Substratum，hemi-spherical H# x=eDU|k
Flatness L/2 @633 nm on flat surface or better(specify). Ro$'|}(+A
Figure irregularity L/10@633nm. C1^=se
no chips exceeding e )l<D)
Thickness specified at the edge, all types. Lt0JUUa0
Substratum BK7 D20×5 PCX f+ 300 mm #N_C| v/
有哪位哥哥姐姐懂的，幫忙翻譯一下，誠謝��！
