Fiber optical attenuators are commonly used in fiber optic communications, either to test power level margins by temporarily adding a calibrated amount of signal loss, or installed permanently to properly match transmitter and receiver levels.
Fixed Plug-in Attenuator | ||||||
Model | SM | MM(50, 62.5, OM2, OM3, OM4) | ||||
Operating Wavelength(nm) | 1310 & 1550 | 850 (LED or Vcsel) | ||||
Attenuation Value (dB) | 1 ~ 25(1 step) | |||||
Connector Type | SC, FC, ST, LC, MU | |||||
PC or APC Polishing | PC | |||||
Attenuation Accuracy (dB) | 1 ~ 10 | ±0.15 | ||||
11 ~ 20 | ±10% | |||||
21 ~ 30 | ±2.0 | |||||
Reflection loss (dB) | ≥50(UPC), ≥65(APC) | - | ||||
Polarization Loss (dB) | ≤0.2 | |||||
Operation Temperature (℃) | -40 ~ 75 | |||||
Storage Temperature (℃) | -45 ~ 85 |
ATP - FC / APC / SM / 05
1 2 3 4
1 Connector Type | SC,FC,ST,LC,MU |
2 Endface | PC,APC |
3 Fiber Type | SM,50,62.5,OM2,OM3,OM4 |
4 Attenuation Value | 01:1dB,02:2dB,03:1dB......10:10dB,15:15dB,20:20dB,25:25dB,30:30dB |