Substratum,hemi-spherical nnOgmI7
Flatness L/2 @633 nm on flat surface or better(specify). d88Dyzz
Figure irregularity L/10@633nm. H@xHkqan
no chips exceeding
f@@7?5fW
Thickness specified at the edge, all types. /8#e < p
Substratum BK7 D20×5 PCX f+ 300 mm 5,\-;
有哪位哥哥姐姐懂的,帮忙翻译一下,诚谢!!