Surface quality: 60-40
{> }U>V lojn8uL The surface marked R1 is conic surface (aspheric surface) with folowing equation:
eyM3W}[S$/ Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003
+`+a9+= zf!c The surface marked R2 is conic surface (aspheric surface) with folowing equation:
ygPZkvZ Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003
Gnw>%f1@u q8D1MEBL` 还有下面这个图
p[wjHfIq _&M>f? l +2g3%c0} ^J G}|v3$ 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>eu47"n! >!2'|y^ 下面的小格子里都是什么意思啊
Z`%;bP: f6#H@
X 谢谢