著者

栗山 敏秀 村上 恒夫

出版者

一般社団法人 電気学会

雑誌

電気学会論文誌. E, センサ・マイクロマシン部門誌 (ISSN:13418939)

巻号頁・発行日

vol.138, no.10, pp.455-460, 2018

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<p>The human error prevention system is realized by 3-point collation using a barcode reader. A new optical device consisting of Littrow prism and cylindrical lens, which are optically aligned with a built-in camera and an LED in a smartphone, has realized the smartphone with the same usability as the conventional barcode reader.</p>