{
"$type": "site.standard.document",
"description": "To provide an image display device for enabling a polarization axis direction of a reflection type polarizing plate to be identified with simplicity and accuracy, and enabling an adjustment in the polarization reflection axis direction to be made with high accuracy, a wire grid polarizing plate for…",
"path": "/patents/1293153",
"publishedAt": "2021-06-17T00:00:00.000Z",
"site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
"tags": [
"G02B27/0101",
"ASAHI KASEI KABUSHIKI KAISHA"
],
"textContent": "To provide an image display device for enabling a polarization axis direction of a reflection type polarizing plate to be identified with simplicity and accuracy, and enabling an adjustment in the polarization reflection axis direction to be made with high accuracy, a wire grid polarizing plate for enabling the polarization axis direction to be examined simply, and the like, a head-up display device () in the present invention is an image display device provided with an image display () that outputs image light which is polarized light, a reflection type polarizing plate () having an reflecting surface () that reflects the image light, and a projection plate () onto which the image light reflected by the reflection type polarizing plate is projected, and is characterized in that the reflection type polarizing plate allows a bright line (B) as an indicator indicative of the polarization axis direction of the reflecting surface to be observed.",
"title": "IMAGE DISPLAY DEVICE, WIRE GRID POLARIZING PLATE, METHOD OF MANUFACTURING PLATE, METHOD OF OBSERVING WIRE GRID POLARIZING PLATE, AND METHOD OF ESTIMATING POLARIZATION AXIS DIRECTION OF WIRE GRID POLARIZING PLATE"
}