Surface quality: 60-40
=cS5f#0 R/"-r^j The surface marked R1 is conic surface (aspheric surface) with folowing equation:
?2da6v,t Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
EG qu-WBS /iM1 The surface marked R2 is conic surface (aspheric surface) with folowing equation:
tjRw bnT" Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
AQ(n?1LU +C7E]0!r 还有下面这个图
CKZEX*mPC Cq/u$G 
@fm p2!?6 iOEBjj;C 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？
zLe(#8G zF^H*H 下面的小格子里都是什么意思啊
wT- -i@@ <)a$5 "AP 谢谢
