FOTEK陽明長度發訊器,長度發信器,碼表,米表,碼輪,米輪,計碼輪,計米輪:WE-M1,WE-M2,WE-M3,WE-M1T,WE-M2T,WE-M3T,WE-M4T,WE-Y1,WE-Y2  WE-Y3,WE-Y4,WE-Y1T,WE-Y2T,WE-Y3T,WE-Y4T