{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "An optical control element according to the invention includes a first polarizer a that is provided on a display screen side of a display apparatus and has a polarization absorption axis 1 set in a horizontal direction, a second polarizer a' that is provided on a viewer side and has a polarization…",
  "path": "/patents/1007502",
  "publishedAt": "2011-11-30T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K35/22",
    "HAYASHI ENGINEERING INC [JP]"
  ],
  "textContent": "An optical control element according to the invention includes a first polarizer a that is provided on a display screen side of a display apparatus and has a polarization absorption axis 1 set in a horizontal direction, a second polarizer a' that is provided on a viewer side and has a polarization absorption axis 1' set in the horizontal direction or a direction that forms a predetermined angle with the horizontal direction, and at least one retardation film b disposed between the first polarizer a and the second polarizer a'.",
  "title": "Optical control element"
}