Title:
MULTI-PROJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/017666
Kind Code:
A1
Abstract:
A light-shielding plate 20a, wherein an end section 20a1 is formed in a serrated shape, and a gradation coated section 31 is provided by coating in a manner such that the transmittance of white light gradually decreases in a direction away from the end section 20a1.
Inventors:
HAMADA MASAHISA (JP)
NAKAMURA SHOHEI (JP)
NAKAMURA SHOHEI (JP)
Application Number:
PCT/JP2015/071449
Publication Date:
February 04, 2016
Filing Date:
July 29, 2015
Export Citation:
Assignee:
KRIPTON CO LTD (JP)
International Classes:
G03B21/14; H04N5/74
Foreign References:
| JP3737029B2 | 2006-01-18 | |||
| JP2002328331A | 2002-11-15 | |||
| JP2006251333A | 2006-09-21 | |||
| JP2006106364A | 2006-04-20 | |||
| JP2007328130A | 2007-12-20 | |||
| JPH11306836A | 1999-11-05 |
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
Yoshiyuki Inaba (JP)
Yoshiyuki Inaba (JP)
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