Surface quality: 60-40
m>O2t - _;V YF s The surface marked R1 is conic surface (aspheric surface) with folowing equation:
E]?2!)mgce Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
_[0I^o CL )%p"[x The surface marked R2 is conic surface (aspheric surface) with folowing equation:
Ss+F9J
Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
4NI ' (#l '1lx{U zD 还有下面这个图
0*{@E%9 U l9b.`6 
6iyt2q kh G*=H;Upi 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？
>LCjtm\ 8W { g 下面的小格子里都是什么意思啊
h4 h d<, .$OjUlzr-H 谢谢
