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Wide-angle field enhancement and distortion correction method for laser scanning projection
Applied Optics
|March 17, 2026
Summary
This study introduces a wide-angle field enhancement and intelligent distortion correction method for laser scanning projection systems. It improves projection accuracy and range using aspherical optics and a PSO-BP neural network.
Area of Science:
- Optics and Photonics
- Machine Learning Applications
- Advanced Manufacturing Technologies
Background:
- Laser scanning projection systems are crucial in advanced manufacturing.
- Existing systems face limitations in working distance, projection range, and accuracy.
- Need for enhanced field of view and distortion correction in projection systems.
Purpose of the Study:
- To propose a novel wide-angle field enhancement and intelligent distortion correction method (WAE-DCM).
- To improve the performance of laser scanning projection systems for manufacturing applications.
- To achieve shorter working distances, extended projection ranges, and enhanced accuracy.
Main Methods:
- Aspherical optical design for a wide-angle field-of-view lens.
- Particle Swarm Optimization-Back Propagation (PSO-BP) neural network for distortion correction.
- Integration of optical design with intelligent algorithms for synergistic performance enhancement.
Main Results:
- Designed aspheric wide-angle lens expands the field of view to ±48 degrees.
- PSO-BP neural network effectively corrects projection distortion.
- Experimental maximum error of 0.08 mm and RMSE within 0.14 achieved.
- Ensured accuracy during continuous projection processes.
Conclusions:
- The WAE-DCM method significantly enhances laser scanning projection systems.
- Aspherical optics and PSO-BP algorithm provide a robust solution for performance improvement.
- This approach offers a novel solution for accurate and extended-range laser projection in manufacturing.
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