1590nm PM Manual Variable Optical Attenuator

Wavelength: 1490nm

Fiber Type: PM Panda Fiber

Attenuation Range: 0.8-60dB




1490nm PM Manual Variable Optical Attenuator
      1490nm Polarization Maintaining (PM) Manual Variable Optical Attenuator is a fiber component which can control
the attenuation of the optical power by adjusting the screw, the attenuation value can be up to 60dB, it's widely used in 
optical power testing system, fiber line protection and optical power monitoring field.
Application:
Features:
Optical Power Monitoring
Fiber Line Protection
Testing System
Lab And Research
Low Original Loss
High Return Loss
High Attenuation Range
High Realibility
Specification:
Parameter Symbol Value Unit
Center Wavelength λ 1490 nm
Bandwidth BW ±40 nm
Attenuation Range 0.6-60 dB
Max. Original Loss IL 0.6 dB
Adjustment Precision 0.02 dB
Min. Extinction Ratio ER 20 dB
Min. Return Loss RL 50 dB
Max. Optical Power (CW) P 500 mW
Max. Tensil Load 5 N
Fiber Type PM Panda fiber -
Operating Temperature T -5~70
Storage Temperature T -40~85
Package Dimension 26x18x8 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, ER will be 2dB lower, RL will be 5dB lower.
Drawing:
Ordering Information (Part Number):
 PMVOA-WWWW-J-LL-CC
 WWWW  J  LL  CC
 Wavelength  Fiber Jacket  Fiber Length  Connector 
 1310 - 1310nm  B - 250um Bare Fiber   05 - 0.5m  NE - None
 1450 - 1450nm  9 - 900um Loose Tube  10 - 1.0m  FA - FC/APC
 1480 - 1480nm  2 - 2.0mm Loose Tube  15 - 1.5m  FU - FC/UPC
 1550 - 1550nm  3 - 3.0mm Loose Tube  20 - 2.0m  SA - SC/APC
 1590 - 1590nm  SS - Specify      SU - SU/APC
 1625 - 1626nm       LA - LC/APC
 1650 - 1650nm   LU - LC/UPC
     SS - Specify

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