Substratum,hemi-spherical bSU9sg\
Flatness L/2 @633 nm on flat surface or better(specify). 3\|e8(bc
Figure irregularity L/10@633nm. J %jfuj
no chips exceeding SoS[yr
Thickness specified at the edge, all types. x "]%q^x
Substratum BK7 D20×5 PCX f+ 300 mm 1\{0z3P
有哪位哥哥姐姐懂的,帮忙翻译一下,诚谢!!