Band-pass Filter
Product features:Application:
Low insertion lossFiber Laser
High return lossFiber Sensing
High extinction ratioTest device
High stability and reliabilityFiber Amplifier


Center Wavelengthnm1550, 1064, 1030,......,780
Minimum transmission bandwidth (@-0.5dB)nm2, 5, 8, 15 or Customize
Maximum blocked bandwidth (@-25dB)nm Customize
Max. Insertion Loss (The transmission end)dB0.8
Maximum polarization dependent loss (23℃, Non-PM Fiber type)dB0.15
Min. Extinction Ratio (23℃, PM Fiber type)dB20
Minimum return loss(Input/Output)dB50
Max. Handling Power (CW)W20或指定
Max. Handling Peak Power (nanosecond-pulse)kW10
Max. Pull forceN5
Working temperature0 ~ +70
Storage temperature-40 ~ +85

For the devices with connectors, the max. handling power 1 W, IL will be 0.3dB higher, RL will be 5dB lower, and ER will be 2dB lower for each connector added. Connector key is aligned to low axis.

PMBPF-1111-223-444-56-7-88-99AA (PM Fiber type)  /  BPF-1111-223-444-56-7-88-99AA (Non-PM Fiber type)

1111 - Center Wavelength:1550=1550nm, 1030=1030nm, 980=980nm,......
    22 - Transmission bandwidth:02=2nm, 05=5nm, 10=10nm, 15=15nm, SS=Customize
 3 - Working Axial Direction:B=Both axis working, F=slow axis working / fast axis blocked, N=Non PM
   444 - Fiber Type:001=PM1550, 003=PM980, 004=HI1060, 008=SMF-28E, SSS=Customize
     5 - Package Dimension:0=φ5.5x35mm, 1=70x12x8, S=Customize
     6 - Fiber Pigtail Type:0=Bare Fiber, 1=900μm Loose Tube
     7 - Fiber Pigtail Length:0.75=0.75m, 1.0=1m, S=Customize
    88 - Connector Type:0=FC/UPC, 1=FC/APC, 2=SC/UPC, 3=SC/APC, N=No Connector, S=Customize
    99 - Average Power:00=500mW, 01=1W, 05=5W, 10=10W, 20=20W, SS=Customize
    AA - Peak Power:00=Continuous spectrum 10=10kW, 20=20kW

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