Title:
OPTICAL ELEMENT AND ILLUMINATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/051530
Kind Code:
A1
Abstract:
A transparent optical element (10) having a light-guiding member (14) that has a diffusion part (15) for diffusing light. Second rods (12a, 12b, 12c) each guide the light from a light source (1) toward the diffusion part from an inclined direction.
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Inventors:
OHNO HIROSHI (JP)
KATO MITSUAKI (JP)
HISANO KATSUMI (JP)
KONDO HIROYASU (JP)
TSUDA RYOJI (JP)
KATO MITSUAKI (JP)
HISANO KATSUMI (JP)
KONDO HIROYASU (JP)
TSUDA RYOJI (JP)
Application Number:
PCT/JP2014/076164
Publication Date:
April 07, 2016
Filing Date:
September 30, 2014
Export Citation:
Assignee:
TOSHIBA KK (JP)
TOSHIBA MATERIALS CO LTD (JP)
TOSHIBA MATERIALS CO LTD (JP)
International Classes:
F21S2/00
Foreign References:
| JP2011120627A | 2011-06-23 | |||
| JP2012514842A | 2012-06-28 | |||
| JP2012119265A | 2012-06-21 |
Attorney, Agent or Firm:
KURATA, Masatoshi et al. (JP)
Masatoshi Kurata (JP)
Masatoshi Kurata (JP)
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