Title:
照明装置及びプロジェクター
Document Type and Number:
Japanese Patent JP6819135
Kind Code:
B2
Abstract:
An illumination device includes a first light source section adapted to emit first colored light having a peak wavelength at a first wavelength, a second light source section adapted to emit second colored light having a peak wavelength at a second wavelength, a wavelength conversion element adapted to convert a part of the first colored light and a part of the second colored light into third colored light, and then emit another part of the first colored light, another part of the second colored light, and the third colored light, and a control section adapted to individually control an amount of light per unit time of the first colored light emitted from the first light source section, and an amount of light per unit time of the second colored light emitted from the second light source section.
Inventors:
Kunihiko Takashiro
Application Number:
JP2016163343A
Publication Date:
January 27, 2021
Filing Date:
August 24, 2016
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
F21S2/00; G03B21/14; F21V7/00; F21V7/28; F21V9/00; G03B21/00
Domestic Patent References:
| JP2015025832A | ||||
| JP2014062974A | ||||
| JP2010085740A |
Foreign References:
| US20130083509 | ||||
| US20140347634 |
Attorney, Agent or Firm:
Kazuaki Watanabe
Satoshi Nakai
Hiroki Matsuoka
Satoshi Nakai
Hiroki Matsuoka