Display, display system, image projection system, and movable object
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsTakato Hada, Takahiro Akiyoshi, Hiroki Hara, Keiji Sugiyama
Life of this patent
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Abstract
Provided is a head-up display including a liquid-crystal panel including a display screen, a Fresnel lens which is on an opposite side of the liquid-crystal panel from the display screen, a light-diffusion structure between the liquid-crystal panel and the Fresnel lens, and a mirror that forms a virtual image corresponding to an image displayed on the display screen of the liquid-crystal panel, in a target space, where the light-diffusion structure is thinner than the Fresnel lens, and the light-diffusion structure has a thickness equal to or smaller than 300 μm.
Claims15
A head-up display comprising:
- a liquid-crystal panel including a display screen;
- a Fresnel lens disposed below the display screen;
- a light-diffusion structure disposed below the liquid-crystal panel and above the Fresnel lens;
- and
- a mirror that forms a virtual image corresponding to an image displayed on the display screen of the liquid-crystal panel, in a target space, wherein
- the light-diffusion structure is thinner than the Fresnel lens;
- and
- the light-diffusion structure has a thickness equal to or smaller than 300 μm.
Dependencies are inferred from the claim text.