Dr. Heejin Choi Profile

Dr. Heejin Choi

at SAMSUNG Advanced Institute of Technology

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Publications (2)

Proceedings Article | 2 October 2024 Presentation + Paper

Comparative analysis of wavefront aberrations between plano-convex lenses and metalenses

Chan-Wook Baik, Jungho Moon, Jang Hwan Tae, Kyoungjin Park, Jaeduck Jang, Jaekwan Kim, Byonggwon Song, JeongYub Lee, Heejin Choi, Wonshik Choi, Hyuck Choo, Seokho Yun

Proceedings Volume 13109, 131090K (2024) https://doi.org/10.1117/12.3027543

KEYWORDS: Point spread functions, Wavefront aberrations, Monochromatic aberrations, Modulation transfer functions, Metalenses, Lenses, Zernike polynomials, Wavefronts, Diffraction limit, Spherical lenses

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Proceedings Article | 15 June 2023 Presentation

Spectral image sensing in the smartphone and its applications

Young-Geun Roh, Hyochul Kim, Wooshik Kim, Jaesoong Lee, Suyeon Lee, Youngho Jung, Heejin Choi, Sangyoon Lee

Proceedings Volume PC12514, PC1251408 (2023) https://doi.org/10.1117/12.2663766

KEYWORDS: Image sensors, Sensor technology, Raman spectroscopy, Optical filters, Optical arrays, Integrated optics, Image filtering, Hyperspectral imaging, Food inspection, CMOS sensors

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