LP-3 Series Power Meter

High-accuracy optical power meter for testing power, loss, continuity, and faults in fiber optic systems, with optional VFL and USB data logging.

Need a custom spec or OEM branding on this product? Talk to our engineering team.

Factory Tested

Every batch, before shipment

ISO-9001

Manufacturing

OEM Available

Custom specs and branding

Global Delivery

Americas, Europe and Africa

The LP-3 Series Optical Power Meter is designed for accurate measurement of optical power, loss, continuity, and fault detection in fiber optic networks. Working seamlessly with LinkU’s LS-3 Series Optical Light Source, it supports auto-wavelength recognition to minimize operator errors and streamline testing procedures.

This series offers models with built-in 10mW Visual Fault Locator (VFL) and USB data transmission capability, making it ideal for technicians who require comprehensive fiber diagnostic tools in a single compact device. The LP-3 also allows up to 1000 test results to be stored internally, and features a backlit LCD for use in low-light environments.

With a robust design, extended battery life of up to 160 hours, and compatibility with multiple connector types, the LP-3 Series is an excellent choice for telecom operators, fiber installers, and maintenance teams working in the field or lab.

  • Auto-wavelength recognition with LS-3 Series OLS

  • High measurement accuracy across wide wavelength range

  • Optional integrated 10mW Visual Fault Locator (VFL)

  • USB data transfer capability (selected models)

  • Large storage for up to 1000 test results

  • Backlit LCD for low-light operation

  • Reference value setting for fast pass/fail evaluation

  • Up to 160 hours of continuous operation

Specification LP-3T LP-3C LP-3TV LP-3CV
Calibrated Wavelength 850/980/1300/1310/1490/1550/1625 nm
Detector Type InGaAs
Measuring Range -70 to +10dBm @1550nm -50 to +26dBm @1550nm -70 to +10dBm @1550nm -50 to +26dBm @1550nm
Resolution 0.01dB (>-60dBm) 0.01dB (>-40dBm) 0.01dB (>-60dBm) 0.01dB (>-40dBm)
Accuracy* ±0.2dB; ±0.35dB±1nW or ±0.35dB±10nW depending on model
Connector FC/PC & 2.5mm universal
Modulation Frequency Detection 270Hz, 1kHz, 2kHz
VFL Module N/A N/A 650 nm; 10mW; CW & 2Hz 650 nm; 10mW; CW & 2Hz
USB Data Transmission N/A N/A Available Available
Operating / Storage Temperature -10℃ ~ 50℃ / -20℃ ~ 70℃
Power Supply 3 × AA batteries; AC/DC adapter
Dimensions 170 × 82 × 35 mm

* @ 20±3°C, CW, FC/PC connector, -10dBm

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LP-3 Power Meter, Optical Power Meter, fiber tester, VFL optical tester, LinkU LP-3 series

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