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.
J-STAGEがリニューアルされました! https://www.jstage.jst.go.jp/browse/-char/ja/
