Seiko Epson Corporation

Mitsuru Nakata

Mitsuaki Yoshizawa

Katsuhito Suzuki

Fumiaki Mukaiyama

A printing medium includes: a rectangular lens sheet that has a surface formed in a predetermined lens shape; and a thin base that is fixed to a rear surface of the lens sheet on which no lens is formed and has an extending portion extending from one side of the lens sheet to the outside. In the printing medium, when a region corresponding to the rear surface of the lens sheet is referred to as a unit region, the extending portion includes a plurality of unit regions adjacent to one another with adjacent portions, which are common sides, interposed therebetween, and a first printing surface and a second printing surface having predetermined images formed thereon are formed in corresponding unit regions on one surface of the base that is fixed to the rear surface of the lens sheet or the other surface of the base. In addition, at least one unit region is additionally interposed between the unit region where the first printing surface is formed and the unit region where the second printing surface is formed.

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Suwa, Japan

Mitsuru Nakata