laser related photodetectors and fiber optic sensing products - page 2
laser related products
DVS/DAS Integrated Optical Module
[DVS Module] 2025-04-03 00:33:46
YB Photonics’s DVS/DAS integrated optical module highly integrates inside our own proprietary ultra-narrow linewidth laser, pulsed EDFA, Raman amplifier, AOM and other optical components in single compact package.
Distributed Optical Fiber Vibration Sensor Module (DVS Module)
[DVS Module] 2025-04-05 01:13:51
The DVS integrated module of distributed fiber optic vibration sensing system integrates ultra-narrow linewidth light source, AOM acousto-optic modulator, pulsed EDFA, optical circulator, Raman amplifier, DVS coherent receiver module, etc., which only needs to be matched with a high-speed data acquisition card to make a set of DVS distributed vibration measurement system.
Distributed Fiber Optic Acoustic Sensing (DAS) Integration Module
[DVS Module] 2025-03-31 06:47:42
The distributed fiber optic DAS integrated module has a high performance 3k narrow linewidth laser, AOM acousto-optic modulator, EDFA amplifier and other devices integrated inside, with coherent detection optical path and very sensitive technical features.Easy OEM for customers.
Dual Port APD Receiver Module For Raman DTS
[Avalanche Photodetector] 2025-04-01 10:53:16
The APD modules are based on low-noise avalanche photodiodes made of InGaAs with a built-in pre-amplifier and high voltage supply.A temperature compensation function allows the APD to be operated at constant gain across a wide operating temperature range.
Nanosecond Pulsed Laser for DTS Temperature Sensing 1550nm Power 30W
[Laser Module] 2025-04-23 12:31:31
The laser is customized for distributed fiber optic temperature measurement applications and features high stability, adjustable pulse width and high peak power output at 1550 nm with a minimum pulse width of 5 ns. It supports both ACC and APC mode operation.
laser related articles
How to configure a pulsed laser for DTS temperature sensing
Introduces the configuration of the pulsed laser for DTS temperature sensing, including how to set the ACC and APC modes, the trigger method and the pulse width parameters.
DTS Nanosecond Laser Reliability Testing
DTS Nanosecond Laser Product Reliability Test Report，Performs high and low temperature, vibration, and tensile tests.
1550nm 3k Narrow linewidth laser module
1550nm 3k Narrow linewidth laser module，Used in distributed fiber sensing, lidar and other application scenarios.
Test Report Of 1550nm Narrow Linewidth Laser Module
Factory test report for narrow linewidth laser modules with screenshots of linewidth tests
What are the laser requirements for the DVS/DAS system?
DVS/DAS system with ultra-narrow linewidth lasers, 1550nm 3k linewidth 20mW lasers are usually used in our system.