Simulation and compensation of thermal lensing in optical systems

Area of Science:

• Optics and Photonics
• Thermal Management in Optical Systems
• Computational Physics

Background:

• High-power optical systems face challenges due to beam-induced heating, altering optical properties.
• Thermal lensing effects can degrade the performance of critical industrial optical applications.
• Accurate modeling of heat-induced optical changes is essential for system design.

Purpose of the Study:

• To propose and validate a novel thermal lensing compensation technique for high-power optical systems.
• To develop an advanced ray tracing simulation for accurate optical propagation modeling.
• To efficiently evaluate system performance under realistic thermal conditions.

Main Methods:

• Developed a new ray tracing simulation capable of modeling inhomogeneous, anisotropic, and deformed optical media.
• Conducted detailed analysis of optical properties influenced by thermal effects.
• Performed experimental validation comparing simulation results with measured data.

Main Results:

• The developed simulation technique accurately models optical propagation in complex thermal environments.
• Experimental comparisons showed excellent agreement between simulation predictions and measured data.
• Validation was successfully demonstrated for both single-lens setups and complex optical scanner systems.

Conclusions:

• The proposed thermal lensing compensation technique and simulation method are effective.
• The validated simulation enables efficient and accurate performance evaluation of high-power optical systems.
• This work provides a robust tool for designing and optimizing industrial optical systems facing thermal challenges.