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Laser Control And Acousto Optic Systems - China

price: 1.00 Dollar US$

Laser Control and Acousto-Optic Systems An acousto-optic (AO) Q-switch driver and a Master Oscillator Power Amplifier (MOPA) laser driver and control system are critical components in laser systems used for various applications, including laser marking, laser engraving, laser cutting, and more.

Let's explore these components in more detail: Acousto-Optic Q-Switch Driver:

Q-Switch: In a laser system, the Q-switch is used to turn the laser on and off rapidly.

The Q-switch allows for the accumulation of energy within the laser cavity, and when it's triggered, it releases this stored energy as a high-intensity pulse.

The acoustic-optic Q-switch is one type of Q-switching mechanism.

Acousto-Optic Device: The acousto-optic device, often a crystal or an acousto-optic modulator (AOM), is used to control the transmission of laser light within the laser cavity.

By applying an acoustic wave to the crystal, the refractive index of the crystal changes, allowing precise control over the passage of laser light.

Q-Switch Driver: This is an electronic or electro-optic device that generates the acoustic wave required to control the acousto-optic device.

It typically involves RF (Radio Frequency) signal generation and amplification to drive the AOM.

Control System: The control system for the AO Q-switch driver ensures precise timing and control of the Q-switching process.

It may include a microcontroller or computer interface to trigger the Q-switch at specific intervals or in response to external events.

Our acousto-optic Q-switches have low insertion loss and are capable of handling very high peak powers because they are designed to take into account cavity length, repetition frequency, wavelength, beam diameter, polarization state, and laser output power for an optimal acousto-optic Q-switch solution.

MOPA Laser Driver and Control System:

Master Oscillator (MO): The MO is the initial laser source in the MOPA system.

It provides a stable and coherent laser beam with a relatively low power output.

Power Amplifier (PA): The PA is responsible for amplifying the laser output from the MO to higher power levels.

The PA stage can consist of one or more amplification stages, depending on the desired output power.

Control System: The control system for the MOPA laser driver is crucial for coordinating and synchronizing the MO and PA stages.

It ensures that the output of the MO is properly amplified by the PA while maintaining stability and control over parameters such as frequency and pulse duration.

Driver Electronics: The driver electronics include components like current and voltage sources, amplifiers, and modulation circuits.

They are responsible for driving both the MO and PA stages, maintaining their parameters within desired ranges, and enabling modulation and control of the laser output.

Safety Systems: Both the AO Q-switch driver and MOPA laser driver systems should incorporate safety features to protect against overloading, overheating, or other potential hazards.

These safety systems might include interlocks and monitoring for fault conditions.

These systems are often used in applications that require precise control over laser pulses, such as in laser material processing, telecommunications, lidar systems, and medical devices.

The choice of components and control systems will depend on the application's specific requirements, including laser wavelength, pulse duration, and output power.

Additionally, advancements in laser technology continue to improve the performance and capabilities of these systems.

Whether you are designing a laser for material processing applications such as engraving, cutting, or drilling, or creating a complete system for medical surgery, lithography, or rapid prototyping, we can find the acousto-optic Q-switch driver and MOPA laser driver and control system to meet your performance, cost, and reliability needs.


Company Contact:


  • Phone: 13806551860

  • Address: guodao road 66 Aojiang town wenzhou city, wenzhou , Anhui Sheng, China

  • Email: Email


Published date: November 29, 2023

  • Business Description: Anhui Nuclear & Electronics Technology Co., Ltd. is an innovative enterprise deeply rooted in the field of nuclear technology, located in the Advanced Technology Research Institute of the University of Science and Technology of China.

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