Mr. Hikaru Ichien Profile

Hikaru Ichien

at Hokkaido Univ

SPIE Involvement:

Author

Publications (2)

Proceedings Article | 13 December 2020 Presentation + Paper

Construction of EXIST (Exoplanet Imaging System Testbed) toward future space coronagraphs

Naoshi Murakami, Kenta Yoneta, Hikaru Ichien, Seiji Sudoh, Keiichiro Habu, Jun Nishikawa

Proceedings Volume 11443, 114432M (2020) https://doi.org/10.1117/12.2560450

KEYWORDS: Coronagraphy, Imaging systems, Exoplanets, Spatial light modulators, Speckle, Astronomy, Stars, Optical components, Wavefronts, Control systems

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Proceedings Article | 13 December 2020 Poster + Paper

Combination of apodized pupil and phase mask coronagraph for SCExAO at Subaru Telescope

Jun Nishikawa, Naoshi Murakami, Julien Lozi, Olivier Guyon, Keiichiro Habu, Hikaru Ichien, Kenta Yoneta, Seiji Sudoh, Kosuke Kumaki, Shiomi Kumagai, Nemanja Jovanovic, Frantz Martinache

Proceedings Volume 11447, 114474T (2020) https://doi.org/10.1117/12.2560839

KEYWORDS: Coronagraphy, Telescopes, Manufacturing, Infrared telescopes, Wave plates, Binary data, Etching, Adaptive optics, Visible radiation, Wavefronts

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