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Dive into the research topics where Kohei Ota is active.

Publication


Featured researches published by Kohei Ota.


Archive | 2005

Objective optical element and optical pickup apparatus

Mitsuru Mimori; Kohei Ota; Shinichiro Saito; Yuichi Atarashi; Katsuya Sakamoto; Hidekazu Totsuka; Kiyono Ikenaka


Archive | 2002

Optical pick-up device and objective lens used therein

Koji Honda; Katsuya Sakamoto; Yuichi Atarashi; Kohei Ota


Archive | 2007

Optical pickup device, objective optical element, and optical information recording/reproducing device

Kentarou Nakamura; Eiji Nomura; Nobuyoshi Mori; Kohei Ota


Archive | 2010

OPTICAL ELEMENT FOR OPTICAL PICKUP DEVICE, OPTICAL PICKUP DEVICE AND METHOD FOR ASSEMBLING OPTICAL PICKUP DEVICE

Hideyuki Fujii; Kohei Ota; Tohru Kimura; Kentarou Nakamura


Archive | 2006

Optical pickup device and, objective optical unit and objective optical system designing method

Kiyono Ikenaka; Tohru Kimura; Eiji Nomura; Nobuyoshi Mori; Katsuya Sakamoto; Junji Hashimura; Kohei Ota


Archive | 2009

Optical pickup device and objective lens used in the same

Kiyono Ikenaka; Kohei Ota; Yuichi Atarashi


Archive | 2006

Optical pickup apparatus and objective optical unit

Kohei Ota; Nobuyoshi Mori; Junji Hashimura; Tohru Kimura; Kiyono Ikenaka; Katsuya Sakamoto; Eiji Nomura


Archive | 2007

Objective optical element unit and optical pickup device

Eiji Nomura; Kohei Ota


Archive | 2002

Objective lens for optical pick-up apparatus and optical pick-up apparatus

Kohei Ota; Hidekazu Totsuka; Yuichi Atarashi


Archive | 2002

Optical pickup device and objective lens for the same

Koji Honda; Kohei Ota; Katsuya Sakamoto; Yuichi Shin; 勝也 坂本; 耕平 大田; 勇一 新; 浩司 本田

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