Title:
IMAGE DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2015225218
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an image display device that allows for adjusting brightness of images.SOLUTION: An image display device (1) includes: emission means (11) for emitting a laser beam (LB); diffusion means (15) which includes a scanning surface (153) scanned with the laser beam emitted by the emission means and is configured to diffuse the laser beam irradiated onto the scanning surface; and diameter adjustment means (12, 182) which adjusts a diameter of a light spot (LS) formed on the scanning surface by the laser beam such that the laser beam is diffused at desired diffusion angles by the diffusion means.
Inventors:
NOMOTO TAKAYUKI
Application Number:
JP2014109979A
Publication Date:
December 14, 2015
Filing Date:
May 28, 2014
Export Citation:
Assignee:
PIONEER ELECTRONIC CORP
International Classes:
G02B26/10; G02B27/01
Domestic Patent References:
JP2010145745A | 2010-07-01 | |||
JP2009128659A | 2009-06-11 |
Foreign References:
US20090161191A1 | 2009-06-25 | |||
WO2010146974A1 | 2010-12-23 | |||
WO2013153655A1 | 2013-10-17 |
Attorney, Agent or Firm:
Tatsuo Egami
Satoshi Nakamura
Satoshi Nakamura