Nippon Seiki Co., Ltd.

Taisuke Sato

Hiroyuki Furusawa

Takanori Shigeno

Provided is a display apparatus capable of having excellent yield. This display apparatus is provided with: a light source that outputs light for lighting a liquid crystal display element; an optical element (a first light collecting lens or the like) that is disposed on an optical axis of the light source, said optical element being disposed between the light source and the liquid crystal display element; and a case body that houses the optical element. The case body has: an upper opening opened toward the Z axis direction; a bottom section that is positioned on the opposite side to the upper opening in the Z axis direction; and a groove section (a groove section or the like), which is positioned between the upper opening and the bottom section, extends in the Z axis direction, and is recessed in the X axis direction. The optical element has a protruding section (a flange section or the like) that protrudes in the X axis direction, and is housed in the case body in a state wherein the optical element is standing in the Z axis direction by having the protruding section caught in the groove section.

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Niigata, Japan

Taisuke Sato