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Quantitative analysis and optimization design of the segmented planar integrated optical imaging system based on an
Optics Express
|May 14, 2021
Summary
This study introduces an improved lens array for optical imaging systems, enhancing image quality through frequency-selective sampling. The new design optimizes UV spatial frequency distribution for better performance.
Area of Science:
- Optics and Photonics
- Integrated Optics
- Optical Imaging Systems
Background:
- The non-uniformity of lens arrays in segmented planar integrated optical imaging systems remains underexplored.
- Optimizing UV spatial frequency distribution is crucial for advanced optical imaging.
Purpose of the Study:
- To design and analyze an inhomogeneous multistage sampling lens array for segmented planar integrated optical imaging systems.
- To improve imaging quality by implementing frequency-selective sampling through optimized lenslet radii.
Main Methods:
- Designed an inhomogeneous multistage sampling lens array by varying lenslet radii.
- Established a signal transfer model incorporating lenslet radius and waveguide parameters.
- Performed simulations to evaluate imaging quality and compare with homogeneous designs.
Main Results:
- The inhomogeneous lens array achieved superior imaging quality due to frequency-selective sampling.
- Optimal radius parameters for the inhomogeneous array were determined for a given lens array length.
- Detailed calculations for connected waveguide parameters were conducted.
Conclusions:
- The proposed inhomogeneous lens array offers enhanced imaging performance in segmented planar integrated optical systems.
- This research provides a theoretical foundation for the optimal design and fabrication of novel integrated optical imaging systems.
