Surface quality: 60-40
?N9adL &b ]MBJ" 1F The surface marked R1 is conic surface (aspheric surface) with folowing equation:
et7 T)(k0 Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
QyBK*uNdV $(!D/b vJ The surface marked R2 is conic surface (aspheric surface) with folowing equation:
WHh2fN'A5 Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
!3gpiQH{ ui: >eYv 还有下面这个图
R _~m\P +RKE|*y 
?PH}b?f4 HEW9YC" 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？
& dHm!b _*-'yu8# 下面的小格子里都是什么意思啊
7{6cLYl ~ P.-3 谢谢
