LIGHT SOURCE UNIT AND DISPLAY DEVICE HAVING THE SAME
According to an embodiment of the present invention, a light source unit includes: a light emitting device which emits light; and an optical device that has a first surface having an incident surface to which the light is transmitted, and a second surface which transmits the light to the outside thr...
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Main Authors | , |
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Format | Patent |
Language | English Korean |
Published |
07.11.2014
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Subjects | |
Online Access | Get full text |
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Summary: | According to an embodiment of the present invention, a light source unit includes: a light emitting device which emits light; and an optical device that has a first surface having an incident surface to which the light is transmitted, and a second surface which transmits the light to the outside through the incident surface. The first surface includes a recess, which is recessed toward the second surface and forms the incident surface. The second surface includes a recessed part which protrudes from an edge of the first surface and has the center recessed toward a flat surface part. The incident surface includes: the flat surface part which is the highest part of the recess; and a curved part which is extended from the flat surface part to the first surface and forms an opening. |
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Bibliography: | Application Number: KR20130048440 |