Flat lamp structure
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United States of America Patent
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Jan 16, 2018
Issued Date -
N/A
app pub date -
Dec 4, 2015
filing date -
Jun 24, 2015
priority date (Note) -
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Abstract
A flat lamp structure may include a housing; a module in which at least one LED is disposed on a substrate; a reflector which reflects light emitted from the LED to the outside thereof; an inner lens which is disposed in front of the reflector with a predetermined interval to diffuse light emitted from the LED; and an outer lens which is disposed outside the inner lens and coupled to the housing, wherein the reflector has a first reflector part, a second reflector part, and a third reflector part having different optical properties and the first and second reflector parts have a specular reflection characteristic and the third reflector part has a Lambertian reflection characteristic, and reflects the light in all directions with the uniform brightness regardless of a direction to a diffuser surface to form a light emission surface.
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