...xuebao.nuc.edu.cn 关键词:光学测量； 莫尔条纹； 自准直； 方位瞄准 [gap=1135]Key words: optical measurement; moiré fringe; autocollimation; az imuth aiming ...
基于14个网页-相关网页
dynamic moiré fringe 动态迭栅条纹
Phase-shifting moiré fringe 移相莫尔条纹
Virtual grating moiré fringe method 虚光栅叠栅条纹法
Moiré fringe; phase-difference filtering; scanning reticle; high harmonic generation;
莫尔条纹； 相位差滤波； 指示光栅； 高次谐波；
A method to count and divide the moiré fringe signal is provided, which can achieve high speed direction recognition and reversible counting.
本文提出了一种莫尔条纹计数细分方法，可以完成高速鉴向及可逆计数。
With the aim to improve the measuring precision of a roll angle based on Moiré fringe method, the influence of inconsistent periods of two gratings on the measurement precision is analyzed.
为了提高用莫尔条纹法测量扭转角的测量精度，分析了光栅周期不一致对扭转角测量误差的影响。
应用推荐