Prof. Yoshio Hayasaki Profile

Prof. Yoshio Hayasaki

Professor at Utsunomiya Univ

SPIE Involvement:

Conference Program Committee | Author | Editor

Publications (82)

Proceedings Article | 20 June 2024 Presentation + Paper

Spatial and temporal stabilization of holographically-shaped beam with the Fourier space intensity measurement

Yoshio Hayasaki, Satoshi Hasegawa

Proceedings Volume 13005, 1300509 (2024) https://doi.org/10.1117/12.3016729

KEYWORDS: Holography, Laser processing, Computer generated holography, Beam shaping, Imperfections, Glasses, Femtosecond phenomena, Fabrication, Quantum measurement, Imaging systems

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Proceedings Article | 18 June 2024 Presentation + Paper

In-process detection of laser-generated ultrasound for controlling material laser processing

Yoshio Hayasaki, Sotaro Komatsu, Kaede Yamauchi, Takuma Miura

Proceedings Volume 12997, 1299707 (2024) https://doi.org/10.1117/12.3016734

KEYWORDS: Laser processing, Ultrasonography, Quantum processing, Laser irradiation, Laser drilling, Laser ablation, Acoustic waves, Quantum detection, Objectives, Femtosecond phenomena

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Proceedings Article | 27 November 2023 Paper

Holographic laser-driven light sources for computational imaging

Kota Kumagai, Hsin-hui Huang, Koji Hatanaka, Yoshio Hayasaki

Proceedings Volume 12766, 127660D (2023) https://doi.org/10.1117/12.2686667

KEYWORDS: Light sources, Light sources and illumination, X-ray imaging, Computational imaging, Spatial light modulators, Imaging systems

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SPIE Journal Paper | 31 October 2023 Open Access

Measuring and imaging of transcutaneous bilirubin, hemoglobin, and melanin based on diffuse reflectance spectroscopy

Masafumi Minakawa, Md. Abdul Wares, Kazuya Nakano, Hideaki Haneishi, Yoshihisa Aizu, Yoshio Hayasaki, Tetsuo Ikeda, Hajime Nagahara, Izumi Nishidate

JBO, Vol. 28, Issue 10, 107001, (October 2023) https://doi.org/10.1117/12.10.1117/1.JBO.28.10.107001

KEYWORDS: Skin, Diffuse reflectance spectroscopy, Tissues, Oxygen, Chromophores, Oxygenation, Absorption, Biomedical optics, Reflectivity, Spectroscopy

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Proceedings Article | 20 September 2023 Paper

Combination of two in-line digital holograms for high accuracy nanoparticles tracking

Anh Tien Dinh, Tuan Duc Pham, Dat Thanh Ha Pham, Yoshio Hayasaki, Quang Duc Pham

Proceedings Volume 12608, 1260806 (2023) https://doi.org/10.1117/12.3006567

KEYWORDS: Nanoparticles, Holograms, Diffraction, Digital holography, Mirrors, Light sources, Image processing, Holography, 3D image processing, Optical sensors

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Proceedings Article | 20 September 2023 Paper

Optimization of design parameters in volumetric beam shaping

N. Kuroo, Y. Hayasaki

Proceedings Volume 12608, 126080O (2023) https://doi.org/10.1117/12.3007902

KEYWORDS: Computer generated holography, Beam shaping, Design and modelling, Laser processing, Diffraction, Complex amplitude, Optical design, Liquid crystals, Fourier transforms, Wafer-level optics

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Proceedings Article | 20 September 2023 Paper

Digital holography of gold nanoparticles heated in water

Yuto Jonai, Yoshio Hayasaki

Proceedings Volume 12608, 126081D (2023) https://doi.org/10.1117/12.3007938

KEYWORDS: Gold nanoparticles, Digital holography, Water, Continuous wave operation, Holography, Signal intensity, Refractive index, Microscopes, Laser irradiation, Image sensors

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Proceedings Article | 20 September 2023 Paper

Burst digital holography

Yoshio Hayasaki, Yuta Ozawa, Koki Nozawa, Takumi Ujiie

Proceedings Volume 12608, 126080W (2023) https://doi.org/10.1117/12.3007917

KEYWORDS: Image sensors, Digital holography, Biological imaging, Phase shifts, Phase modulation, Phase distribution, Picosecond phenomena, Holograms, Ferroelectric materials, Error analysis

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Proceedings Article | 15 August 2023 Presentation + Paper

Laser drilling controlled by laser-generated sound

Sotaro Komatsu, Takuma Miura, Yoshio Hayasaki

Proceedings Volume 12618, 1261808 (2023) https://doi.org/10.1117/12.2673898

KEYWORDS: Laser drilling, Femtosecond phenomena, Laser processing, Laser ablation, Acoustic waves

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Proceedings Article | 7 August 2023 Paper

Holographic optical engine (HolOE) for high quality beam shaping

Yoshio Hayasaki, Satoshi Hasegawa

Proceedings Volume 12624, 1262411 (2023) https://doi.org/10.1117/12.2675690

KEYWORDS: Holography, Computer generated holography, Laser processing, Beam shaping, Femtosecond phenomena, Spatial light modulators

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Proceedings Article | 31 May 2023 Presentation + Paper

Holographic-laser-excited volumetric graphics

Yoshio Hayasaki, Kota Kumagai, Tatsuki Mori

Proceedings Volume 12574, 125740L (2023) https://doi.org/10.1117/12.2665893

KEYWORDS: 3D volumetric displays, Holography, Visualization, Voxels, 3D scanning, Volume holography, Displays, Computer generated holography, Femtosecond phenomena, Holographic displays

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Proceedings Article | 30 December 2022 Paper

In-process OCT monitoring to control holographic laser processing

Satoshi Hasegawa, Yoshio Hayasaki

Proceedings Volume 12316, 1231606 (2022) https://doi.org/10.1117/12.2642444

KEYWORDS: Laser processing, Optical coherence tomography, Holography, Process control, Computer generated holography, Spatial light modulators

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Proceedings Article | 19 December 2022 Presentation + Paper

Holographic beam-shaping optimized in a laser processing system

Yoshio Hayasaki, Satoshi Hasegawa, Honghao Zhang, Ryo Onodera, Takefumi Kosugi, Nami Kuroo, Fumiya Ishita

Proceedings Volume 12318, 123181T (2022) https://doi.org/10.1117/12.2641880

KEYWORDS: Computer generated holography, Laser processing, Holography, Laser systems engineering, Glasses, Femtosecond phenomena, Diffraction, Spatial light modulators, Beam shaping

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Proceedings Article | 27 October 2021 Paper

Hologram optimized in holographic laser processing system

Honghao Zhang, Satoshi Hasegawa, Haruyoshi Toyoda, Yoshio Hayasaki

Proceedings Volume 11927, 1192709 (2021) https://doi.org/10.1117/12.2616251

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Proceedings Article | 27 October 2021 Paper

Time of flight three-dimensional imaging camera using temporal compressive sampling technique

Quang Pham, Yoshio Hayasaki

Proceedings Volume 11927, 1192704 (2021) https://doi.org/10.1117/12.2616229

KEYWORDS: Cameras, 3D image processing, Optical sensors, Light sources, Signal processing, Signal generators, Stereoscopic cameras, Compressed sensing, 3D metrology, 3D acquisition

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Proceedings Article | 27 October 2021 Paper

Integrated optical imaging system composed of optical time-of-flight and optical coherence tomography

Juan Manuel Franco Sanchez, Yuki Shimamoto, Shunya Masaki, Joel Cervantes, Quang Duc Pham, Keiichiro Kagawa, Hajime Nagahara, Yoshio Hayasaki

Proceedings Volume 11925, 119250T (2021) https://doi.org/10.1117/12.2615676

KEYWORDS: Optical coherence tomography, Integrated optics, Imaging systems, System integration, Modulation, Mirrors, Light sources, Spectroscopy, Optical imaging, Target detection

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Proceedings Article | 27 October 2021 Paper

Shape measurement of a droplet using phase-shifting burst digital holography

Yoshio Hayasaki, Takumi Ujiie, Yuta Ozawa

Proceedings Volume 11925, 119250I (2021) https://doi.org/10.1117/12.2615660

KEYWORDS: Phase shifts, Ferroelectric materials, Digital holography, Picosecond phenomena, Phase modulation, Image processing, High speed cameras, Bioalcohols, Imaging systems, Holograms

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Proceedings Article | 9 October 2021 Presentation + Paper

Optical time of flight and an autofocus system using a variable focal length lens

Juan M. F. Sanchez, Joel C. Lozano, Keiichiro Kagawa, Hajime Nagahara, Yoshio Hayasaki

Proceedings Volume 11895, 118950P (2021) https://doi.org/10.1117/12.2602552

KEYWORDS: Photodetectors, Fourier transforms, Modulation, LabVIEW, Distance measurement, Beam splitters, Signal processing, Signal detection, Light, Control systems

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Proceedings Article | 9 October 2021 Presentation + Paper

Three-dimensional holographic laser reconstruction and processing with optimized computer-generated hologram

Honghao Zhang, Satoshi Hasegawa, Haruyoshi Toyoda, Yoshio Hayasaki

Proceedings Volume 11898, 118980I (2021) https://doi.org/10.1117/12.2600491

KEYWORDS: Computer generated holography, Holography, Laser processing, Diffraction, 3D displays, 3D modeling, Glasses, Computing systems, Optimization (mathematics), 3D image processing

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Proceedings Article | 20 June 2021 Presentation + Paper

Low-coherence digital holography for long-range object profilometer using double multi-reflection reference mirrors

Quang Duc Pham, Yoshio Hayasaki

Proceedings Volume 11782, 117820H (2021) https://doi.org/10.1117/12.2593774

KEYWORDS: Mirrors, Digital holography, Profilometers, Fourier transforms, Cameras, Signal to noise ratio, Sensors, Holograms, Reflectivity, Magnetic resonance imaging

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Proceedings Article | 20 June 2021 Presentation + Paper

Laser-excited volumetric display using aerial re-imaging by parabolic mirrors

Kota Kumagai, Shun Miura, Yoshio Hayasaki

Proceedings Volume 11788, 117880K (2021) https://doi.org/10.1117/12.2593770

KEYWORDS: Visualization, Liquid crystals, Optical filters, Mirrors, 3D displays, 3D volumetric displays, 3D volumetric display, Light scattering, Femtosecond phenomena, Laser scattering

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Proceedings Article | 10 October 2020 Presentation + Paper

Volumetric graphics of microbubbles

Kota Kumagai, Taisei Chiba, Shun Miura, Yoshio Hayasaki

Proceedings Volume 11551, 1155116 (2020) https://doi.org/10.1117/12.2574778

KEYWORDS: Visualization, 3D volumetric display, 3D volumetric displays, 3D displays, 3D scanning, Computer generated holography, Surface plasmons, Particles, Glasses, Holography

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Proceedings Article | 10 October 2020 Poster + Presentation + Paper

Integration of time-of-flight distance measurement and optical coherence tomography for extending its operating range

Juan Manuel Franco Sánchez, Shunya Masaki, Yuki Shimamoto, Joel Cervantes, Keiichiro Kagawa, Hajime Nagahara, Yoshio Hayasaki

Proceedings Volume 11549, 115491M (2020) https://doi.org/10.1117/12.2575254

KEYWORDS: Optical coherence tomography, Distance measurement, Medical imaging, Image resolution, Superluminescent diodes, Optical fibers, Spectroscopy, Semiconductor lasers, Modulation, Ranging

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Proceedings Article | 15 June 2020 Paper

Single shot low-coherence digital interferometer with multi-reflection reference mirror for measuring long depth object

Quang Duc Pham, Yoshio Hayasaki

Proceedings Volume 11521, 115210Z (2020) https://doi.org/10.1117/12.2573284

KEYWORDS: Mirrors, Reflectivity, Holograms, Light sources, Interferometers, Cameras, Fourier transforms, Spatial filters, 3D image reconstruction, Laser processing

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Proceedings Article | 15 June 2020 Paper

Shape measurement of a droplet using phase-shifting burst digital holography

Takumi Ujie, Yoshio Hayasaki

Proceedings Volume 11521, 115210X (2020) https://doi.org/10.1117/12.2573290

KEYWORDS: Digital holography, Ferroelectric materials, Phase shifts, Bioalcohols, Holograms, 3D image reconstruction, Picosecond phenomena, High speed cameras, Phase modulation, Glasses

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Proceedings Article | 15 June 2020 Paper

Digital holographic microscope with a close set of two wavelengths

Hiroyuki Ishigaki, Tkahiro Mamiya, Ikuo Futamura, Yoshio Hayasaki

Proceedings Volume 11523, 1152308 (2020) https://doi.org/10.1117/12.2574768

KEYWORDS: Digital holography, Microscopes, Light sources, Holography, Mirrors, Imaging systems, Electronic components, Interferometers, Diffraction, Wavefronts

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SPIE Journal Paper | 10 March 2020 Open Access

Special Section Guest Editorial: Spatial Light Modulators: Devices and Applications

Ignacio Moreno, María del Mar Sánchez-López, Andrew Forbes, Yoshio Hayasaki

OE, Vol. 59, Issue 04, 041201, (March 2020) https://doi.org/10.1117/12.10.1117/1.OE.59.4.041201

KEYWORDS: Spatial light modulators, Digital micromirror devices, Optoelectronic devices, Liquid crystals, Optical engineering, Liquid crystal on silicon, Structured light, Modulation, Polarization, LCDs

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Proceedings Article | 19 November 2019 Paper

Hole-array spatial light modulation for single-pixel imaging

Yoshio Hayasaki, Ryo Sato, Yujiro Ito

Proceedings Volume 11186, 1118607 (2019) https://doi.org/10.1117/12.2538727

KEYWORDS: Spatial light modulators, Modulation, Photodetectors, Image sensors, Cameras, Electronics, Imaging systems, Absorption

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Proceedings Article | 18 November 2019 Paper

In-system optimization of hologram for holographic femtosecond laser processing

Honghao Zhang, Satoshi Hasegawa, Yoshio Hayasaki

Proceedings Volume 11188, 111880M (2019) https://doi.org/10.1117/12.2538722

KEYWORDS: Diffraction, Femtosecond phenomena, Computer generated holography, Holography, Holograms, Laser processing, CCD image sensors, Image sensors, Laser systems engineering, Image processing

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Proceedings Article | 7 September 2018 Paper

Spectral imaging with a single pixel camera

Yoshio Hayasaki, Ryo Sato

Proceedings Volume 10751, 1075107 (2018) https://doi.org/10.1117/12.2320087

KEYWORDS: Cameras, Imaging spectroscopy, Image sensors, Spectroscopy, Spectral imaging cameras, Optical filters, Photodetectors, Tunable filters, Sensors, Imaging systems

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Proceedings Article | 7 September 2018 Paper

Single-pixel camera with complex-amplitude representation

Yoshio Hayasaki, Kazuki Ota, Ryo Sato

Proceedings Volume 10834, 108340H (2018) https://doi.org/10.1117/12.2318684

KEYWORDS: Cameras, Photodetectors, Phase imaging, Phase modulation, Phase shifting, Image sensors, Liquid crystal on silicon

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Proceedings Article | 18 August 2018 Presentation + Paper

Multi-spectral digital holography with high-speed wavelength switching and high-speed camera

Yu-Hsuan Huang, Yoshio Hayasaki

Proceedings Volume 10749, 107490I (2018) https://doi.org/10.1117/12.2320077

KEYWORDS: Switching, Digital holography, Image sensors, Cameras, Transmittance, High speed cameras, 3D image reconstruction, Holograms, Light sources, Phase measurement

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Proceedings Article | 24 April 2018 Paper

Digital holographic size measurement of Daphnia pulex

Kota Sunayama, Hitoshi Miyakawa, Yoshio Hayasaki

Proceedings Volume 10711, 1071119 (2018) https://doi.org/10.1117/12.2319374

KEYWORDS: Digital holography, Image processing, Holography, Toxicity, Organisms, Digital image processing, 3D image reconstruction, Optical microscopes, Light sources, Holograms

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Proceedings Article | 26 June 2017 Paper

Phase imaging using a single-pixel camera

Yoshio Hayasaki, Kazuki Ota

Proceedings Volume 10329, 1032907 (2017) https://doi.org/10.1117/12.2270074

KEYWORDS: Phase imaging, Cameras, Phase shifting, Compressed sensing, Sensors, Spatial light modulators, Imaging systems, Phase shifts, Phase shift keying, Phase modulation, Liquid crystal on silicon

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Proceedings Article | 26 June 2017 Paper

Volumetric graphics in liquid using holographic femtosecond laser pulse excitations

Kota Kumagai, Yoshio Hayasaki

Proceedings Volume 10335, 1033513 (2017) https://doi.org/10.1117/12.2270072

KEYWORDS: 3D volumetric display, Holography, Femtosecond phenomena, Visualization, 3D displays, 3D volumetric displays, Computer generated holography, 3D scanning, Computer graphics, Ultrasonics

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Proceedings Article | 24 April 2017 Presentation

Holographic femtosecond laser processing and its application to biological materials (Conference Presentation)

Yoshio Hayasaki

Proceedings Volume 10076, 1007619 (2017) https://doi.org/10.1117/12.2251397

KEYWORDS: Wavefronts, Adaptive control, Femtosecond phenomena, Computer generated holography, Holography, Spatial light modulators, Tissues, Fabrication, Optical lithography, Liquids

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Proceedings Article | 17 February 2017 Presentation + Paper

Line-shaped femtosecond laser pulses for large-area machining

Satoshi Hasegawa, Yoshio Hayasaki

Proceedings Volume 10092, 1009212 (2017) https://doi.org/10.1117/12.2251271

KEYWORDS: Femtosecond phenomena, Computer generated holography, Spatial light modulators, Laser processing, Nanolithography, Holography, Two photon polymerization, Pulsed laser operation, Beam shaping, Polarization, Laser ablation

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Proceedings Article | 31 October 2016 Paper

Volumetric display with holographic multi-photon excitations

Yoshio Hayasaki, Kota Kumagai

Proceedings Volume 10022, 100220E (2016) https://doi.org/10.1117/12.2245905

KEYWORDS: 3D displays, 3D volumetric displays, Holography, Visualization, Computer generated holography, 3D scanning, Volume holography, Polymers, Pulsed laser operation

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Proceedings Article | 28 August 2016 Paper

Optical frequency comb profilometry based on a single-pixel phase imaging

Nabila Makhtar, Quang Duc Pham, Yasuhiro Mizutani, Yoshio Hayasaki

Proceedings Volume 9960, 996016 (2016) https://doi.org/10.1117/12.2237482

KEYWORDS: Frequency combs, Cameras, Digital micromirror devices, Laser optics, Phase imaging, Frequency combs, Imaging systems, Spatial light modulators, Signal detection, Modulation, Signal generators

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Proceedings Article | 29 April 2016 Paper

Frequency comb-based depth imaging assisted by a low-coherence optical interferometer

Quang Duc Pham, Yoshio Hayasaki

Proceedings Volume 9899, 989907 (2016) https://doi.org/10.1117/12.2225592

KEYWORDS: Interferometers, Cameras, Mode locking, Interferometry, Frequency combs, Light sources, Radio optics, Femtosecond phenomena, Imaging systems, Colorimetry, Mirrors, Digital micromirror devices

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Proceedings Article | 4 March 2016 Paper

Holographic vector-wave femtosecond laser processing

Yoshio Hayasaki, Satoshi Hasegawa

Proceedings Volume 9764, 97641C (2016) https://doi.org/10.1117/12.2208311

KEYWORDS: Computer generated holography, Nanolithography, Polarization, Holography, Laser processing, Computer generated holography, Femtosecond laser micromachining, Diffraction, Modulation, Spatial frequencies

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SPIE Journal Paper | 10 August 2015

Optical frequency comb profilometry with a compressive sensing–based single-pixel camera composed of digital micromirror devices and a two-frequency method for meter-order depth measurements

Quang Duc Pham, Yoshio Hayasaki

JM3, Vol. 14, Issue 04, 041305, (August 2015) https://doi.org/10.1117/12.10.1117/1.JMM.14.4.041305

KEYWORDS: Frequency combs, Digital micromirror devices, Compressed sensing, Cameras, Digital cameras, Radio optics, Mirrors, Photodetectors, Phase measurement, Femtosecond phenomena

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Proceedings Article | 29 July 2015 Paper

Optical frequency comb profilometry for large volume metrology

Yoshio Hayasaki, Quang Pham

Proceedings Volume 9659, 965904 (2015) https://doi.org/10.1117/12.2187287

KEYWORDS: Frequency combs, Radio optics, Cameras, Metrology, Digital micromirror devices, Photodetectors, Distance measurement, Phase measurement, Mirrors, Profilometers

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Proceedings Article | 29 July 2015 Paper

Three-dimensional motion detection of a sub-50 nm gold nanoparticle

Kazufumi Goto, Yoshio Hayasaki

Proceedings Volume 9659, 96591A (2015) https://doi.org/10.1117/12.2195798

KEYWORDS: Nanoparticles, Gold, Digital holography, 3D metrology, Holography, Light scattering, Microscopes, Holograms, Signal to noise ratio, Diffraction

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Proceedings Article | 22 June 2015 Paper

Digital super-resolution microscopy using example-based algorithm

Shinji Ishikawa, Yoshio Hayasaki

Proceedings Volume 9525, 952504 (2015) https://doi.org/10.1117/12.2184826

KEYWORDS: Lawrencium, Databases, Signal to noise ratio, Confocal microscopy, Image sensors, Super resolution, Reconstruction algorithms, Super resolution microscopy, Microscopes, Optical microscopes

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Proceedings Article | 22 June 2015 Paper

Holographic position measurements of an optically trapped nanoparticle

Kazufumi Goto, Takumi Yanagawa, Ryosuke Abe, Yoshio Hayasaki

Proceedings Volume 9525, 95250K (2015) https://doi.org/10.1117/12.2184553

KEYWORDS: Nanoparticles, Gold, 3D metrology, Digital holography, Holography, Light scattering, Optical tweezers, Microscopes, Diffraction, Holograms

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Proceedings Article | 1 May 2014 Paper

Optical frequency comb profilometry using a single-pixel camera

Yoshio Hayasaki, Quang Duc Pham

Proceedings Volume 9132, 913202 (2014) https://doi.org/10.1117/12.2051953

KEYWORDS: Frequency combs, Cameras, Radio optics, Signal generators, Femtosecond phenomena, Spatial light modulators, Mirrors, Compressed sensing, Picosecond phenomena, Optoelectronics

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Proceedings Article | 24 December 2011 Paper

Holographic femtosecond laser processing system with an adaptive control

Yoshio Hayasaki, Satoshi Hasegawa

Proceedings Volume 8204, 82040B (2011) https://doi.org/10.1117/12.906201

KEYWORDS: Computer generated holography, Femtosecond phenomena, Diffraction, Holography, Laser processing, Spatial light modulators, Laser systems engineering, Adaptive control, Glasses, Wavefronts

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Proceedings Article | 22 February 2011 Paper

Optimization methods of hologram for holographic femtosecond laser processing

Yoshio Hayasaki, Satoshi Hasegawa

Proceedings Volume 7920, 79200Q (2011) https://doi.org/10.1117/12.873487

KEYWORDS: Computer generated holography, Femtosecond phenomena, Diffraction, Holography, Holograms, Spatial light modulators, Absorption, Infrared imaging, Liquid crystals, Harmonic generation

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Proceedings Article | 11 February 2011 Paper

Holographic spatiotemporal lens

Kouhei Kimura, Satoshi Hasegawa, Yoshio Hayasaki

Proceedings Volume 7925, 792508 (2011) https://doi.org/10.1117/12.874329

KEYWORDS: Femtosecond phenomena, Holography, Spatial light modulators, Diffraction gratings, Lens design, Spatial resolution, Diffraction, Dispersion, Pulsed laser operation, Two photon excitation microscopy

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Proceedings Article | 28 August 2010 Paper

Optical repulsive force control of lower-index microparticles in a liquid

Yoshio Hayasaki, Takayuki Higuchi, Naoki Fukaya, Taku Kobayashi

Proceedings Volume 7762, 77622C (2010) https://doi.org/10.1117/12.861977

KEYWORDS: Water, Glasses, Liquids, Computer generated holography, Refractive index, Optical spheres, Optical tweezers, Liquid crystals, Microscopes, Microfluidics

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Proceedings Article | 18 February 2010 Paper

Holographic femtosecond laser processing

Yoshio Hayasaki

Proceedings Volume 7584, 75840E (2010) https://doi.org/10.1117/12.840974

KEYWORDS: Computer generated holography, Diffraction, Femtosecond phenomena, Holography, Spatial frequencies, Image transmission, Holograms, Optimization (mathematics), Atomic force microscopy, Laser processing

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Proceedings Article | 18 February 2010 Paper

Second harmonic optimization of a hologram

S. Hasegawa, Y. Hayasaki

Proceedings Volume 7584, 758414 (2010) https://doi.org/10.1117/12.841929

KEYWORDS: Diffraction, Computer generated holography, Femtosecond phenomena, Image processing, Absorption, Holograms, Holography, Spatial light modulators, Image sensors, Nonlinear crystals

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Proceedings Article | 24 February 2009 Paper

Dynamics of femtosecond laser-induced breakdowns in water

A. Takita, Y. Hayasaki

Proceedings Volume 7201, 72010J (2009) https://doi.org/10.1117/12.808822

KEYWORDS: Phase shifts, Plasma, Femtosecond phenomena, Cavitation, Laser induced damage, Water, Refractive index, Plasma generation, Fringe analysis, Microscopes

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Proceedings Article | 24 February 2009 Paper

Parallel femtosecond laser processing with a computer-generated hologram

S. Hasegawa, Y. Hayasaki

Proceedings Volume 7201, 72011D (2009) https://doi.org/10.1117/12.810234

KEYWORDS: Diffraction, Femtosecond phenomena, Computer generated holography, Phase modulation, Holography, Optimization (mathematics), Glasses, Phase shift keying, Scanning electron microscopy, Pulsed laser operation

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Proceedings Article | 4 January 2008 Paper

Holographic femtosecond laser processing by use of a liquid crystal spatial light modulator

Yoshio Hayasaki

Proceedings Volume 6832, 683205 (2008) https://doi.org/10.1117/12.755245

KEYWORDS: Computer generated holography, Diffraction, Femtosecond phenomena, Spatial frequencies, Holograms, Holography, Image transmission, Beam splitters, Microscopes, Pulsed laser operation

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Proceedings Article | 13 March 2007 Paper

Holographic femtosecond laser processing by use of a spatial light modulator

Satoshi Hasegawa, Yoshio Hayasaki

Proceedings Volume 6458, 645815 (2007) https://doi.org/10.1117/12.702761

KEYWORDS: Femtosecond phenomena, Diffraction, Image transmission, Holograms, Glasses, Holography, Pulsed laser operation, Image processing, Scanning electron microscopy, Microscopes

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Proceedings Article | 13 February 2007 Paper

Development of 140-inch autostereoscopic display by use of full-color LED panel

H. Nishimura, T. Abe, H. Yamamoto, Y. Hayasaki, N. Nishida

Proceedings Volume 6486, 64861B (2007) https://doi.org/10.1117/12.703087

KEYWORDS: Light emitting diodes, Stereoscopic displays, LED displays, Reflection, Autostereoscopic displays, Photography, Eye, Light sources and illumination, Diamond, Absorption

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Proceedings Article | 8 February 2007 Paper

Secure display that limits the viewing space by use of optically decodable encryption

Hirotsugu Yamamoto, Yoshio Hayasaki

Proceedings Volume 6482, 64820C (2007) https://doi.org/10.1117/12.703098

KEYWORDS: Image encryption, LCDs, Visualization, 3D displays, Information security, Cryptography, 3D image processing, Eye, Optical logic, Liquid crystals

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Proceedings Article | 2 February 2006 Paper

Near-infrared spectroscopy probe with position sensor for obtaining spatial metabolism on human tissue

Shuji Taue, Yoko Fujimoto, Mayumi Fukuda, Hisashi Oka, Hirotsugu Yamamoto, Yoshio Hayasaki, Nobuo Nishida

Proceedings Volume 6026, 602606 (2006) https://doi.org/10.1117/12.667098

KEYWORDS: Near infrared spectroscopy, Light emitting diodes, Position sensors, CMOS cameras, Cameras, Mode conditioning cables, Tissue optics, Photodetectors, CMOS sensors, Image processing

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Proceedings Article | 20 January 2006 Paper

Phase-shifting digital holography using two low-coherence light sources with different wavelength

Yoshio Hayasaki, Shingo Tamano, Masaki Yamamoto, Nobuo Nishida

Proceedings Volume 6027, 60274V (2006) https://doi.org/10.1117/12.668627

KEYWORDS: Light sources, Phase shifts, Mirrors, Light scattering, Digital holography, Interferometry, Holograms, Signal detection, Scattering, Multiple scattering

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Proceedings Article | 30 December 2005 Paper

Reduction of debris and thermal destruction by use of transparent material coating method in femtosecond laser processing

Daiki Kawamura, Akihiro Takita, Hirotsugu Yamamoto, Yoshio Hayasaki, Nobuo Nishida

Proceedings Volume 6028, 60281V (2005) https://doi.org/10.1117/12.667327

KEYWORDS: Pulsed laser operation, Glasses, Polymethylmethacrylate, Image processing, Femtosecond phenomena, Coating, Atomic force microscopy, Laser damage threshold, Particles, Laser energy

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Proceedings Article | 25 October 2004 Paper

Secure information display by use of multiple decoding masks

Hirotsugu Yamamoto, Yoshio Hayasaki, Nobuo Nishida

Proceedings Volume 5600, (2004) https://doi.org/10.1117/12.572866

KEYWORDS: Image encryption, Image compression, Visualization, Information security, Cryptography, Computer security, LCDs, Network security, Information visualization, Binary data

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Proceedings Article | 25 October 2004 Paper

Large LED screen 3D television system without eyewear

Nobuo Nishida, Hirotsugu Yamamoto, Yoshio Hayasaki

Proceedings Volume 5599, (2004) https://doi.org/10.1117/12.579431

KEYWORDS: Light emitting diodes, LED displays, Cameras, Eyewear, Stereoscopic displays, Eye, Lamps, Image processing, 3D displays, Televisions

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Proceedings Article | 8 October 2004 Paper

Structures on human fingernail surface processed by use of a focused femtosecond laser pulse

Hayato Takagi, Akihiro Takita, Hirotsugu Yamamoto, Yoshio Hayasaki, Nobuo Nishida, Hiroaki Misawa

Proceedings Volume 5662, (2004) https://doi.org/10.1117/12.596598

KEYWORDS: Glasses, Femtosecond phenomena, Pulsed laser operation, Microscopes, Diffraction, Atomic force microscopy, Optical microscopes, Reflection, Objectives, Laser energy

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Proceedings Article | 8 October 2004 Paper

Fluorescence from structure in human fingernail formed by use of a focused near-infrared femtosecond laser pulse

Akihiro Takita, Hirotsugu Yamamoto, Yoshio Hayasaki, Nobuo Nishida, Hiroaki Misawa

Proceedings Volume 5662, (2004) https://doi.org/10.1117/12.596614

KEYWORDS: Luminescence, Femtosecond phenomena, Microscopes, Spectroscopy, Optical filters, Laser processing, 3D optical data storage, Pulsed laser operation, Optical storage, Semiconductor lasers

Read Abstract +

Proceedings Article | 22 June 2004 Paper

Securing display of grayscale and multicolored images by use of visual cryptography

Hirotsugu Yamamoto, Yoshio Hayasaki, Nobuo Nishida

Proceedings Volume 5306, (2004) https://doi.org/10.1117/12.528495

KEYWORDS: Visualization, Cryptography, Image encryption, LCDs, Information security, Phase modulation, Information visualization, Computer security, Network security, Opacity

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Proceedings Article | 19 November 2003 Paper

Functional near-infrared imaging system using adaptable multi-channel probes

Shuji Taue, Hirotsugu Yamamoto, Yoshio Hayasaki, Nobuo Nishida, Hajime Miura

Proceedings Volume 4829, (2003) https://doi.org/10.1117/12.523834

KEYWORDS: Imaging systems, Light emitting diodes, Oxygen, Sensors, Absorbance, Scattering, Liquids, Signal detection, Optical amplifiers, Optics

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Proceedings Article | 19 November 2003 Paper

Three-dimensional optical data storage in a nail for new data transportation

Akihiro Takita, Hirotsugu Yamamoto, Yoshio Hayasaki, Nobuo Nishida, Mitsuru Watanabe, Shigeki Matsuo, Hiroaki Misawa

Proceedings Volume 4829, (2003) https://doi.org/10.1117/12.531112

KEYWORDS: 3D optical data storage, Microscopes, Optical storage, Data storage, Femtosecond phenomena, Pulsed laser operation, Laser systems engineering, Optical recording, Confocal microscopy, Surface roughness

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Proceedings Article | 23 May 2002 Paper

Reduction of the thickness of lenticular stereoscopic display using full-color LED panel

Hirotsugu Yamamoto, Syuji Muguruma, Yoshio Hayasaki, Yoshifumi Nagai, Yoshinori Shimizu, Nobuo Nishida

Proceedings Volume 4660, (2002) https://doi.org/10.1117/12.468037

KEYWORDS: Stereoscopic displays, LED displays, Optical parametric oscillators, Light emitting diodes, Virtual reality, Sodium, Calcium, Barium, Glasses, Diffusion

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Proceedings Article | 8 May 2001 Paper

Photorefractive effect in azo-dye-doped polymers with electric field and photo-induced polings

Masateru Matsubara, Yoshio Hayasaki, Hirotsugu Yamamoto, Nobuo Nishida

Proceedings Volume 4416, (2001) https://doi.org/10.1117/12.427096

KEYWORDS: Photorefractive polymers, Diffraction, Photorefraction, Polymers, Four wave mixing, Polarization, Refractive index, Polarizers, Diffraction gratings, Electro optics

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Proceedings Article | 8 May 2001 Paper

Angle measurement by use of a liquid-crystal spatial light modulator with optical feedback

Yoshio Hayasaki, Shusaku Hara, Yoshihito Yuasa, Hirotsugu Yamamoto, Nobuo Nishida

Proceedings Volume 4416, (2001) https://doi.org/10.1117/12.427091

KEYWORDS: Complex systems, Glasses, Liquid crystals, Imaging systems, Spatial light modulators, Modulation, Phase shifts, Wavefronts, Spatial frequencies, Adaptive optics

Read Abstract +

Proceedings Article | 8 May 2001 Paper

Measurement of spatial coherence of a superluminescent diode using an interferometer with double slit

Noritaka Negi, Hirotsugu Yamamoto, Yoshio Hayasaki, Nobuo Nishida

Proceedings Volume 4416, (2001) https://doi.org/10.1117/12.427090

KEYWORDS: Visibility, Light emitting diodes, Spatial coherence, Light sources, Microscopes, Superluminescent diodes, Interferometers, Diffraction, Coherence (optics), Lithium

Read Abstract +

Proceedings Article | 22 November 2000 Paper

Spatiotemporal property and functions of nonlinear optoelectronic feedback system

Yoshio Hayasaki, Yuuki Tamura, Hirotsugu Yamamoto, Nobuo Nishida

Proceedings Volume 4124, (2000) https://doi.org/10.1117/12.407496

KEYWORDS: LCDs, Optoelectronics, CCD cameras, Frame grabbers, Spatial frequencies, Diffraction, Complex systems, Device simulation, Spatial filters, Modulation

Read Abstract +

Proceedings Article | 2 November 2000 Paper

Optical signal processing using spatiotemporal dynamic system with spatial light modulator

Yoshio Hayasaki, Hirotsugu Yamamoto, Nobuo Nishida

Proceedings Volume 4113, (2000) https://doi.org/10.1117/12.405839

KEYWORDS: Spatial frequencies, Spatial filters, Optical filters, Control systems, Diffraction, CCD cameras, LCDs, Filtering (signal processing), Fringe analysis, Spatial light modulators

Read Abstract +

Proceedings Article | 24 May 2000 Paper

Nonlinear optoelectronic feedback system

Yoshio Hayasaki, Yuuki Tamura, Shusaku Hara, Hirotsugu Yamamoto, Nobuo Nishida

Proceedings Volume 4089, (2000) https://doi.org/10.1117/12.386834

KEYWORDS: LCDs, Optoelectronics, CCD cameras, Frame grabbers, Optically addressed spatial light modulators, Integrated optics, Spatial light modulators, Computing systems, Nonlinear optics, Complex systems

Read Abstract +

Proceedings Article | 20 October 1998 Paper

Analysis and control of spatial frequency in spontaneously generated optical patterns

Yoshio Hayasaki, Hirotsugu Yamamoto, Nobuo Nishida

Proceedings Volume 3432, (1998) https://doi.org/10.1117/12.327973

KEYWORDS: Spatial frequencies, Liquid crystals, Resonators, Nonlinear filtering, Spatial filters, Mirrors, Molecules, Diffraction, Nonlinear optics, Refractive index

Read Abstract +

Proceedings Article | 1 September 1996 Paper

Optical manipulation of microparticles using diffractive optical elements

Yoshio Hayasaki

Proceedings Volume 2778, 277835 (1996) https://doi.org/10.1117/12.2298995

Read Abstract +

Proceedings Article | 7 December 1994 Paper

Hybrid optical neural computing

Yoshio Hayasaki, Ichiro Tohyama, Toyohiko Yatagai

Proceedings Volume 2430, (1994) https://doi.org/10.1117/12.195603

KEYWORDS: Computing systems, Logic, Neurons, Neural networks, Optical computing, Feature extraction, Hybrid optics, Binary data, Superposition, Computer architecture

Read Abstract +

Proceedings Article | 26 July 1993 Paper

A new architecture for all-optical neural network computing

Y. Hayasaki

Proceedings Volume 1983, 19835G (1993) https://doi.org/10.1117/12.2308615

Read Abstract +

Proceedings Article | 12 July 1993 Paper

Renewal method of weight matrix in optical neural network

Ichiro Tohyama, Yoshio Hayasaki, Toyohiko Yatagai, Masahiko Mori, Satoshi Ishihara

Proceedings Volume 1806, (1993) https://doi.org/10.1117/12.147840

KEYWORDS: Neural networks, Neurons, Computer simulations, Optical computing, Evolutionary algorithms, Optical components, Liquid crystals, Imaging systems, Electron beams, CCD cameras

Read Abstract +

Proceedings Article | 30 October 1992 Paper

Optical neural networks based on an electron-beam-addressed spatial light modulator

Masahiko Mori, Satoshi Ishihara, Ichiro Tohyama, Yoshio Hayasaki, Toyohiko Yatagai

Proceedings Volume 1812, (1992) https://doi.org/10.1117/12.131199

KEYWORDS: Neural networks, Neurons, Crystals, Optical computing, Matrices, Spatial light modulators, Optically addressed spatial light modulators, Evolutionary algorithms, Video, Electrons

Read Abstract +

Showing 5 of 82 publications

Proceedings Volume Editor (1)

SPIE Conference Volume | 22 December 2015

Biophotonics Japan 2015

Conference Committee Involvement (40)

Holography: Advances and Modern Trends IX

7 April 2025 | Prague, Czech Republic

Advanced Optical Imaging Technologies VII

12 October 2024 | Nantong, Jiangsu, China

Holography, Diffractive Optics, and Applications XIV

12 October 2024 | Nantong, Jiangsu, China

Biomedical Imaging and Sensing Conference

22 April 2024 | Yokohama, Japan

Optics and Photonics for Advanced Dimensional Metrology III

9 April 2024 | Strasbourg, France

Holography, Diffractive Optics, and Applications XIII

14 October 2023 | Beijing, China

Advanced Optical Imaging Technologies VI

14 October 2023 | Beijing, China

Digital Optical Technologies 2023

26 June 2023 | Munich, Germany

Optical Measurement Systems for Industrial Inspection XIII

26 June 2023 | Munich, Germany

Holography: Advances and Modern Trends VIII

24 April 2023 | Prague, Czech Republic

Biomedical Imaging and Sensing Conference

17 April 2023 | Yokohama, Japan

Holography, Diffractive Optics, and Applications XII

5 December 2022 | Online Only, China

Advanced Optical Imaging Technologies V

5 December 2022 | Online Only, China

Optics and Photonics for Advanced Dimensional Metrology II

5 April 2022 | Strasbourg, France

Holography, Diffractive Optics, and Applications XI

10 October 2021 | Nantong, JS, China

Advanced Optical Imaging Technologies IV

10 October 2021 | Nantong, JS, China

Digital Optical Technologies 2021

21 June 2021 | Online Only, Germany

Optical Measurement Systems for Industrial Inspection XII

21 June 2021 | Online Only, Germany

Biomedical Imaging and Sensing Conference

20 April 2021 | Online, Japan

Holography: Advances and Modern Trends VII

19 April 2021 | Online Only, Czech Republic

Holography, Diffractive Optics, and Applications X

12 October 2020 | Online Only, China

Advanced Optical Imaging Technologies III

12 October 2020 | Online Only, China

Biomedical Imaging and Sensing Conference

22 April 2020 | Yokohama, Japan

Optics and Photonics for Advanced Dimensional Metrology

6 April 2020 | Online Only, France

Advanced Optical Imaging Technologies II

21 October 2019 | Hangzhou, China

Digital Optical Technologies II

24 June 2019 | Munich, Germany

Optical Measurement Systems for Industrial Inspection XI

24 June 2019 | Munich, Germany

Biomedical Imaging and Sensing Conference

23 April 2019 | Yokohama, Japan

Holography: Advances and Modern Trends

1 April 2019 | Prague, Czech Republic

Advanced Optical Imaging Technologies

12 October 2018 | Beijing, China

Optical Micro- and Nanometrology

25 April 2018 | Strasbourg, France

Biomedical Imaging and Sensing Conference

25 April 2018 | Yokohama, Japan

Optical Measurement Systems for Industrial Inspection X

26 June 2017 | Munich, Germany

Digital Optical Technologies

26 June 2017 | Munich, Germany

Optical Storage and Display Technology

4 June 2017 | Beijing, China

Optical Micro- and Nanometrology

5 April 2016 | Brussels, Belgium

SPIE/OSJ Biophotonics Japan

27 October 2015 | Tokyo, Japan

SPIE/OSJ Biophotonics Japan

27 October 2015 | Tokyo, Japan

Optical Measurement Systems for Industrial Inspection IX

22 June 2015 | Munich, Germany

Laser Applications in Microelectronic and Optoelectronic Manufacturing (LAMOM) XVI

24 January 2011 | San Francisco, California, United States

Showing 5 of 40 Conference Committees

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