Surface quality: 60-40
0FtwDM)) LXh }U>a9 The surface marked R1 is conic surface (aspheric surface) with folowing equation:
|T@SlNi] Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
JRw,${W {0w2K82 The surface marked R2 is conic surface (aspheric surface) with folowing equation:
:;.^r,QAI Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
)~)l^0X NIVR;gm 还有下面这个图
r 'j88)^ NS2vA>n8R 
IycZ\^5 *- %jy$4qAf% 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？
E I(e3 #Zw:&'
QB 下面的小格子里都是什么意思啊
5{k,/Z[L
\ c4 jGJ 谢谢
