Surface quality: 60-40
`+c9m^ g8A{aH b1} The surface marked R1 is conic surface (aspheric surface) with folowing equation:
C /XyDbH Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
B
Rj KV @|% ICG c The surface marked R2 is conic surface (aspheric surface) with folowing equation:
5G;^OI!g Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
_4B iF?1 9= $,] M 还有下面这个图
G;c0 %uqD\ `- 
'xoE
[0! 7Sq{A@ ET 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？
p+UHJ& DeQ'U!?+N 下面的小格子里都是什么意思啊
<D;Q8 Prz +kPP 谢谢
