Surface quality: 60-40
&tyS 6S+ t;8)M $
p The surface marked R1 is conic surface (aspheric surface) with folowing equation:
HsCL%$k Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
_{*} )&!M Y)rK'OY' The surface marked R2 is conic surface (aspheric surface) with folowing equation:
TDh)}Ms Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
"Lp.*o 'n &p5% 还有下面这个图
t>bzo6cj iQG!-.aX 
V}E['fzBFV VI!
\+A 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？
<y6`8J7: $@AJg 下面的小格子里都是什么意思啊
L!Jx`zM ^ Y+-yIMt$r 谢谢
