High-power solid laser

By combining a master oscillator and an amplifier, and utilizing a gain module and spherical aberration self-compensation technology, the problems of low output power and poor beam quality of solid-state lasers were solved, achieving high-power and high-beam-quality laser output.

CN120955443APending Publication Date: 2025-11-14神锋(苏州)激光科技有限公司 +1
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Patent Information

Application Number
CN202511132434.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-08-13
Publication Date
2025-11-14

AI Technical Summary

Technical Problem

Existing solid-state lasers suffer from problems such as low output power, low conversion efficiency, and poor beam quality.

Method used

The system employs a combination of a master oscillator and an amplifier. The master oscillator generates a high-quality initial laser beam by setting up components such as a gain module, an acousto-optic Q-switch, and a quartz rotator. The amplifier improves the beam power and quality through multiple amplification and spherical aberration self-compensation technology.

Benefits of technology

High-power, high-beam-quality laser output was achieved, with laser power increased from 43.7 W to 352 W and beam quality factor M2 improved from 1.2 to about 1.5, approaching the diffraction limit.

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Abstract

The invention discloses a high-power solid laser which comprises a main oscillator used for generating and outputting an initial laser beam and an amplifier used for receiving and improving the power of the laser beam output by the main oscillator. And more stable laser beams with high power and high beam quality can be output.
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Citation Information

Patent Citations

  • solid-state lasers

    CN106486885B