{
  "$type": "site.standard.document",
  "description": "An object is to provide a head-up display capable of preventing an overlap of a virtual image at a far focus position with a road surface. The head-up display includes an imaging position changer (150) that includes a display device (110) to display an image and a projection optical system (140)…",
  "path": "/patents/1421053",
  "publishedAt": "2026-03-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K35/233",
    "PANASONIC AUTOMOTIVE SYSTEMS CO LTD [JP]"
  ],
  "textContent": "An object is to provide a head-up display capable of preventing an overlap of a virtual image at a far focus position with a road surface. The head-up display includes an imaging position changer (150) that includes a display device (110) to display an image and a projection optical system (140) for enlarging and projecting the image and is configured to change a position of a virtual image (I) between a far visual position (P2) far from an observer (d) and a near visual position (PI) close to the observer (d). The imaging position changer (150) is configured to incline the virtual image (I) at the far visual position (P2) by a second inclination angle with respect to a perpendicular plane to a reference light beam (Lc) reaching a center of a viewpoint region (300) in which a viewpoint of the observer (D) is located, to move an upper end (I) thereof in a forward direction of the moving object (200), and incline the virtual image (I) at the near visual position (PI) by a first inclination angle smaller than the second inclination angle with respect to the perpendicular plane to the reference light beam (Lc), to move the upper end (I) in the forward direction of the moving object (200).",
  "title": "HEAD-UP DISPLAY"
}