Leading manufacturer of photodetectors and distributed fiber optic sensing systems (DVS, DAS, DTS) from China. Over 100 universities and research units have chosen us.

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Distributed fiber optic sensing modules, data acquisition cards, photodetectors, and optical components — engineered for research labs and industrial deployment.

PIN Amplified Photodetector

PIN Amplified Photodetector

APD Photodetector

APD Photodetector

Balanced Photodetector

Balanced Photodetector

High-speed Photodetector

High-speed Photodetector

Multi-channel photodetector

Multi-channel photodetector

Biased Detectors

Biased Detectors

Transimpedance Amplifier

Transimpedance Amplifier

Photodiodes

Distributed Acoustic Sensing DAS

Distributed Acoustic Sensing DAS

DVS/DAS Integrated Module

DVS/DAS Integrated Module

Narrow-Pulse DAS Module

Narrow-Pulse DAS Module

Pulsed RF DAS Integration Module

Pulsed RF DAS Integration Module

Compact Distributed DAS All Demodulation Module

Compact Distributed DAS All Demodulation Module

DTS Integrated Module

DTS Integrated Module

DAS Hardware All-in-One

DAS Hardware All-in-One

DAQ Boards

250M Ethernet & Optical Port Card

250M Ethernet & Optical Port Card

1G Sampling DAS Card

1G Sampling DAS Card

1G Chirp Sampling DAS Card

1G Chirp Sampling DAS Card

DTS Temperature Sensing Card

DTS Temperature Sensing Card

DAQ Board for DVS

DAQ Board for DVS

DAQ50 Continuous Acquisition Card

DAQ50 Continuous Acquisition

GY-DAQ-2510DA Demodulation Card

GY-DAQ-2510DA Demodulation Card

Narrow Linewidth Laser

Narrow Linewidth Laser

EDFA Fiber Amplifier

EDFA Fiber Amplifier

AOM Acousto-optic Modulator

AOM Acousto-optic Modulator

Optical Switch Module

Optical Switch Module

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Distributed Fiber Optic Vibration Sensing (DVS) System - Complete Technical Guide