790nm SM Manual Variable Optical Attenuator

Wavelength: 790nm

Fiber Type: HI 780 Fiber

Attenuation Range: 0.8-60dB

790nm SM Manual Variable Optical Attenuator
      790nm SM Manual Variable Optical Attenuator is a fiber component designed for controling 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 790 nm
Bandwidth BW ±20 nm
Attenuation Range 0.8-60 dB
Max. Original Loss IL 0.8 dB
Adjustment Precision 0.02 dB
Max. Polarization Dependent Loss PDL 0.1 dB
Min. Return Loss RL 50 dB
Max. Optical Power (CW) P 500 mW
Max. Tensil Load 5 N
Fiber Type HI 780 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, RL will be 5dB lower.
Drawing:
Ordering Information (Part Number):
 SMVOA-WWW-FF-J-LL-CC
 WWW  FF  J  LL  CC
 Wavelength  Fiber Type  Fiber Jacket  Fiber Length  Connector 
 760 - 760nm  H7 - HI 780  B - 250um Bare Fiber   05 - 0.5m  NE - None
 780 - 780nm  SS - Specify  9 - 900um Loose Tube  10 - 1.0m  FA - FC/APC
 785 - 785nm  2 - 2.0mm Loose Tube  15 - 1.5m  FU - FC/UPC
 790 - 790nm  3 - 3.0mm Loose Tube  20 - 2.0m  SA - SC/APC
 793 - 793nm  SS - Specify      SU - SU/APC
     LA - LC/APC
 LU - LC/UPC
     SS - Specify
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