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Title:
LUMINOUS FLUX CONTROL MEMBER, LIGHT EMITTING APPARATUS, AND ILLUMINATING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2013/061509
Kind Code:
A1
Abstract:
A luminous flux control member (120) has: a light input surface (121) having inputted thereto light that has been outputted from a light emitting element (110); a total reflecting surface (122) which totally reflects a part of the light inputted from the light input surface (121); and a light output surface (123), which outputs a part of the light inputted from the light input surface (121), and the light reflected by the total reflecting surface (122). The light output surface (123) of the luminous flux control member (120) has a substantially toroidal shape or a saddle-like shape.

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Inventors:
SEKI AKINOBU
Application Number:
PCT/JP2012/006092
Publication Date:
May 02, 2013
Filing Date:
September 25, 2012
Export Citation:
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Assignee:
ENPLAS CORP (JP)
International Classes:
F21V5/00; F21S2/00; F21V5/04; G02B3/06; G02B3/08; G09F13/04; F21Y101/02
Domestic Patent References:
WO2011114608A12011-09-22
Foreign References:
JP2010251073A2010-11-04
JP2005093622A2005-04-07
Attorney, Agent or Firm:
WASHIDA, KIMIHITO (JP)
Koichi Washida (JP)
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