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 <9\,QR) qG^_c;l6a The surface marked R1 is conic surface (aspheric surface) with folowing equation: cqk]NL`' Y^2=2 R1_0 X - (1- e^2) X^2 where R1_0 = -10.700B0.010 & e^2 = 0.060B0.003 OMd# ^z 6z1\a The surface marked R2 is conic surface (aspheric surface) with folowing equation: taCCw2s-8* Y^2=2 R2_0 X - (1- e^2) X^2 where R2_0 = 13.698B0.013 & e^2 = 0.106B0.003 !
IgoL&= a)S(p1BGg 还有下面这个图 i>"dBJh]b .\)k+ R [attachment=34561] !2tw, QM 3`rIV*&_{ 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? HZuiVW8 &9@gm--b: 下面的小格子里都是什么意思啊 <N5rv3
s bqjr0A7{ 谢谢
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