Nichia Corporation

Shinya Matsuoka

Tsuyoshi Okahisa

Yuta Oka

Norimasa Yoshida

Saiki Yamamoto

A light-emitting module includes: a light source; a lens located over the light source and configured to transmit light from the light source; and a cover member located over the lens and having a lower surface on which the light is to be incident and an upper surface from which the light is to be emitted, where the lower surface of the cover member includes: a first region on which the light from the light source after being transmitted through the lens is to be incident, and a second region located around the first region, a light diffusivity of the second region being higher than a light diffusivity of the first region; and a light-transmissive member covering the upper surface of the cover member and having a higher hardness than a hardness of the cover member.

Light-emitting module with cover member and light-transmissive member having higher hardness than cover member

A light-emitting device includes: a plurality of light-emitting elements arranged in an array on a base member; and a lens that includes at least one lens part disposed above the base member and including a first surface that faces the plurality of light-emitting elements, the first surface including a plurality of protrusions. The plurality of light-emitting elements include: a first light-emitting element having a center that faces a lens center of the lens in a top view, and a second light-emitting element having a center offset from the lens center of the lens in the top view. A red component of light emitted from the second light-emitting element is greater than a red component of light emitted from the first light-emitting element.

Light-emitting device and method of manufacturing the same

A light source device includes: a combined body comprising light emitting portions including: a first light emitting portion comprising a first light emitting element, and a second light emitting portion provided separately from and along an outer periphery of the first light emitting portion in a plan view, the second light emitting portion comprising a plurality of second light emitting elements; and a lens disposed above the combined body. The first light emitting element and the plurality of second light emitting elements are arrayed in first and second directions that are perpendicular to each other. The first light emitting element and the plurality of second light emitting elements are controllable to be lit independently.

Light source device

A light source device includes: a combined body including light emitting portions including: a first light emitting portion including a first light emitting element, and a second light emitting portion provided separately from and along an outer periphery of the first light emitting portion in a plan view, the second light emitting portion including a plurality of second light emitting elements; and a lens disposed above the combined body. The first light emitting element and the plurality of second light emitting elements are arrayed in first and second directions that are perpendicular to each other. The first light emitting element and the plurality of second light emitting elements are controllable to be lit independently.

A light-emitting device includes: a plurality of light-emitting elements arranged in an array on a base member; and a lens that comprises at least four Fresnel lenses disposed above the base member and facing the plurality of light-emitting elements. In a top plan view, a center of each of the plurality of light-emitting elements is offset from a lens center of the corresponding one of the Fresnel lenses of the lens in a direction toward a center of the lens. The plurality of light-emitting elements include at least two first light-emitting elements and at least two second light-emitting elements, wherein an emission color of the first light-emitting elements is different from an emission color of the second light-emitting elements.

A light-emitting module including a substrate, a light-emitting device disposed on the substrate, a lens, and an optical sensor. The light-emitting device includes at least one light-emitting element and a light-transmissive member disposed on a light extraction surface of the at least one light-emitting element. The lens is disposed apart from the light-emitting device at a position where the lens faces the light-emitting device. The optical sensor has an upper surface including a light-receiving surface to receive light through the lens and is disposed on the substrate at a position where at least a part of the light-receiving surface faces the lens. A center of the light-emitting device is located at a center of the lens in a plan view.

Light-emitting module and method of manufacturing the same

A light-emitting module includes a substrate, at least one light-emitting element disposed on the substrate, at least one electronic component disposed on the substrate, a lens disposed apart from the at least one light-emitting element and the at least one electronic component to face the at least one light-emitting element and the at least one electronic component, and at least one plate-shaped covering member each disposed between the lens and a corresponding one of the at least one electronic component. The at least one covering member contains a coloring agent.

A light-emitting device includes: a plurality of light-emitting elements arranged in an array on a base member; and a compound eye lens that comprises at least four Fresnel lenses disposed above the base member and facing the plurality of light-emitting elements. In a top plan view, a center of each of the plurality of light-emitting elements is offset from a lens center of the corresponding one of the Fresnel lenses of the compound eye lens in a direction toward a center of the compound eye lens. The plurality of light-emitting elements include at least two first light-emitting elements and at least two second light-emitting elements, wherein an emission color of the first light-emitting elements is different from an emission color of the second light-emitting elements.

A light-emitting device includes: a plurality of light-emitting elements arranged in an array on a base member; and a compound eye lens that includes a plurality of lens parts disposed above the base member and facing the plurality of light-emitting elements. The plurality of light-emitting elements are arranged such that each of the plurality of light-emitting elements faces a corresponding one of the lens parts, and a center of each of the plurality of light-emitting elements is offset from a lens center of the corresponding one of the lens parts of the compound eye lens in a direction toward a center of the compound eye lens in a plan view. The plurality of light-emitting elements include first light-emitting elements and second light-emitting elements that are alternately arranged, wherein an emission color of the first light-emitting elements is different from an emission color of the second light-emitting elements.

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Anan, Japan

Shinya Matsuoka