Substratum,hemi-spherical WWC&-Ni
Flatness L/2 @633 nm on flat surface or better(specify). G
@EEh.s9
Figure irregularity L/10@633nm. #CcEI
no chips exceeding "{Hl! Zq/
Thickness specified at the edge, all types. (}s& 84!
Substratum BK7 D20×5 PCX f+ 300 mm gf}*}8D
有哪位哥哥姐姐懂的,幫忙翻譯一下,誠謝!!