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Yukinobu Nishio
Senior Engineer at Nalux Co Ltd
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Publications (5)
Proceedings Article | 26 August 2024 Poster + Paper
Novel transmission gratings with large angular dispersion, high-efficiency, and wide spectral bandwidth
Noboru Ebizuka, Takayuki Okamoto, Yutaka Yamagata, Minoru Sasaki, Makio Nishimaki, Kazuya Yamamoto, Yukinobu Nishio, Masanao Abe, Yusuke Nakauchi, Kazuto Saiki, Keisuke Isogai, Masaaki Otsuka, Ichi Tanaka, Takashi Hattori, Shinobu Ozaki, Wako Aoki
Proceedings Volume 13100, 131005O (2024) https://doi.org/10.1117/12.3018724
KEYWORDS: Diffraction gratings, Silicon, Optical gratings, Glasses, Diffraction, Telescopes, Spectroscopy, Spectrographs, Observatories, K band
Proceedings Article | 13 March 2024 Presentation + Paper
Advanced illumination quality improvement of micro lens array diffuser by randomizing shape error
Toshiki Hamatani, Yukinobu Nishio, Tomohito Kuwagaito, Seiichiro Kitagawa
Proceedings Volume 12898, 1289803 (2024) https://doi.org/10.1117/12.3001192
KEYWORDS: Diamond, Lens arrays, Error control coding, Diffusers, Light sources and illumination, Error analysis, Design, Optical simulations, Signal intensity, Light sources
Proceedings Article | 16 March 2023 Presentation + Paper
Manufacture of low refractive index plastic waveguide with wide angle of view
Tetsuya Zenko, Shogo Kawano, Yukinobu Nishio, Kazuya Yamamoto, Dai Okamoto, Toshimitsu Takaoka, Makoto Okada
Proceedings Volume 12449, 1244903 (2023) https://doi.org/10.1117/12.2649616
KEYWORDS: Waveguides, Manufacturing, Polymers, Diffraction gratings, Refractive index, Design and modelling, Injection molding, Glasses, Optical design, Plastics
Proceedings Article | 22 February 2018 Presentation + Paper
Fabrication of optical diffusers with randomized periodic units using ultraprecision machining
Toru Inomata, Daisuke Seki, Masato Okano, Kazuya Yamamoto, Yukinobu Nishio, Yuya Nakamura, Atsuhiko Nishihara, Seiichiro Kitagawa
Proceedings Volume 10544, 105440O (2018) https://doi.org/10.1117/12.2289344
KEYWORDS: Diffusers, Fourier optics, Optical simulations, Surface roughness, Atomic force microscopy, Collimation, Diamond machining, Goniophotometry, Photography
Proceedings Article | 7 March 2014 Paper
Random micro-lens array illumination device manufactured by ultra-precision machining
Yukinobu Nishio, Kayoko Fujimura, Sho Ogihara, Masato Okano, Seiichiro Kitagawa
Proceedings Volume 8974, 89740Z (2014) https://doi.org/10.1117/12.2037486
KEYWORDS: Diffraction, Diamond machining, Spherical lenses, Lens design, Manufacturing, Optical simulations, Diffusion, Prototyping, Optical design, Cameras
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