CAT0218 REV02
Band Pass Filter
Features：
Low Insertion Loss
High Isolation
High Stability and reliability
Application：
Fiber Laser /Amplifier
Specifications：
Parameters
Value
Nominal Center Wavelength（nm）
Insertion Loss（dB）
Min.Pass Bandwidth @0.5dB（nm）
Max.Stop Bandwidth @25dB（nm）
Isolation（dB）
1030
≤1.2
1064
1550 or 1557
≤0.9
5
≤1.2
≤0.9
5
≤0.9
≤0.9
8
≤0.8
0.4
1.2
≤0.8 ≤0.8
2
6
2
6
8
0.9
2.4
2
4
5
10
10
20
30
12
≥25
≥20
≤0.1
≥50
Extinction Ratio (dB)
PDL
Optical Return Loss（dB）
Optical Power(CW) （mW）
Tensile Load（N）
≤300
5
PM 1550 Panda Fiber
Or G657A1
Fiber Type
PM 980 Panda Fiber or HI1060
-5 to +70
Operating Temperature （℃）
Storage Temperature （℃）
Package Dimension (mm)
-40 to +85
φ5.5×L35(P1)
*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.
Package Dimensions：
Ordering Information：
BPF
Wavelength
Pass Band Stop Band
Fiber type
Fiber Pigtail Length
Connector
0=None
1=FC/UPC
2=FC/APC
3=SC/APC
4=SC/UPC
6=LC/UPC
7=LC/APC
S=Specify
Width
Width
1030=1030nm
1064=1064nm
1550=1550nm
1557=1557nm
2=2 nm
5=5nm
04=4nm
06=6nm
1=G657A1 1=250um
2=HI1060 bare fiber
3=PM1550 2=900um
4=PM980
S=Other
H=0.5m
8=0.8m
1=1.0m
8=8nm
10=10nm
12=12nm
20=20nm
22=22nm
30=30mm
SS=Specify
A=10nm
B=20nm
S=Specify
loose tube
S=Specify
S=Specify
mar
k
et@acfiber.com