Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Eun Hwa Kim0
Date of Patent
June 11, 2019
Patent Application Number
15753874
Date Filed
August 19, 2016
Patent Citations
Patent Primary Examiner
Patent abstract
An exemplary embodiment of the present invention comprises: a light-emitting part including a board and a plurality of light-emitting devices disposed on an upper surface of the board; a first reflection surface located on one side of the light-emitting part; and a second reflection surface located on the other side of the light-emitting part, wherein the first reflection surface and the second reflection surface comprise a reflection part having a parabola shape; and a lens disposed on the light-emitting part between the first reflection surface and the second reflection surface, and each of the light-emitting devices is arranged to be aligned with a parabola-shaped focus, and the height of the reflection part is defined by equation 1.
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