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1565nm Band Pass Filter
1565nm Band Pass Filter

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

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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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