Prof. Kazuyoshi Itoh Profile

Prof. Kazuyoshi Itoh

Retired

SPIE Involvement:

Author

Area of Expertise:

optical information processing , applications of ultrafast laser pulses

Websites:

Company Website

Publications (61)

Proceedings Article | 9 December 2015 Open Access

Open Access

Paper

Interferometric and nonlinear-optical spectral-imaging techniques for outer space and live cells

Kazuyoshi Itoh

Proceedings Volume 9792, 979203 (2015) https://doi.org/10.1117/12.2214994

KEYWORDS: Interferometry, Imaging spectroscopy, Nonlinear optics, 3D image processing, Interferometers, Stereoscopy, Raman scattering, Biomedical optics, 3D acquisition, Molecules, Microscopy, Space telescopes, Fourier transforms, Light sources, Telescopes, Infrared telescopes

Read Abstract +

Proceedings Article | 9 March 2015 Paper

Paper

Spatial and temporal temperature distribution of ultrashort pulse induced heat accumulation in glass

Sören Richter, Fumiya Hashimoto, Felix Zimmermann, Yasuyuki Ozeki, Kazuyoshi Itoh, Andreas Tünnermann, Stefan Nolte

Proceedings Volume 9355, 935515 (2015) https://doi.org/10.1117/12.2078939

KEYWORDS: Temperature metrology, Raman spectroscopy, Glasses, Ultrafast phenomena, Microscopes, Borosilicate glass, Signal detection, Pulsed laser operation, High temperature raman spectroscopy, Absorption

Read Abstract +

Proceedings Article | 20 March 2014 Paper

Paper

Toward digital staining using stimulated Raman scattering and statistical machine learning

K. Tanji, Y. Otsuka, S. Satoh, H. Hashimoto, Y. Ozeki, Kazuyoshi Itoh

Proceedings Volume 9041, 90410H (2014) https://doi.org/10.1117/12.2042820

KEYWORDS: Tissues, Machine learning, Mahalanobis distance, Liver, Raman scattering, Microscopy, Statistical analysis, Raman spectroscopy, Spectroscopy, Imaging spectroscopy

Read Abstract +

Proceedings Article | 4 March 2014 Paper

Paper

High-speed stimulated Raman spectral imaging for digital staining of mouse cancer tissues

Yoichi Otsuka, Shuya Satoh, Masafumi Kyogaku, Hiroyuki Hashimoto, Kazuyoshi Itoh, Yasuyuki Ozeki

Proceedings Volume 8947, 89470C (2014) https://doi.org/10.1117/12.2037494

KEYWORDS: Tissues, Independent component analysis, Raman spectroscopy, Pancreas, Cancer, Principal component analysis, Data acquisition, Liver, Microscopes, Blood

Read Abstract +

Proceedings Article | 20 March 2013 Paper

Paper

Ultrahigh-resolution optical coherence tomography imaging of protein crystals using gel inclusion technique

N. Nishizawa, S. Ishida, M. Hirose, S. Sugiyama, T. Inoue, Y. Mori, K. Itoh, H. Matsumura

Proceedings Volume 8571, 85712M (2013) https://doi.org/10.1117/12.2006724

KEYWORDS: Crystals, Proteins, Optical coherence tomography, Microscopy, 3D image processing, Coherence imaging, Visualization, Laser crystals, Scattering, Image resolution

Read Abstract +

Proceedings Article | 22 February 2013 Paper

Paper

A fiber-laser-based stimulated Raman scattering spectral microscope

Keisuke Nose, Yasuyuki Ozeki, Tatsuya Kishi, Kazuhiko Sumimura, Yasuo Kanematsu, Kazuyoshi Itoh

Proceedings Volume 8588, 85880Y (2013) https://doi.org/10.1117/12.2004275

KEYWORDS: Microscopes, Microscopy, Fiber lasers, Raman scattering, Polymethylmethacrylate, Fiber amplifiers, Raman spectroscopy, Optical filters, Electronic filtering, Linear filtering

Read Abstract +

Proceedings Article | 22 February 2013 Paper

Paper

Label-free observation of tissues by high-speed stimulated Raman spectral microscopy and independent component analysis

Yasuyuki Ozeki, Yoichi Otsuka, Shuya Sato, Hiroyuki Hashimoto, Wataru Umemura, Kazuhiko Sumimura, Norihiko Nishizawa, Kiichi Fukui, Kazuyoshi Itoh

Proceedings Volume 8588, 858806 (2013) https://doi.org/10.1117/12.2002772

KEYWORDS: Independent component analysis, Imaging spectroscopy, Tissues, Microscopy, Raman spectroscopy, Liver, Scanners, Picosecond phenomena, Ytterbium, Fiber lasers

Read Abstract +

Proceedings Article | 15 February 2012 Paper

Paper

Energy-dependent temperature dynamics in femtosecond laser microprocessing clarified by Raman temperature measurement

Tomoki Yoshino, Masato Matsumoto, Yasuyuki Ozeki, Kazuyoshi Itoh

Proceedings Volume 8249, 82491D (2012) https://doi.org/10.1117/12.906969

KEYWORDS: Temperature metrology, Raman spectroscopy, Femtosecond phenomena, Diffusion, Laser systems engineering, Raman scattering, Silica, Sapphire lasers, Nd:YAG lasers, Photonic devices

Read Abstract +

Proceedings Article | 14 February 2012 Paper

Paper

High-resolution high-speed tunable grating filter for stimulated Raman spectral imaging

Wataru Umemura, Yasuyuki Ozeki, Kenta Fujita, Kazuhiko Sumimura, Norihiko Nishizawa, Kazuyoshi Itoh

Proceedings Volume 8226, 82261Q (2012) https://doi.org/10.1117/12.906968

KEYWORDS: Optical filters, Imaging spectroscopy, Microscopy, Image filtering, Raman scattering, Scanners, Polymethylmethacrylate, Fiber amplifiers, Wavelength tuning, Polarization

Read Abstract +

Proceedings Article | 22 February 2011 Paper

Paper

Ex-vivo ultra-high-resolution optical coherence tomography imaging of fine lung structure by use of a high-power Gaussian-like supercontinuum at 0.8-um wavelength

N. Nishizawa, S. Ishida, T. Ohta, K. Itoh, M. Kitatsuji, H. Ohshima, Y. Hasegawa, M. Matsushima, T. Kawabe

Proceedings Volume 7893, 78930Y (2011) https://doi.org/10.1117/12.878874

KEYWORDS: Lung, Optical coherence tomography, Tissues, Image resolution, Cartilage, Coherence imaging, Medicine, Signal detection, Biopsy, Optical fibers

Read Abstract +

Proceedings Article | 12 February 2011 Paper

Paper

Ultra-high-resolution optical coherence tomography imaging of lung structure using Gaussian-shaped supercontinuum sources

N. Nishizawa, S. Ishida, T. Ohta, K. Itoh, M. Kitatsuji, H. Ohshima, Y. Hasegawa, M. Matsushima, T. Kawabe

Proceedings Volume 7889, 78892O (2011) https://doi.org/10.1117/12.874379

KEYWORDS: Lung, Optical coherence tomography, Tissues, Image resolution, Coherence imaging, Imaging systems, Tissue optics, Optical imaging, Medicine, Ultrafast phenomena

Read Abstract +

Proceedings Article | 12 February 2011 Paper

Paper

Experimental investigation of wavelength dependence of penetration depth and imaging contrast for ultra-high-resolution optical coherence tomography

S. Ishida, N. Nishizawa, K. Itoh

Proceedings Volume 7889, 78892L (2011) https://doi.org/10.1117/12.874635

KEYWORDS: Optical coherence tomography, Image resolution, Solitons, Supercontinuum sources, Fiber lasers, Tissues, Image enhancement, Ultrafast phenomena, Dispersion, Tissue optics

Read Abstract +

SPIE Journal Paper | 1 July 2009 Open Access

Open Access

Label-free imaging by stimulated parametric emission microscopy reveals a difference in hemoglobin distribution between live and fixed erythrocytes

Hieu Dang, Gen Omura, Toshiyuki Omano, Masatomo Yamagiwa, Shin'ichiro Kajiyama, Yasuyuki Ozeki, Kazuyoshi Itoh, Kiichi Fukui

JBO, Vol. 14, Issue 04, 040506, (July 2009) https://doi.org/10.1117/12.10.1117/1.3207151

KEYWORDS: Microscopy, Visualization, Spatial light modulators, Optical filters, Signal processing, Mirrors, Dispersion, Luminescence, 3D image processing, Phase matching

Read Abstract +

SPIE Journal Paper | 1 May 2008 Open Access

Open Access

In vivo manipulation of fluorescently labeled organelles in living cells by multiphoton excitation

Wataru Watanabe, Sachhiro Matsunaga, Tsunehito Higashi, Kiichi Fukui, Kazuyoshi Itoh

JBO, Vol. 13, Issue 03, 031213, (May 2008) https://doi.org/10.1117/12.10.1117/1.2939401

KEYWORDS: Luminescence, Femtosecond phenomena, Laser ablation, In vivo imaging, Confocal microscopy, Green fluorescent protein, Oscillators, Molecules, Microscopes, Fluorescent proteins

Read Abstract +

Proceedings Article | 20 February 2008 Paper

Paper

Ultrafast laser microwelding for transparent and heterogeneous materials

Kazuyoshi Itoh, Takayuki Tamaki

Proceedings Volume 6881, 68810V (2008) https://doi.org/10.1117/12.769655

KEYWORDS: Ultrafast lasers, Glasses, Borosilicate glass, Silica, Femtosecond phenomena, Interfaces, Absorption, Opacity, Silicon, Laser irradiation

Read Abstract +

Proceedings Article | 15 February 2008 Paper

Paper

Selective labeling of a single organelle by using two-photon conversion of a photoconvertible fluorescent protein

Wataru Watanabe, Tomoko Shimada, Sachihiro Matsunaga, Daisuke Kurihara, Shin-ichi Arimura, Nobuhiro Tsutsumi, Kiichi Fukui, Kazuyoshi Itoh

Proceedings Volume 6860, 68601B (2008) https://doi.org/10.1117/12.768745

KEYWORDS: Femtosecond phenomena, Luminescence, Fluorescent proteins, Proteins, Objectives, Microscopes, Mirrors, Bandpass filters, Confocal microscopy, 3D image processing

Read Abstract +

Proceedings Article | 13 March 2007 Paper

Paper

Joining of transparent materials by femtosecond laser pulses

Wataru Watanabe, Satoshi Onda, Takayuki Tamaki, Kazuyoshi Itoh

Proceedings Volume 6460, 646017 (2007) https://doi.org/10.1117/12.698906

KEYWORDS: Femtosecond phenomena, Glasses, Absorption, Transmittance, Borosilicate glass, Interfaces, Silica, Laser energy, Amplifiers, Medical devices

Read Abstract +

Proceedings Article | 13 March 2007 Paper

Paper

Laser micro-welding of silicon and borosilicate glass using nonlinear absorption effect induced by 1558-nm femtosecond fiber laser pulses

Takayuki Tamaki, Wataru Watanabe, Kazuyoshi Itoh

Proceedings Volume 6460, 646018 (2007) https://doi.org/10.1117/12.699937

KEYWORDS: Borosilicate glass, Femtosecond phenomena, Silicon, Absorption, Semiconductor lasers, Interfaces, Ultrafast phenomena, Laser welding, Pulsed laser operation, Opacity

Read Abstract +

Proceedings Article | 19 October 2006 Paper

Paper

Wavelength- and time-division reconfigurable optical add/drop multiplexer (ROADM) using a time-space conversion and a MEMS optical switch

R. Itoh, T. Konishi, K. Itoh

Proceedings Volume 6353, 63530E (2006) https://doi.org/10.1117/12.688807

KEYWORDS: Microelectromechanical systems, Optical switching, Switching, Wavelength division multiplexing, Multiplexers, Liquid crystals, Switches, Photonic integrated circuits, Polarization, Quantum wells

Read Abstract +

Proceedings Article | 3 October 2006 Paper

Paper

All-optical analog-to-digital conversion using optical interconnection for gray code coding

Takashi Nishitani, Tsuyoshi Konishi, Kazuyoshi Itoh

Proceedings Volume 6353, 63530H (2006) https://doi.org/10.1117/12.688607

KEYWORDS: Optical interconnects, Quantization, Analog electronics, Binary data, Signal detection, Optical communications, Digital signal processing, Optical attenuators, Fiber lasers, Signal processing

Read Abstract +

Proceedings Article | 29 September 2006 Paper

Paper

Femtosecond laser micromachining: applications in photonic device fabrication and laser joining

Wataru Watanabe, Junji Nishii, Kazuyoshi Itoh

Proceedings Volume 6400, 640003 (2006) https://doi.org/10.1117/12.689321

KEYWORDS: Waveguides, Glasses, Femtosecond phenomena, Silica, Brain-machine interfaces, Diffraction gratings, Photonic devices, Femtosecond laser micromachining, Polymethylmethacrylate, Lenses

Read Abstract +

Proceedings Article | 30 August 2006 Paper

Paper

Spectral interference technique in stimulated parametric emission microscopy

Kazuyoshi Itoh, Keisuke Isobe

Proceedings Volume 6311, 63110F (2006) https://doi.org/10.1117/12.681994

KEYWORDS: Microscopy, Signal processing, Glasses, Interfaces, Microscopes, Image processing, Absorption, Optical parametric oscillators, Sensors, Refractive index

Read Abstract +

Proceedings Article | 28 February 2006 Paper

Paper

Waveguide writing in bulk PMMA by femtosecond laser pulses

Wataru Watanabe, Seiji Sowa, Kazuyoshi Itoh

Proceedings Volume 6108, 61080R (2006) https://doi.org/10.1117/12.645457

KEYWORDS: Waveguides, Polymethylmethacrylate, Femtosecond phenomena, Refractive index, Objectives, Near field optics, Beam shaping, CCD cameras, Helium neon lasers, Polymers

Read Abstract +

Proceedings Article | 28 February 2006 Paper

Paper

Nanosurgery of sub-cellular organelles in living cells using a femtosecond laser oscillator

Wataru Watanabe, Tomoko Shimada, Sachihiro Matsunaga, Hiroshi Ishii, Tsunehito Higashi, Kiichi Fukui, Kazuyoshi Itoh

Proceedings Volume 6108, 610804 (2006) https://doi.org/10.1117/12.645474

KEYWORDS: Femtosecond phenomena, Luminescence, Oscillators, Confocal microscopy, Sapphire lasers, Objectives, Laser therapeutics, Microscopes, Mirrors, 3D image processing

Read Abstract +

Proceedings Article | 27 August 2005 Paper

Paper

Femtosecond laser manipulation of subcellular organelles in living cells

Wataru Watanabe, Tomoko Shimada, Kazuyoshi Itoh, Sachihiro Matsunaga, Kiichi Fukui

Proceedings Volume 5863, 58630B (2005) https://doi.org/10.1117/12.633079

KEYWORDS: Femtosecond phenomena, Confocal microscopy, Near infrared, Luminescence, Objectives, Microscopy, Ultraviolet radiation, Absorption, Green fluorescent protein, Helium neon lasers

Read Abstract +

Proceedings Article | 11 January 2005 Paper

Paper

Sensitive detection of ultrafast multitransitional spectral patterns by using optical spectrogram scope (OSS)

Tsuyoshi Konishi, Kazunori Tanimura, Takehito Oonishi, Kazuyoshi Itoh

Proceedings Volume 5642, (2005) https://doi.org/10.1117/12.565206

KEYWORDS: Optical filters, Signal detection, Electronic filtering, Optical signal processing, Ultrafast phenomena, Sensors, Data acquisition, Interferometry, Time-frequency analysis, Filtering (signal processing)

Read Abstract +

Proceedings Article | 1 June 2004 Paper

Paper

Fabrication of photonic devices with femtosecond laser pulses

Wataru Watanabe, Kazuyoshi Itoh

Proceedings Volume 5340, (2004) https://doi.org/10.1117/12.527884

KEYWORDS: Waveguides, Glasses, Diffraction gratings, Femtosecond phenomena, Silica, Zone plates, Diffraction, Holograms, Directional couplers, 3D image reconstruction

Read Abstract +

Proceedings Article | 18 November 2003 Paper

Paper

Fabrication of volume grating induced in silica glass by femtosecond laser

Kazuhiro Yamada, Wataru Watanabe, Kenji Kintaka, Junji Nishii, Kazuyoshi Itoh

Proceedings Volume 5063, (2003) https://doi.org/10.1117/12.540762

KEYWORDS: Diffraction gratings, Diffraction, Silica, Glasses, Femtosecond phenomena, Ultrafast phenomena, Polarization, Objectives, Photonic devices, Camera shutters

Read Abstract +

Proceedings Article | 18 November 2003 Paper

Paper

Fabrication of micro-holes in silica glass by femtosecond laser pulses

Y. Iga, Wataru Watanabe, T. Ishizuka, Yan Li, Junji Nishii, Kazuyoshi Itoh

Proceedings Volume 5063, (2003) https://doi.org/10.1117/12.541076

KEYWORDS: Glasses, Capillaries, Femtosecond phenomena, Silica, Liquids, Lithium, Sapphire lasers, Objectives, Photomicroscopy, Surface finishing

Read Abstract +

Proceedings Article | 19 June 2003 Paper

Paper

Characteristics of couplers and grating induced by self-trapped filament of femtosecond laser pulses

Wataru Watanabe, Taishi Asano, Kazuhiro Yamada, Junji Nishii, Kazuyoshi Itoh

Proceedings Volume 4978, (2003) https://doi.org/10.1117/12.478584

KEYWORDS: Waveguides, Glasses, Femtosecond phenomena, Directional couplers, Silica, Polarization, Objectives, Microscopes, Beam splitters, Ultrafast phenomena

Read Abstract +

Proceedings Article | 19 February 2003 Paper

Paper

Polarization dependence of refractive-index change in silica glass induced by self-trapped filament of femtosecond laser pulses

Kazuhiro Yamada, Wataru Watanabe, Taishi Asano, Junji Nishii, Kazuyoshi Itoh

Proceedings Volume 4830, (2003) https://doi.org/10.1117/12.486550

KEYWORDS: Polarization, Glasses, Silica, Femtosecond phenomena, Microscopes, Diffraction, Diffraction gratings, Scanning electron microscopy, Polishing, Anisotropy

Read Abstract +

Proceedings Article | 19 February 2003 Paper

Paper

Nano- and microprocessing in glass using a femtosecond laser

Kazuyoshi Itoh

Proceedings Volume 4830, (2003) https://doi.org/10.1117/12.486545

KEYWORDS: Glasses, Femtosecond phenomena, Silica, Waveguides, Fiber Bragg gratings, Polarization, Diffraction, Diffraction gratings, Ultrafast phenomena, Laser drilling

Read Abstract +

Proceedings Article | 19 February 2003 Paper

Paper

Control of positions and shapes of voids in transparent materials with femtosecond laser

Wataru Watanabe, Kazuhiro Yamada, Daisuke Kuroda, Taishi Shinagawa, Kazuyoshi Itoh, Junji Nishii

Proceedings Volume 4830, (2003) https://doi.org/10.1117/12.486547

KEYWORDS: Femtosecond phenomena, Glasses, Fresnel lenses, Silica, Calcium, Laser beam propagation, Optical storage, Microscopes, Polishing, Beam shaping

Read Abstract +

Proceedings Article | 20 November 2002 Paper

Paper

Laser fabrication of photorefractive Bragg reflectors, asymmetric waveguides, and void arrays in glass

Kazuyoshi Itoh, Wataru Watanabe, Yan Li, Kazuhiro Yamada, Junji Nishii

Proceedings Volume 4803, (2002) https://doi.org/10.1117/12.468111

KEYWORDS: Glasses, Silica, Polarization, Diffraction, Waveguides, Femtosecond phenomena, Diffraction gratings, Polishing, Fiber Bragg gratings, Scanning electron microscopy

Read Abstract +

Proceedings Article | 18 June 2002 Paper

Paper

Fabrication of birefringent microstructures in transparent materials with femtosecond laser pulses

Wataru Watanabe, Kazuhiro Yamada, Daisuke Kuroda, Taishi Shinagawa, Taishi Asano, Junji Nishii, Kazuyoshi Itoh

Proceedings Volume 4637, (2002) https://doi.org/10.1117/12.470622

KEYWORDS: Femtosecond phenomena, Glasses, Diffraction, Silica, Calcium, Laser beam propagation, Photonics, Scanning electron microscopy, Objectives, Polarization

Read Abstract +

Proceedings Article | 23 January 2002 Paper

Paper

Photofabrication for microphotonics in glass

Kazuyoshi Itoh, Wataru Watanabe, Kazuhiro Yamada, Ken-ichi Hayashi, Junji Nishii

Proceedings Volume 4459, (2002) https://doi.org/10.1117/12.454044

KEYWORDS: Glasses, Silica, Femtosecond phenomena, Ultrafast phenomena, Water, Waveguides, Polarization, Laser drilling, Fabrication, Birefringence

Read Abstract +

Proceedings Article | 8 May 2001 Paper

Paper

Movement of a bubble inside silica glass and calcium fluoride by irradiation of femtosecond laser pulses

Wataru Watanabe, Kazuhiro Yamada, Daisuke Kuroda, Taishi Shinagawa, Kazuyoshi Itoh, Junji Nishii

Proceedings Volume 4416, (2001) https://doi.org/10.1117/12.427080

KEYWORDS: Femtosecond phenomena, Glasses, Silica, Calcium, Objectives, Ultrafast phenomena, Halogens, Lamps, Pulsed laser operation, Micromachining

Read Abstract +

Proceedings Article | 8 May 2001 Paper

Paper

Dependence of refractive index charge in silica glass on polarization of incident ultrashort laser pulses

Kazuhiro Yamada, Wataru Watanabe, Kazuyoshi Itoh, Junji Nishii

Proceedings Volume 4416, (2001) https://doi.org/10.1117/12.427081

KEYWORDS: Ultrafast phenomena, Glasses, Polarization, Silica, Refractive index, Optical engineering, Optical sensing, Nanotechnology

Read Abstract +

Proceedings Article | 6 November 2000 Paper

Paper

Observation of voids and optical seizing of voids in silica glass with infrared femtosecond laser pulses

Wataru Watanabe, Tadamasa Toma, Kazuhiro Yamada, Junji Nishii, Ken-ichi Hayashi, Kazuyoshi Itoh

Proceedings Volume 4088, (2000) https://doi.org/10.1117/12.405684

KEYWORDS: Glasses, Femtosecond phenomena, Silica, Infrared lasers, Objectives, Infrared radiation, 3D optical data storage, Scanning electron microscopy, Fabrication, Optical storage

Read Abstract +

Proceedings Article | 6 November 2000 Paper

Paper

Photo-induced refractive-index changes in filaments formed in glass with femtosecond laser pulses

Kazuhiro Yamada, Tadamasa Toma, Wataru Watanabe, Junji Nishii, Kazuyoshi Itoh

Proceedings Volume 4088, (2000) https://doi.org/10.1117/12.405764

KEYWORDS: Refractive index, Glasses, Femtosecond phenomena, Silica, Waveguides, Ultrafast phenomena, Pulsed laser operation, Lenses, Sodium, Microfabrication

Read Abstract +

Proceedings Article | 19 October 2000 Paper

Paper

Refractive and structural changes in silica glass induced by ultrashort laser pulses

Kazuyoshi Itoh, Wataru Watanabe, Tadamasa Toma, Kazuhiro Yamada

Proceedings Volume 4110, (2000) https://doi.org/10.1117/12.404764

KEYWORDS: Refractive index, Glasses, Silica, Ultrafast phenomena, Waveguides, Femtosecond phenomena, Objectives, Scanning electron microscopy, Photonic crystals, Crystals

Read Abstract +

Proceedings Article | 27 October 1999 Paper

Paper

Two-dimensional dispersive coherence spectrotomography with white-light continuum

Kazuyoshi Itoh, Wataru Watanabe

Proceedings Volume 3753, (1999) https://doi.org/10.1117/12.366306

KEYWORDS: Light sources, Prisms, Optical filters, Signal to noise ratio, Light, Microlens array, Signal detection, Michelson interferometers, Spectroscopy, Charge-coupled devices

Read Abstract +

Proceedings Article | 1 October 1999 Paper

Paper

Propagation of angular cross-spectral density and 3D imaging

Hidenobu Arimoto, Kazuyoshi Itoh

Proceedings Volume 3804, (1999) https://doi.org/10.1117/12.363973

KEYWORDS: Interferometry, Optical fibers, Stereoscopy, 3D image processing, Imaging systems, Spatial coherence, Wave propagation, Free space, Fourier transforms, Point spread functions

Read Abstract +

Proceedings Article | 24 September 1999 Paper

Paper

Coherence spectrotomography and white-light continuum

Kazuyoshi Itoh, Wataru Watanabe

Proceedings Volume 3900, (1999) https://doi.org/10.1117/12.364571

KEYWORDS: Light sources, Microlens array, Prisms, Light scattering, Reflectivity, Optical filters, Light, Photography, Interferometry, Ultrafast phenomena

Read Abstract +

Proceedings Article | 20 September 1999 Paper

Paper

Fabrication of small Bragg reflectors in glass with refractive index change induced by ultrashort laser pulses

Kazuyoshi Itoh, Tadamasa Toma, Kazuhiro Yamada

Proceedings Volume 3801, (1999) https://doi.org/10.1117/12.363928

KEYWORDS: Refractive index, Waveguides, Reflectors, Glasses, Diffraction, Diffraction gratings, Crystals, Near field optics, Modulation, Laser crystals

Read Abstract +

Proceedings Article | 13 August 1999 Paper

Paper

White-light continuum as a low-coherence light source for interferometry and its applications to dispersive coherence spectrotomography

Kazuyoshi Itoh, Wataru Watanabe

Proceedings Volume 3744, (1999) https://doi.org/10.1117/12.357735

Read Abstract +

Proceedings Article | 19 July 1999 Paper

Paper

Extended theory of radiometry and coherence for short-pulse waves and hyper-multispectral imaging

Kyu Yoshimori, Kazuyoshi Itoh

Proceedings Volume 3749, (1999) https://doi.org/10.1117/12.354959

KEYWORDS: Radiometry, Radio optics, Coherence (optics), Correlation function, Multispectral imaging, Light sources, Fourier transforms, Optical components, Interferometry, Spatial coherence

Read Abstract +

Proceedings Article | 19 July 1999 Paper

Paper

Interferometric imaging by inverse propagation of cross-spectral density

Hidenobu Arimoto, Kazuyoshi Itoh

Proceedings Volume 3749, (1999) https://doi.org/10.1117/12.355045

KEYWORDS: Interferometry, Spatial coherence, Ions, Light, Erbium, Fourier transforms, Tin, Applied physics, Astronomy, Diffraction

Read Abstract +

Proceedings Article | 7 May 1999 Paper

Paper

Passive interferometric 3D imaging based on the propagation law of cross-spectral density

Hidenobu Arimoto, Kazuyoshi Itoh

Proceedings Volume 3740, (1999) https://doi.org/10.1117/12.347760

KEYWORDS: Fourier transforms, Wave propagation, Interferometry, 3D image processing, Stereoscopy, Image retrieval, Spatial coherence, Differential equations, Light sources, Light wave propagation

Read Abstract +

Proceedings Article | 7 May 1999 Paper

Paper

Dispersive coherence spectrotomography of a layered medium

Wataru Watanabe, Kazuyoshi Itoh

Proceedings Volume 3740, (1999) https://doi.org/10.1117/12.347829

KEYWORDS: Signal to noise ratio, Signal detection, Light sources, Scattering, Sensors, Light scattering, Spectroscopy, CCD cameras, Radar, Optical filters

Read Abstract +

Proceedings Article | 7 May 1999 Paper

Paper

Independent component analysis based on a scatter diagram

Katsuhisa Hirokawa, Taro Yamaguchi, Kazuyoshi Itoh

Proceedings Volume 3740, (1999) https://doi.org/10.1117/12.347785

KEYWORDS: Independent component analysis, Signal processing, Principal component analysis, Neural networks, Sensors, Evolutionary algorithms, Image processing, Digital signal processing, Applied physics, Nonlinear optics

Read Abstract +

Proceedings Article | 9 June 1998 Paper

Paper

Coherence spectrotomography with white light continuum

Wataru Watanabe, Yoshiyasu Masuda, Kazuyoshi Itoh

Proceedings Volume 3261, (1998) https://doi.org/10.1117/12.310565

KEYWORDS: Microlens array, Confocal microscopy, Interferometers, Tissue optics, Light scattering, Optical filters, Light sources, Scattering, Bandpass filters, Backscatter

Read Abstract +

Proceedings Article | 9 June 1998 Paper

Paper

Parallelisms in interferometric fast spectral imaging

Kazuyoshi Itoh, Wataru Watanabe, Yoshiyasu Masuda

Proceedings Volume 3261, (1998) https://doi.org/10.1117/12.310562

KEYWORDS: Mirrors, Imaging spectroscopy, Liquid crystals, Interferometers, Interferometry, Imaging systems, Beam splitters, Spectroscopy, Sensors, Michelson interferometers

Read Abstract +

Proceedings Article | 22 September 1997 Paper

Paper

Micro-Bragg reflectors in photorefractive 3D waveguides

Kazuyoshi Itoh, Wataru Watanabe, Kouichi Ikezawa, Yoshio Furuya

Proceedings Volume 3137, (1997) https://doi.org/10.1117/12.279178

KEYWORDS: Waveguides, Reflectors, Crystals, Near field optics, Refractive index, Near field, Laser crystals, Laser beam diagnostics, Beam splitters, Reflectivity

Read Abstract +

Proceedings Article | 23 August 1996 Paper

Paper

Optical pattern recognition system using binary phase-only correlator and optimized correlation filters

Masaki Taniguchi, Kazunori Kurokawa, Kazuyoshi Itoh, Katsunori Matsuoka, Yoshiki Ichioka

Proceedings Volume 2774, (1996) https://doi.org/10.1117/12.246727

KEYWORDS: Image filtering, Binary data, Phase only filters, Phase shift keying, Optical correlators, Modulation, Optical filters, Optical pattern recognition, Spatial light modulators, Optimization (mathematics)

Read Abstract +

SPIE Journal Paper | 1 August 1996

Nonuniform and off-axis structures for photorefractive waveguides in lithium niobate

Osamu Matoba, Kazuyoshi Itoh, Yoshiki Ichioka

OE, Vol. 35, Issue 08, (August 1996) https://doi.org/10.1117/12.10.1117/1.600823

KEYWORDS: Waveguides, Crystals, Refractive index, Near field optics, Near field, Laser crystals, Optical fabrication, Lithium niobate, Neural networks, Fabrication

Proceedings Article | 18 August 1995 Paper

Paper

ODINN in LiN: optical dynamic interconnections for neural networks in lithium niobate

Kazuyoshi Itoh, Osamu Matoba, Yoshiki Ichioka

Proceedings Volume 2529, (1995) https://doi.org/10.1117/12.216996

KEYWORDS: Waveguides, Near field optics, Crystals, Near field, Laser beam diagnostics, Refractive index, Neural networks, Laser crystals, Lithium niobate, Numerical analysis

Read Abstract +

Proceedings Article | 16 September 1992 Paper

Paper

Shift-invariant neural network for image processing: learning and generalization

Wei Zhang, Akira Hasegawa, Osamu Matoba, Kazuyoshi Itoh, Yoshiki Ichioka, Kunio Doi

Proceedings Volume 1709, (1992) https://doi.org/10.1117/12.140004

KEYWORDS: Neural networks, Photomicroscopy, Artificial neural networks, Computer simulations, Image processing, Point spread functions, Radiology, Applied physics, Radio propagation, Spatial filters

Read Abstract +

Proceedings Article | 11 November 1991 Paper

Paper

Neural-network-based image processing of human corneal endothelial micrograms

Akira Hasegawa, Wei Zhang, Kazuyoshi Itoh, Yoshiki Ichioka

Proceedings Volume 1558, (1991) https://doi.org/10.1117/12.49647

KEYWORDS: Neural networks, Image processing, Wave propagation, Image filtering, Scattering, Multilayers, Evolutionary algorithms, Cornea, Machine learning, Digital image processing

Read Abstract +

Proceedings Article | 1 November 1991 Paper

Paper

Image processing based on supervised learning in neural networks

Akira Hasegawa, Wei Zhang, Kazuyoshi Itoh, Yoshiki Ichioka

Proceedings Volume 1621, (1991) https://doi.org/10.1117/12.50444

KEYWORDS: Image processing, Neural networks, Cornea, Machine learning, Optical storage, Image filtering, Digital image processing, Digital filtering, Mathematical morphology, Linear filtering

Read Abstract +

Proceedings Article | 1 July 1990 Paper

Paper

Comparison of interferometric spectral imaging techniques near the pupil plane and image plane

Kazuyoshi Itoh, Takashi Inoue, Yoshiki Ichioka

Proceedings Volume 1319, (1990) https://doi.org/10.1117/12.34750

Read Abstract +

Showing 5 of 61 publications

Proceedings Volume Editor (1)

SPIE Conference Volume | 8 October 2004

Fifth International Symposium on Laser Precision Microfabrication

Conference Committee Involvement (21)

Optics and Photonics for Information Processing XIII

13 August 2019 | San Diego, California, United States

Optics and Photonics for Information Processing XII

19 August 2018 | San Diego, California, United States

Third International Conference on Photonic Solutions

8 November 2017 | Pattaya, Thailand

Optics and Photonics for Information Processing XI

7 August 2017 | San Diego, California, United States

Optics and Photonics for Information Processing X

29 August 2016 | San Diego, California, United States

Optics and Photonics for Information Processing IX

10 August 2015 | San Diego, California, United States

Optics and Photonics for Information Processing VIII

18 August 2014 | San Diego, California, United States

Optics and Photonics for Information Processing VII

28 August 2013 | San Diego, California, United States

Information Optics and Optical Data Storage II

7 November 2012 | Beijing, China

Optics and Photonics for Information Processing VI

15 August 2012 | San Diego, California, United States

Optics and Photonics for Information Processing V

24 August 2011 | San Diego, California, United States

Information Optics and Optical Data Storage

18 October 2010 | Beijing, China

Optics and Photonics for Information Processing IV

3 August 2010 | San Diego, California, United States

Optics and Photonics for Information Processing III

4 August 2009 | San Diego, California, United States

Optics and Photonics for Information Processing II

13 August 2008 | San Diego, California, United States

Information Optics and Photonics Technologies II

12 November 2007 | Beijing, China

Optics and Photonics for Information Processing

28 August 2007 | San Diego, California, United States

Optical Information Systems IV

16 August 2006 | San Diego, California, United States

Optical Information Systems III

3 August 2005 | San Diego, California, United States

Information Optics and Photonics Technology

8 November 2004 | Beijing, China

Fifth International Symposium on Laser Precision Microfabrication

11 May 2004 | Nara, Japan

Showing 5 of 21 Conference Committees

SIGN IN TO:

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Advertisement

Advertisement