Surface quality: 60-40
ej53O/hP v&,VC~RN-J The surface marked R1 is conic surface (aspheric surface) with folowing equation:
{[y"]_B4 Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
$zA[5}{ZtQ Y0C<b*!"ST The surface marked R2 is conic surface (aspheric surface) with folowing equation:
NP`ll0s Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
< 1%XN \D k^\- 还有下面这个图
s+G9L)b' t4W0~7 
zYJ`.,#C 5 w}<I\*\`! 里面的半径
公差给了，但是咱们国家
标准一般使用
光圈来表示，如何换算呢？
SL 5DWZ KEB>}_[ 下面的小格子里都是什么意思啊
{$=%5 uXa}<=O 谢谢
