Surface quality: 60-40
(%.[MilxPM 5hN) y-4@ The surface marked R1 is conic surface (aspheric surface) with folowing equation:
7L3:d7=MIW Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
W;%$7&+0 &h^E_]P The surface marked R2 is conic surface (aspheric surface) with folowing equation:
WOBL gM,| Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
I!sh+e &w1 5 GO;4 还有下面这个图
tNpBRk(} LB9D6,*t 
6L 5 j 2tPW1"M.n 里面的半径
公差给了，但是咱们国家
标准一般使用
光圈来表示，如何换算呢？
; '6`hZ 9~3;upWu! 下面的小格子里都是什么意思啊
s4V-brCM$| TOF_m$@# 谢谢
