Substratum,hemi-spherical H] k'?;
Flatness L/2 @633 nm on flat surface or better(specify). ,GrB'N{8e
Figure irregularity L/10@633nm. C0fmmI0z~
no chips exceeding 8Bpip
Thickness specified at the edge, all types. .$Bwb/a
Substratum BK7 D20×5 PCX f+ 300 mm M$A#I51
有哪位哥哥姐姐懂的,帮忙翻译一下,诚谢!!