Dr. Changsu Choi Profile

Dr. Changsu Choi

at Korea Astronomy and Space Science Institute

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Author

Publications (3)

Proceedings Article | 28 August 2024 Poster

Development of the environment monitoring system for KASI Deep Rolling Imaging Fast Telescope observatory

Yongseok Lee, Changsu Choi, Jongwan Ko, Yunjong Kim, Woowon Byun, Gyusu Park, Gayoung Lee, Yeonsik Kim, Youngbeom Jeon

Proceedings Volume 13098, 130981W (2024) https://doi.org/10.1117/12.3018245

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Proceedings Article | 4 October 2023 Poster + Paper

Low-to-mid spatial frequency wavefront error control for off-axis freeform three-mirror KASI-deep rolling imaging fast telescope

Gayoung Lee, Yunjong Kim, Daewook Kim, Woowon Byun, Changsu Choi, Yongseok Lee, Dohoon Kim, Seunghyuk Chang, Jongwan Ko

Proceedings Volume 12677, 126770P (2023) https://doi.org/10.1117/12.2676309

KEYWORDS: Point spread functions, Wavefront errors, Mirrors, Error analysis, Error control coding, Telescopes, Spatial frequencies, Fabrication, Device simulation, Optical mounts

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Proceedings Article | 26 August 2022 Poster + Paper

Integration and alignment of KASI-deep rolling imaging fast-optics telescope (K-DRIFT) pathfinder for the detection of low surface brightness features: 300 mm off-axis freeform three-mirror system

Yunjong Kim, Dohoon Kim, Seunghyuk Chang, Woowon Byun, Yongseok Lee, Changsu Choi, Chung-Uk Lee, Eon-Chang Sung, Jaewon Yoo, Jae-Woo Kim, Kwang-Il Seon, Sang-Hyun Chun, Young-Beom Jeon, Gayoung Lee, Hyungkwon Lee, Jongwan Ko

Proceedings Volume 12182, 121822F (2022) https://doi.org/10.1117/12.2628847

KEYWORDS: Mirrors, Monochromatic aberrations, Wavefronts, Telescopes, Imaging systems, Optical design, Off axis mirrors, Tolerancing, Confocal microscopy, Zerodur

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