Surface quality: 60-40
/3%xQK>% 3sIM7WD? The surface marked R1 is conic surface (aspheric surface) with folowing equation:
;AA7wK 4 Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
I`>%2mP[C B>2 1A9& The surface marked R2 is conic surface (aspheric surface) with folowing equation:
hds 4 _ Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
#u(,#(P'# SytDo (_=W 还有下面这个图
V!tBipX% X,CF Y 
vK~KeZ\,p= L 'Rapu 里面的半径
公差给了，但是咱们国家
标准一般使用
光圈来表示，如何换算呢？
[, X,2 2{:
J1'pC 下面的小格子里都是什么意思啊
?2>v 5p QP0X8%+p 谢谢
