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Model-based self-optimization method for form correction in the computer controlled bonnet polishing of optical
Optics Express
|February 7, 2018
Summary
This study introduces a model-based self-optimization method for precision machining and measurement of optical freeform surfaces using computer-controlled bonnet polishing (CCBP). The approach enhances accuracy and addresses challenges in complex optical system manufacturing.
Area of Science:
- Optics and Optical Engineering
- Manufacturing Technology
- Metrology
Background:
- Optical freeform surfaces are crucial for advanced optical systems, offering improved performance and miniaturization.
- Their geometric complexity presents significant challenges in design, precision machining, and measurement.
Purpose of the Study:
- To present a model-based self-optimization approach for the precision machining and measurement of optical freeform surfaces.
- To address the challenges associated with the manufacturing of complex optical components.
Main Methods:
- Utilized a computer-controlled bonnet polishing (CCBP) process.
- Implemented a model-based self-optimization strategy.
- Integrated process modeling, simulation, error compensation, and on-machine metrology.
Main Results:
- Demonstrated the technical feasibility of the proposed approach.
- Achieved accurate control over process parameters and motion for precision machining.
- Enabled effective on-machine measurement and error compensation.
Conclusions:
- The model-based self-optimization approach is effective for precision machining and measurement of optical freeform surfaces.
- This method enhances the manufacturing accuracy and reliability of complex optical components.
- The CCBP process, combined with advanced control strategies, offers a viable solution for optical freeform surface fabrication.
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