Surface quality: 60-40
w \t >)+U^V The surface marked R1 is conic surface (aspheric surface) with folowing equation:
&U.y): Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
t@cBuV`9c ?1]B(V9nBq The surface marked R2 is conic surface (aspheric surface) with folowing equation:
3kJSz-_M Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
_["97 >q `n|k+ts C 还有下面这个图
`~=Is.V[ l%2B4d9"v 
JLyFk V/
8r\xQr'8h 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？
=g@hh)3wP A]V<K[9:b 下面的小格子里都是什么意思啊
+xmZK<{< 4f0dc\$ 谢谢
