Light Beam Controlling Member and Light-Emitting Component
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United States of America Patent
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Issued Date -
Nov 3, 2016
app pub date -
Nov 12, 2015
filing date -
May 1, 2015
priority date (Note) -
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Abstract
A light beam controlling member covers an optical device, and the optical device emits light. The light beam controlling member has a body. The body has an optical axis, and the body has a bottom surface, a light-entering surface, and a light-exiting surface. The bottom surface is connected to the light-entering surface and the light-exiting surface. The light-exiting surface is located on an outer side of the body, and the light-entering surface is located on an inner side of the body. The light-entering surface defines a cavity, and the cavity accommodates the optical device. The light-entering surface is divided into a first light-entering region and a second light-entering region. The first light-entering region is a concave surface. The second light-entering region is connected to the first light-entering region and the bottom surface, and the second light-entering region is an inwardly inclined surface.
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