Lighting device

摘要

A lighting device according to an embodiment includes a board that contains ceramics on at least a surface thereof, a light emitting element that is provided on the surface of the board, a wiring pattern that is provided on the surface of the board and is electrically connected to the light emitting element, a surrounding wall member that is provided to surround the light emitting element, a joining portion that is provided between the board and the surrounding wall member, and a coating portion that is provided between the board and the joining portion and contains a glass material.

主权项

1. A lighting device comprising:
a board that contains ceramics on at least a surface thereof; a light emitting element that is provided on the surface of the board; a wiring pattern that is provided on the surface of the board and is electrically connected to the light emitting element; a surrounding wall member that is provided to surround the light emitting element; a joining portion that is provided between the board and the surrounding wall member; a coating portion that is provided between the board and the joining portion and contains a glass material; and at least one support portion that is provided in a region where the surrounding wall member is provided, wherein a part of the wiring pattern is provided in the region where the surrounding wall member is provided, and wherein the coating portion is provided at least around the part of the wiring pattern provided in the region where the surrounding wall member is provided and around the at least one support portion.