Title:
ILLUMINATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/104190
Kind Code:
A1
Abstract:
Provided is an illumination device having a video projection function and being easier to use for users.
The illumination device comprises an illumination unit that emits illumination light and a projection-type video display unit that projects videos. The illumination device is configured such that the lit state of the illumination light source for the illumination unit and the lit status of the light source for the projection-type video display unit can be switched between at least: a first state in which both the illumination light source for the illumination unit and the light source for the projection-type video display unit are not lit; a second state in which the illumination light source for the illumination unit is lit and the light source for the projection-type video display unit is not lit; and a third state in which the illumination light source for the illumination unit is not lit and the light source for the projection-type video display unit is lit.
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Inventors:
SHIMIZU TAKUYA (JP)
WATANABE KATSUYUKI (JP)
HISAMATSU SOSUKE (JP)
HANADA MAKI (JP)
KURACHI MEGUMI (JP)
WATANABE KATSUYUKI (JP)
HISAMATSU SOSUKE (JP)
HANADA MAKI (JP)
KURACHI MEGUMI (JP)
Application Number:
PCT/JP2015/084818
Publication Date:
June 30, 2016
Filing Date:
December 11, 2015
Export Citation:
Assignee:
HITACHI MAXELL (JP)
International Classes:
F21V33/00; F21S2/00; F21S8/04; F21S8/06; G03B21/00; H04N5/64; F21Y101/00; F21Y115/10
Foreign References:
| JPH07264527A | 1995-10-13 | |||
| JP2006190657A | 2006-07-20 | |||
| JPH0659233A | 1994-03-04 | |||
| JP2007325829A | 2007-12-20 | |||
| JP2006270684A | 2006-10-05 |
Attorney, Agent or Firm:
TSUTSUI & ASSOCIATES (JP)
Patent business corporation Tsutsui international patent firm (JP)
Patent business corporation Tsutsui international patent firm (JP)
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