Substratum,hemi-spherical St>
E\tXp
Flatness L/2 @633 nm on flat surface or better(specify). UlKg2p
Figure irregularity L/10@633nm. 'aEN(Mdz1e
no chips exceeding 5~(nHCf>
Thickness specified at the edge, all types. v |pHbX
Substratum BK7 D20×5 PCX f+ 300 mm 78<fbN5}r
有哪位哥哥姐姐懂的,帮忙翻译一下,诚谢!!