sansummer |
2011-06-28 10:55 |
请问谁知道国际光学图纸这个标注什么意思?
Surface quality: 60-40 1!K!oY J,CJPUf& The surface marked R1 is conic surface (aspheric surface) with folowing equation: Y+|L3'H Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003 u]ZqF * KteZK.+#: The surface marked R2 is conic surface (aspheric surface) with folowing equation: F!
|TW6)gv Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003 DMy4"2
o @SX%?
mk8G 还有下面这个图 JrY"J]/ de3yP, [attachment=34561] 8Sd?b5|G~ gEcnn.(S 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? ;mCGh~?G K8e4ax 下面的小格子里都是什么意思啊 @h ,h=X Requ.?!fG; 谢谢
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