Title:
ILLUMINATION DEVICE
Document Type and Number:
Japanese Patent JP2014072077
Kind Code:
A
Abstract:
To provide an illumination device capable of easily attaching a lens for suppressing luminance ununiformity, to a light emitting element.
An illumination device, to be installed at a ceiling bar fixed on a ceiling of a building, includes a plurality of light emitting elements disposed in two-dimension on a planar substrate, and a plurality of lenses covering the light emitting elements, for controlling light distribution pattern of emitted light from the light emitting elements. A plurality of lenses 132 are mutually connected by a light conductive connecting member 134.
Inventors:
KOBAYASHI NORIHIKO
WATANABE SHIGEYUKI
WATANABE SHIGEYUKI
Application Number:
JP2012218193A
Publication Date:
April 21, 2014
Filing Date:
September 28, 2012
Export Citation:
Assignee:
KOITO MFG CO LTD
International Classes:
F21S8/02; F21V5/00; F21V5/04; F21V8/00; F21V21/04; F21Y101/02
Domestic Patent References:
| JP2008294309A | 2008-12-04 | |||
| JP2008282782A | 2008-11-20 | |||
| JP2009211990A | 2009-09-17 | |||
| JP2008159659A | 2008-07-10 | |||
| JP2011048220A | 2011-03-10 |
Attorney, Agent or Firm:
Sakaki Morishita
Yusuke Murata
Tomoyuki Miki
Yusuke Murata
Tomoyuki Miki