Substratum,hemi-spherical hmo?gD<
Flatness L/2 @633 nm on flat surface or better(specify). <5q }j-Q
Figure irregularity L/10@633nm. c2nZd.SD|
no chips exceeding /d4xHt5a
Thickness specified at the edge, all types. 4$^=1ax
Substratum BK7 D20×5 PCX f+ 300 mm L0Cf@~k
有哪位哥哥姐姐懂的,帮忙翻译一下,诚谢!!