A family of hand-held fiber optic test attenuator instruments commonly used for testing optical system margin and device linearity. Precision specifications, high productivity and remote control capability make these variable optical attenuators genuine laboratory grade instruments. An additional typical application is as a temporary passive adjustable attenuator pad in a transmission system.  

  • SM, MM & POF Versions
  • Easy to use, accurate & productive instrument
  • Excellent linearity and absolute loss accuracy
  • ISO/IEC 17025 traceable calibration 
  • Power handling to >+30 dBm / 1000 milliwatts
  • Broadband, flat λ response
  • Low minimum insertion loss
  • Excellent ORL & PMD characteristics
  • Supplied with metal free SC, ST, LC interchangeable connectors
  • Remote control (Labwindows) software
  • Set attenuation is unaffected by power on/off status
  • Very long battery life

Part Number Details

Part Number Description + Application MSRP*
1310-1550 nm
USD $3947.92
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1310-1550 nm, APC
USD $3979.18
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850-1300 nm, 50/125 um
USD $4081.02
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850-1300 nm, 62.5/125 um
USD $4068.97
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650 nm, 1 mm POF
USD $5367.41
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Not sure? Make a general enquiry.

Key Features


General Variable Optical Attenuator KI 7010 Series specifications

For more detailed specifications, please select a specific part number from the parts & stock section.

Calibration validity (ISO/IEC 17025) 3 years
Interface RS232 (3.5mm jack connector, default baud 9.6K)
Power batteries or external
Battery type 2x C (R14) Alkaline
Battery life 7.6 A/Hour
External power 9~12 V DC with ID2.5mm(+ve)-OD5.5mm-plug
Auto off Selectable
Case Polycarbonate, 1-meter drop tested, with captive caps
Size 190 mm x 130 mm x 70 mm
Unit weight 0.52 kg
Shipping weight 1.5 Kg
Operating / storage temperature -15 to 55 °C / -25 to 70 °C
Relative humidity 0 ~ 95 %
Warranty 3 years

Documentation & Support

In the box

Optional accessories


Carry Pouch for KI7000 Series Instruments OPT143

Soft pouch for one KI7000 series instrument 



Semi-Rigid Carry Case for Test Kits OPT153-CASE

Semi-rigid canvas test kit case for two KI2000 or KI7000 series instruments, and three KI9000 series instruments. With carry straps and compartments for accessories storage. Moulded interior provides a perfect combination of durability, protection, and comfortable use.

USD $285.84

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Fiber Connector Cleaner Cartridge TOOL CLEAN-09A

To clean a connector end face / tip, prior to connector insertion into a mating adaptor.

USD $87.17

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Stick-Type Cleaner 2.5 mm TOOL CLEAN-03

To clean the end face and mating sleeve of a fiber optic connector with 2.5 mm diameter ferrule. SC, FC, ST etc.

USD $9.80

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Stick-type Cleaner 1.25 mm TOOL CLEAN-04

To clean the end face and mating sleeve of a fiber optic connector with 1.25 mm diameter ferrule, LC, SN etc

USD $9.80

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