平行度测试仪的精度可达到0.5，能够很好的满足检测平行度为创的光学系统的检测。