Title:
LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/061557
Kind Code:
A1
Abstract:
Provided is a highly decorative lighting device using a lenticular lens sheet. This lighting device (10) is provided with a lenticular lens sheet (11) and an LED light source (12). The lenticular lens sheet (11) is curved in the X-direction and a convex surface (11A) side thereof is formed in a concave shape. The LED light source (12) is located on the convex surface (11 A) side of the lenticular lens sheet (11). First and second reflected components (R1, R2), which respectively come from first and second bright spots of a plano-convex cylindrical lens (14) by reflection of light emitted from the LED light source (12), are respectively incident to left and right eyes (LE, RE) of an observer observing the lighting device (10) The observer observes a virtual image (K1) as though an illuminant is present at the intersection of the first and second reflected components (R1, R2).
Inventors:
NAKAMURA SAMITO (JP)
TAKENOSHITA HIROMI (JP)
ABIRU DAISAKU (JP)
ONO SHUJI (JP)
TAKENOSHITA HIROMI (JP)
ABIRU DAISAKU (JP)
ONO SHUJI (JP)
Application Number:
PCT/JP2016/079823
Publication Date:
April 13, 2017
Filing Date:
October 06, 2016
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
F21S9/02; H05B44/00; F21S8/04; F21V5/00; F21V5/04; G02B3/00; G02B3/08; F21Y115/10
Foreign References:
| JP2007026827A | 2007-02-01 | |||
| JPH10241414A | 1998-09-11 | |||
| JPH11317104A | 1999-11-16 | |||
| JP3178822U | 2012-10-04 | |||
| JP2010257610A | 2010-11-11 |
Other References:
See also references of EP 3361144A4
Attorney, Agent or Firm:
KYORITSU INSTITUTE (JP)
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