Surface quality: 60-40
m=SI *V 6&il> The surface marked R1 is conic surface (aspheric surface) with folowing equation:
{8h[Bd Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
qHvUBx0 o4wSt6gBcJ The surface marked R2 is conic surface (aspheric surface) with folowing equation:
;#:AM; Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
216$,4i O8 SE)R~ 还有下面这个图
-:E~Z_J` Np aS2q-d 
ESYF4-d + >F s/Wet 里面的半径
公差给了，但是咱们国家
标准一般使用
光圈来表示，如何换算呢？
" m13HS } 1W@ 下面的小格子里都是什么意思啊
MpBdke$ %"eR0Lj+zq 谢谢
