Surface quality: 60-40
U^~jB= =] TJ`Jqnh The surface marked R1 is conic surface (aspheric surface) with folowing equation:
RbN# dI' Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
6)# =@i`
\ _@_w6Rh The surface marked R2 is conic surface (aspheric surface) with folowing equation:
Wu|ANc Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
,+U,(P5>s YkJnZ_k/P 还有下面这个图
6 66f;h ,5Nf9z!hk( 
_I<LB0kgf. gu|cQ2xV 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？
+)U>mm, VPI;{0kh 下面的小格子里都是什么意思啊
3OvQ,^[J4 IM 8lA 谢谢
