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 ;&?l1Vu 0$e]?]X6 The surface marked R1 is conic surface (aspheric surface) with folowing equation: O({vHqN> Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003 <h<4R Rj uU#7SX(uu The surface marked R2 is conic surface (aspheric surface) with folowing equation: FEqR7 Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003 w$)E#|i zyF[I6Gs 还有下面这个图 #M5[TN! aVbv.> [attachment=34561] s\#eD0| 3|g]2|~w@h 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>I;Cir4 5p5S_%R$e 下面的小格子里都是什么意思啊 e Zb8x MF%>avRj 谢谢
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