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Zhengdai Li

As seen in: Optica
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Articles

3D reconstruction from focus for lensless imaging

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By Ying Li, Youming Guo, Changhui Rao, Zhengdai Li
| Optica Verified
The lensless camera is an ultra-thin imaging system that utilizes encoding elements instead of lenses to perceive the light field and reconstruct it through computational methods. Early studies have demonstrated that lensless cameras can encode 3D scenes at various depths in caustic patterns with varying sizes, known as point spread functions (PSFs).
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