Exfo LTS-3900 Loss Test Set
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Exfo LTS-3900 Loss Test Set

This Exfo LTS-3900 Loss Test Set is used and in excellent condition.

Part Number: LTS-3903-23BL-EA

• Detector: InGaAs (1 mm)
• Wavelength Range: 850 to 1570 nm
• CW Source: 1310/1550 nm selectable lasers with ORL measurement option

Exfo Interchangeable Optical Interfaces:
• Source Fiber Contact: APC*
• Detector Fiber Contact: Freespace**

*This unit comes with the standard Exfo optical interface as shown here. The Exfo Universal Interface (EUI) Connector Adapters are sold separately. They can be purchased here.

**The Exfo FOA adapters for detector inputs are sold separately. They can be purchased here.

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Stock # 57208-6
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Exfo LTS-3900 Loss Test Set

  • Label-Printing Utility
  • Intuitive and Easy to Use
  • Remote Control Capability
  • Store Up to 512 Readings Manually
  • Most Functions Can Be Performed at the Touch of a Button
  • You Can Also Run a Program That Will Store Up to 1024 Data Points
  • Step-by-Step Procedure for Automated ORL and Insertion Loss Tests
  • Real-Time Measurements are Automatically Displayed in the Test Result Section
  • Can Be Used as a Power Meter, Light Source, an ORL Meter as Well as an Optional Visual Fault Locator (VFL)


The LTS-3900 Loss Test Set provides a combination of high-resolution optical test tools: a power meter, light source, an Optical Return Loss (ORL) meter as well as an optional Visual Fault Locator (VFL). Power and loss measurements may be displayed in dBm or watts. Take advantage of ORL testing as well as manual data storage, programmed data acquisition and label printing of the insertion loss and optical return loss test results.

The LTS-3900 is particularly well-suited to the most demanding laboratory and manufacturing qualification applications, including component testing, fiber assembly testing and a wide variety of power measurements.

Important Notice: Please note that any additional items included with this equipment such as accessories, manuals, cables, calibration data, software, etc. are specifically listed in the above stock item description and/or displayed in the photos of the equipment. Please contact one of our Customer Support Specialists if you have any questions about what is included with this equipment or if you require any additional information.

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Exfo LTS-3900 Loss Test Set

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