Surface quality: 60-40
+
Q-b} j>\c > U The surface marked R1 is conic surface (aspheric surface) with folowing equation:
@V%\Gspv Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
UCLM*`M H b=#` The surface marked R2 is conic surface (aspheric surface) with folowing equation:
#d-({blo< Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
y&NqVR= 5*YoK)2J 还有下面这个图
?F"o+]i+^ @t9HRL?T~ 
c{=Sy;i@ "6f`h y 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？
Y !< m8\ KZppQ0 下面的小格子里都是什么意思啊
(9]Uuvfp6" %R k|B`ST 谢谢
