1565nm Band Pass Filter

Wavelength: 1565nm

Pass Bandwidth: 2, 5, 6, 8, 9, 25nm

Stop Bandwidth: 6, 10, 12, 20, 30, 38nm

Fiber Type: SMF-28e Fiber

Max. Optical Power: 500mW CW

1565nm Band Pass Filter
      1565nm Band Pass Filter is a fiber passive component which is based on thin-film filter technology, it can block the 
unwanted wavelength signal and pass the specific wavelength band. It's widely used in fiber amplifier and fiber laser field, 
the high power type is also available upon request.
Application:
Features:
Fiber Amplifier
Fiber Laser
Fiber Optic Sensor
Lab And Research
Low Insertion Loss
High Isolaton
High Power
High Realibility
Specification:
Parameter Symbol Value Unit
Center Wavelength λ 1565 nm
Min. Pass Bandwidth @0.5dB BW 1 2 5 5 10 nm
Max. Stop Bandwidth @25dB BW 6 10 10 12 25 nm
Max. Insertion Loss IL 1.0 dB
Min. Isolation Iso 25 dB
Max. Polarization Dependent Loss PDL 0.15 dB
Min. Return Loss RL 50 dB
Max. Optical Power (CW) P 500 mW
Max. Tensil Load 5 N
Fiber Type SMF-28e fiber -
Operating Temperature T -5~70
Storage Temperature T -40~85
Package Dimension Φ5.5xL35 mm
Notice: Above specifications are tested at center wavelength without connector in room temperature @23
             For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower.
Drawing:
Ordering Information (Part Number):
 BPF-WWWW-PP-SS-J-LL-CC
 WWWW  PP  SS  J  LL  CC
 Wavelength  Pass Band  Stop Band  Fiber Jacket  Fiber Length  Connector 
 1565 - 1565nm  01 - 1nm  06 - 6nm  B - 250um Bare Fiber   05 - 0.5m  NE - None
 02 - 2nm  10 - 10nm  9 - 900um Loose Tube  10 - 1.0m  FA - FC/APC
 05 - 5nm  12 - 12nm  2 - 2.0mm Loose Tube  15 - 1.5m  FU - FC/UPC
 10 - 10nm  20 - 20nm  20 - 2.0m  SA - SC/APC
 15 - 15nm  25 - 25nm  SS - Specify      SU - SU/APC
 25 - 25nm  38 - 38nm      LA - LC/APC
 SS - Specify  SS - Specify  LU - LC/UPC
     SS - Specify

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