Substratum,hemi-spherical C/sDyv$
Flatness L/2 @633 nm on flat surface or better(specify). 1zz.`.R2U
Figure irregularity L/10@633nm. 4h[S`;D0Vf
no chips exceeding fUJ\W"qya
Thickness specified at the edge, all types. !edgziuO
Substratum BK7 D20×5 PCX f+ 300 mm wd=xs7Dz<p
有哪位哥哥姐姐懂的,幫忙翻譯一下,誠謝!!