Substratum,hemi-spherical gVR@&bi7
Flatness L/2 @633 nm on flat surface or better(specify). yxWO[ Z
Figure irregularity L/10@633nm. 0<p{BL8
no chips exceeding (eWPis[
Thickness specified at the edge, all types. f!_
ctp
Substratum BK7 D20×5 PCX f+ 300 mm [<c&|tfl
有哪位哥哥姐姐懂的,帮忙翻译一下,诚谢!!