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Title:
ILLUMINATION LENS FOR SHORT-THROW LIGHTING
Document Type and Number:
WIPO Patent Application WO/2013/132313
Kind Code:
A3
Abstract:
Exemplary embodiments of the present invention relate to wide-angle illumination patterns for short-throw lighting. An illumination lens according to an exemplary embodiment includes a light incident surface that defines a cavity and has a Hat top and lateral flanks, the light incident surface being configured to receive light from an underlying light emitting element. 'The illumination lens also includes a light exiting surface having a central indentation and a surrounding toroid, wherein the flat top faces the central indentation

Inventors:
PELKA DAVID G (US)
PARKYN WILLIAM A (US)
Application Number:
PCT/IB2013/000460
Publication Date:
December 12, 2013
Filing Date:
March 05, 2013
Export Citation:
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Assignee:
SEOUL SEMICONDUCTOR CO LTD (KR)
International Classes:
F21V5/04; F21S2/00; G02F1/13357
Foreign References:
EP2023038A22009-02-11
US20070091615A12007-04-26
US20080278944A12008-11-13
US20110141734A12011-06-16
US20120014115A12012-01-19
Attorney, Agent or Firm:
AIP PATENT & LAW FIRM (823-14Yeoksam-dong,Gangnam-gu, Seoul 135-933, KR)
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