Patent · US Active

Image display apparatus and optical device

US11307426B2 · kind B2 · utility

0Cited by
1References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 9, 2020
Grant dateApr 19, 2022
Priority date
Expiry dateDec 9, 2040

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B2027/0183
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image display apparatus includes: a light source; a screen on which an image is formed when light from the light source is applied thereto; an optical system configured to generate a virtual image by light from the screen; an actuator configured to move the screen in an optical axis direction; a support base supporting the actuator; and a dynamic damper installed on a non-movable part on the support base.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.