the lmi ripple gauge was designed to be a high accuracy surface profiling gauge which was originally developed for boeing to measure ripples in the outer skin of aircraft.
lmi纹波计被设计成一个高精度表面剖面测量产品,最初是为波音公司开发的,测量飞机外壳的波纹。
scanning white-light interferometry surface profiling for geometrical characterization and device inspection was proposed.