Substratum,hemi-spherical %aK[Yvo6
Flatness L/2 @633 nm on flat surface or better(specify). W,Q>3y*
Figure irregularity L/10@633nm. r0lI&25w
no chips exceeding SM
RKEPwp&
Thickness specified at the edge, all types. LTo!DUi`
Substratum BK7 D20×5 PCX f+ 300 mm eaDZ^Z
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有哪位哥哥姐姐懂的,帮忙翻译一下,诚谢!!