Mr. Yoichi Imamura Profile

Yoichi Imamura

at Natsume Optical Corp

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 21 September 2021 Presentation + Paper

Current status of development of electroforming process for high-precision soft x-ray mirrors

T. Kume, G. Yamaguchi, K. Hiraguri, Y. Matsuzawa, Y. Imamura, H. Miyashita, T. Saito, Y. Takeo, Y. Senba, H. Kishimoto, H. Ohashi, H. Hashizume, H. Mimura

Proceedings Volume 11837, 1183707 (2021) https://doi.org/10.1117/12.2594044

KEYWORDS: X-rays, Mirrors, X-ray optics, Synchrotrons, Reflectivity, Light sources

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Proceedings Article | 8 September 2020 Presentation + Paper

Development of precise electroformed Wolter mirror for X-ray astronomy

Gota Yamaguchi, Takehiro Kume, Yoko Takeo, Yusuke Matsuzawa, Kentaro Hiraguri, Yoichi Imamura, Hiroaki Miyashita, Keisuke Tamura, Yusuke Takehara, Ayumu Takigawa, Tetsuo Kanoh, Kenji Tachibana, Ikuyuki Mitsuishi, Hirokazu Hashizume, Hidekazu Mimura

Proceedings Volume 11491, 114910K (2020) https://doi.org/10.1117/12.2569834

KEYWORDS: Mirrors, X-ray astronomy, Synchrotrons, Fabrication, Space mirrors, Objectives, Spatial resolution, X-rays, Quartz, Glasses

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Proceedings Article | 4 September 2020 Presentation + Paper

High precision free-form optics and application to soft x-ray mirrors

T. Kume, K. Hiraguri, Y. Imamura, H. Miyashita, T. Mukoda, Y. Matsuzawa, Y. Takeo, Y. Senba, H. Kishimoto, H. Ohashi, H. Mimura, H. Hashizume

Proceedings Volume 11491, 114910G (2020) https://doi.org/10.1117/12.2568909

KEYWORDS: Mirrors, X-rays, Freeform optics, Optics manufacturing, Precision optics, X-ray optics, Light sources, Solids

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Proceedings Article | 21 August 2020 Presentation + Paper

Design of two-stage soft-X-ray nano-focusing system with a ring-focusing mirror and quasi-Wolter mirror

Yoko Takeo, Hiroto Motoyama, Takenori Shimamura, Takashi Kimura, Takehiro Kume, Yusuke Matsuzawa, Takahiro Saito, Yoichi Imamura, Hiroaki Miyashita, Kentarou Hiraguri, Hirokazu Hashizume, Yasunori Senba, Hikaru Kishimoto, Haruhiko Ohashi, Hidekazu Mimura

Proceedings Volume 11492, 114920N (2020) https://doi.org/10.1117/12.2570007

KEYWORDS: Mirrors, X-rays, Tolerancing, Monochromatic aberrations, Error analysis, X-ray technology, X-ray optics, Wavefront analysis, Optical design, Wavefront metrology

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Proceedings Article | 21 August 2020 Presentation

Development of shape measurement system for high precision Wolter mandrel

Takehiro Kume, Hirokazu Hashizume, Kentarou Hiraguri, Yusuke Matsuzawa, Yoichi Imamura, Hiroaki Miyashita, Takahiro Saito, Gota Yamaguchi, Yoko Takeo, Yasunori Senba, Hikaru Kishimoto, Haruhiko Ohashi, Hidekazu Mimura

Proceedings Volume 11492, 114920M (2020) https://doi.org/10.1117/12.2568929

KEYWORDS: Mirrors, X-ray optics, X-ray imaging, Spatial resolution, Precision measurement, Profilometers

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Proceedings Article | 9 September 2019 Paper

Development of 120-mm-long ellipsoidal mirror for soft x-ray microscopy

T. Kume, H. Hashizume, K. Hiraguri, Y. Imamura, H. Miyashita, T. Mukoda, Y. Matsuzawa, G. Yamaguchi, Y. Takeo, T. Shimamura, Y. Senba, H. Kishimoto, H. Ohashi, H. Mimura

Proceedings Volume 11108, 1110806 (2019) https://doi.org/10.1117/12.2528296

KEYWORDS: Mirrors, X-rays, X-ray microscopy, X-ray optics

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Showing 5 of 6 publications

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