1 Work wave-length
2 Low polarization loss
3 high return loss
4 The high attenuator precision
5 Environment stability well
6 communication network
7 data transmission network
8 Be applicable to CATV system
9 The light instrument appearance
10 LAN net
11 Test instrument
The work wave-length 1310 nms &1550 nms
Attenuator valune 3, 5, 10, 15, 25 and 30
Return loss PC ??45dB
UPC ??55dB
APC ??65dB
The wane reduces accuracy 10% attenuator precision 95% RH