Polarization Maintaining Mini Size Filter WDM(980/1550nm)
Features：
Low Insertion Loss
High Extinction Ratio & High Isolation
High stability and reliability
Application：
Fiber Laser
Fiber Amplifier
Testing equipment
Specifications;
Type
1550/980
Parameter
Pass wavelength (nm)
1520~1580
Reflection wavelength (nm)
Pass Insertion Loss (dB)
Reflection Insertion Loss (dB)
Pass channel Isolation (dB)
Reflection Isolation (dB)
Channel Flatness (dB)
Extinction Ratio (dB)
960~990
≤0.7
≤0.5
≥25
≥12
≤0.3
≥20
Return Loss (dB)
≥50
Insertion loss thermal stability
(dB/℃)
≤0.005
Port Type
1x2
Power handling CW (mW)
≤500
PM 1550
Comm & Pass port
Reflection Port
Fiber
Type
HI1060 or PM 980
0 ~ +65
Operating temperature (℃)
Storage temperature (℃)
-40 ~ +85
Dimensions (mm)
Φ3.0 × L25(P1) (only for bare fiber)
*Above specifications are for devices without the connectors.
*For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower, and ER will be 2dB lower.
*The PM fiber and the connector key are aligned to the slow axis.
Ordering Information ：
Packa Fiber type on Pigtail Type Length
Connector
PMFWDM
Wavelength
ge
9815=960~990pass/1520-1580r M=S
eflection US
reflection
1=PM Fiber
2=HI1060
1=250um
bare fiber
H=0.5m
0=None
8=0.8m
1=1.0m
5=1.5m
2=2.0m
3=3.0m
4=4.0m
A=2.5m
B=5.0m
S=Specify
1=FC/UPC
2=FC/APC
3=SC/APC
4=SC/UPC
5=MU
6=LC/UPC
7=LC/APC
S=Specify
3.0x2 3=SMF-28e
5mm
mar
k
et@acfiber.com