Surface quality: 60-40
]KM 3G 7pO/!Lm The surface marked R1 is conic surface (aspheric surface) with folowing equation:
1|WrJ-Uf Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
g1{2E<b 5 TCI)L}L| The surface marked R2 is conic surface (aspheric surface) with folowing equation:
0 6]%$ -j Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
fq?MnW c &BxZ}JH=k 还有下面这个图
?_`X8 Ok e ~ %=H 0n 
K3^2;j1F Q
#_kV o3 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？
rVM?[_'O
: >-&
下面的小格子里都是什么意思啊
/5Tp)h | 8
3T v-X 谢谢
