Title:
LIGHT GUIDE BODY, LIGHT SOURCE DEVICE AND IMAGE READING DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/133216
Kind Code:
A1
Abstract:
In the present invention, a light guide body (2) is provided with a light guide body main body part (21), a band region (4) and a radial microstructure (5). Light enters from an edge part (3) of at least one side of the light guide body main body part (21), which is column-shaped. The band region (4) is formed to extend in a lengthwise direction at a part of the peripheral surface of the light guide body main body part (21). The radial microstructure (5) is aligned in the band region (4) and is formed of a microstructure having protruding parts that extend radially in at least 3 directions from a reference point to a band region part.
Inventors:
OSHIYAMA FUMIKA (JP)
MATSUZAWA TAKU (JP)
ARAMAKI TORU (JP)
MATSUZAWA TAKU (JP)
ARAMAKI TORU (JP)
Application Number:
PCT/JP2016/054959
Publication Date:
August 25, 2016
Filing Date:
February 19, 2016
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H04N1/04; F21V8/00; G03B27/54; H04N1/028
Domestic Patent References:
| WO2006120932A1 | 2006-11-16 | |||
| WO2008108210A1 | 2008-09-12 |
Foreign References:
| JP2009022007A | 2009-01-29 | |||
| JP2014235882A | 2014-12-15 | |||
| JP2006120639A | 2006-05-11 |
Attorney, Agent or Firm:
KIMURA MITSURU (JP)
Mitsuru Kimura (JP)
Mitsuru Kimura (JP)
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