Light emitting device
AssigneeNichia Corporation
InventorNoriaki HIRAIDE
Life of this patent
Estimating the term…
Abstract
A light emitting device includes a light source, a light guide member, and a defining member. The light source is configured to emit light. The light guide member is configured to guide the light and having a light incident end surface on which the light is to be incident. The defining member is arranged between the light source and the light guide member to define a distance between the light source and the light incident end surface of the light guide member. The defining member includes a light passage member configured to allow the light to pass between the light source and the light incident end surface, and a light transmission member configured to transmit the light between the light passage member and the light incident end surface. The light source is spaced apart from the light transmission member.
Claims13
A light emitting device comprising:
- a light source configured to emit light;
- a light guide member configured to guide the light and having a light incident end surface on which the light is to be incident;
- and
- a defining member arranged between the light source and the light guide member to define a distance between the light source and the light incident end surface of the light guide member, the defining member including
- a light passage member configured to allow the light to pass between the light source and the light incident end surface, and
- a light transmission member configured to transmit the light between the light passage member and the light incident end surface, wherein
- the light source is spaced apart from the light transmission member.
Dependencies are inferred from the claim text.