Dr. Toru Oka Profile

Dr. Toru Oka

at Mitsubishi Electric Corp

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Author

Publications (3)

SPIE Journal Paper | 1 July 2007

Displacement sensor based on grating imaging with a cylindrical lens array and a phase grating

Toru Oka, Yoichi Ohmura, Hajime Nakajima, Toshiro Nakashima, Wei Gao, Kazuhiro Hane, Satoshi Kiyono

OE, Vol. 46, Issue 07, 073603, (July 2007) https://doi.org/10.1117/12.10.1117/1.2753185

KEYWORDS: Sensors, Distortion, Modulation transfer functions, Spatial frequencies, Imaging systems, Optical transfer functions, Point spread functions, Optical engineering, Signal to noise ratio, Prototyping

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Proceedings Article | 27 August 2005 Paper

Displacement metrology based on grating imaging with a cylindrical lens array and a phase grating

Toru Oka, Yoichi Ohmura, Toshiro Nakashima, Wei Gao, Kazuhiro Hane, Satoshi Kiyono

Proceedings Volume 5858, 58580T (2005) https://doi.org/10.1117/12.612088

KEYWORDS: Sensors, Optical transfer functions, Distortion, Modulation transfer functions, Metrology, Point spread functions, Spatial frequencies, Staring arrays, Signal to noise ratio, Reflectivity

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Proceedings Article | 1 September 2004 Paper

Novel design and prototyping of a micro-optical distance sensor considering a distributed fabrication

Uwe Hollenbach, Juergen Mohr, Toru Oka, Ulrike Wallrabe, Ingo Sieber

Proceedings Volume 5459, (2004) https://doi.org/10.1117/12.546023

KEYWORDS: Sensors, Mirrors, Lenses, Prototyping, Optics manufacturing, Semiconducting wafers, Photomasks, Ray tracing, Electro optics, Manufacturing

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