Dr. Koichi Watanabe Profile

Dr. Koichi Watanabe

at Hitachi Ltd

SPIE Involvement:

Author

Publications (6)

SPIE Journal Paper | 8 July 2016 Open Access

Coherent anti-Stokes Raman scattering hyperspectral imaging of cartilage aiming for state discrimination of cell

Manabu Shiozawa, Masataka Shirai, Junko Izumisawa, Maiko Tanabe, Koich Watanabe

JBO, Vol. 21, Issue 07, 076004, (July 2016) https://doi.org/10.1117/12.10.1117/1.JBO.21.7.076004

KEYWORDS: Cartilage, Hyperspectral imaging, CARS tomography, Collagen, Signal to noise ratio, Raman spectroscopy, Microscopes, Fiber lasers, Light, Pulsed laser operation

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Proceedings Article | 7 March 2016 Paper

CARS hyperspectral imaging of cartilage aiming for state discrimination of cell

Manabu Shiozawa, Masataka Shirai, Junko Izumisawa, Maiko Tanabe, Koichi Watanabe

Proceedings Volume 9704, 97040L (2016) https://doi.org/10.1117/12.2208994

KEYWORDS: Cartilage, Collagen, Hyperspectral imaging, CARS tomography, Microscopes, Prototyping, Light sources, Fiber lasers, Single mode fibers, Photonic crystal fibers, Raman spectroscopy, Signal to noise ratio, Light

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Proceedings Article | 2 March 2015 Paper

Low cost, high resolution optical coherence tomography utilizing a narrowband laser diode

Kentaro Osawa, Naoko Senda, Hiroyuki Minemura, Koichi Watanabe, Jun Hato, Daisuke Tomita

Proceedings Volume 9312, 931237 (2015) https://doi.org/10.1117/12.2074244

KEYWORDS: Optical coherence tomography, Objectives, Light sources, Imaging systems, Semiconductor lasers, Optical resolution, Compact discs, Interferometers, Image acquisition, Free space

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Proceedings Article | 8 June 2010 Paper

Optical phase multi-level recording in microhologram

Hideharu Mikami, Kentaro Osawa, Koichi Watanabe

Proceedings Volume 7730, 77301D (2010) https://doi.org/10.1117/12.866058

KEYWORDS: Modulation, Phase shift keying, Signal to noise ratio, Optical discs, Phase modulation, Homodyne detection, Amplitude modulation, Interference (communication), Light, Signal detection

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Proceedings Article | 3 June 2010 Paper

Homodyne detection for readout signals of optical disc with a high-coherence laser

Kentaro Osawa, Hideharu Mikami, Takahiro Kurokawa, Koichi Watanabe

Proceedings Volume 7730, 77300E (2010) https://doi.org/10.1117/12.858867

KEYWORDS: Signal detection, Homodyne detection, Optical discs, Light sources, Signal to noise ratio, Reflectivity, Beam splitters, Semiconductor lasers, Polarization, Switching

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Showing 5 of 6 publications

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