Title:
LIGHT SOURCE DEVICE AND PROJECTION-TYPE DISPLAY APPARATUS
Document Type and Number:
WIPO Patent Application WO/2019/069563
Kind Code:
A1
Abstract:
A light source device according to an embodiment of the present disclosure is provided with: a light source unit; a rotor having a fluorescent body which emits fluorescence through excitation by excitation light from the light source unit; a motor that drives the rotor; a casing that houses the rotor; one or more lens groups that converge the excitation light from the light source unit toward the rotor; a lens holding part that holds the one or more lens groups; and an adjustment mechanism for adjusting a distance between the rotor and the one or more lens groups.
Inventors:
SATO YUJI (JP)
Application Number:
PCT/JP2018/030394
Publication Date:
April 11, 2019
Filing Date:
August 16, 2018
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
G03B21/14; F21S2/00; F21V5/04; F21V7/00; F21V9/00; F21V17/02; H04N5/74; F21Y115/30
Domestic Patent References:
| WO2017152885A1 | 2017-09-14 | |||
| WO2017098706A1 | 2017-06-15 |
Foreign References:
| JP2017161654A | 2017-09-14 | |||
| JP2017009684A | 2017-01-12 | |||
| JPH0990512A | 1997-04-04 | |||
| JP2006093089A | 2006-04-06 | |||
| JP2012221820A | 2012-11-12 | |||
| JP2017130344A | 2017-07-27 | |||
| JP2014238485A | 2014-12-18 | |||
| JP2009277552A | 2009-11-26 | |||
| JP2018120174A | 2018-08-02 | |||
| JP2014238485A | 2014-12-18 | |||
| JP2012221820A | 2012-11-12 | |||
| JP2017194978A | 2017-10-26 |
Other References:
See also references of EP 3693791A4
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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