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Variable Attenuator Instrument (0~80dB Attenuation)
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Variable Attenuator Instrument (0~80dB Attenuation)

Precision Rated Optics Part No.: OVA-201S

  • $ 3,795.00 or

Qty Price Discount
Buy 1 $ 3,795.00 ea 0% Off
Buy 5 $ 3,605.25 ea 5% Off
Buy 10 $ 3,415.50 ea 10% Off
Buy 50 $ 3,036.00 ea 20% Off

The OVA digital variable optical attenuator is a compact, portable instrument widely used in fiber link certification and routine maintenance.


  • Low insertion loss, wide attenuation range
  • Three attenuation steps available: 10dB, 1.0dB, 0.1dB
  • Low power consumption

Download Spec Sheet: OVA-201S Variable Attenuator Instrument PDF Spec Sheet


OVA-201S OVA-202S
Wavelength (nm) 1310nm/1550nm
Attenuation Range*** 0-80dB 0 -60dB
Max Input Power 24 dBm
Linearity =<0.3dB
Accuracy*** 0.2 dB @ 3-30dB;


0.2 dB @ 3-30dB;


Insert ion Loss <3 dB
Return Loss >50dB(PC),>60dB(APC)
Working time >10hours (2x size AA)
Fiber Type SMF 9/125µm
Connector Interchangeable FC/PC, ST/PC, SC/PC connectors( FC/APC, SC/APC is available at the time of ordering)
Operating Temperature -10 C to 50 C
Storage Temperature -20 C to 60 C
Dimension (mm) 160L*76W*45H (mm)
Weight 360g( including battery)

Note: *** Valid at 1550nm, CW, 23ñ3, Relative humidity 70%, with an FC connector

Standard Accessories:

  • FC/SC/ST interchangeable connectors
  • Carrying Case
  • User Manual
  • Worldwide compatible AC/DC adapter



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