Light-emitting device and manufacturing method of light-emitting device
A light-emitting device includes a base member, a frame member and a light-emitting element. The frame member is fixed to the base member and has one or more inner lateral surfaces and one or more outer lateral surfaces. The frame member includes a first part containing a wavelength conversion material and defining one part of the one or more inner lateral surfaces and one part of the one or more outer lateral surfaces, and a second part connected with the first part and defining another part of the one or more inner lateral surfaces and another part of the one or more outer lateral surfaces. The light emitting element has a light-emitting surface, and is configured to emit, from the light-emitting surface, light to be incident on the one part of the one or more inner lateral surfaces defined by the first part of the frame member.
1 . A light-emitting device comprising:
a base member having a mounting surface;
a frame member fixed to the base member and having one or more inner lateral surfaces and one or more outer lateral surfaces, the frame member including
a first part containing a wavelength conversion material and defining one part of the one or more inner lateral surfaces and one part of the one or more outer lateral surfaces, and
a second part connected with the first part and defining another part of the one or more inner lateral surfaces and another part of the one or more outer lateral surfaces,
the first part and the second part being integrally sintered together to form a sintered compact; and
a light-emitting element disposed on the mounting surface, the light-emitting element having a light-emitting surface, and configured to emit, from the light-emitting surface, light to be incident on the one part of the one or more inner lateral surfaces defined by the first part of the frame member.
2 . The light-emitting device according to claim 1 , wherein
the second part contains the wavelength conversion material.
3 . The light-emitting device according to claim 1 , wherein
the first part is configured to transmit the light emitted from the light-emitting element, and
the second part is configured to block the light emitted from the light-emitting element.
4 . A light-emitting device comprising:
a base member having a mounting surface:
a frame member fixed to the base member and having one or more inner lateral surfaces and one or more outer lateral surfaces, the frame member including
a first part containing a wavelength conversion material and defining one part of the one or more inner lateral surfaces and one part of the one or more outer lateral surfaces, and
a second part connected with the first part and defining another part of the one or more inner lateral surfaces and another part of the one or more outer lateral surfaces; and
a light-emitting element disposed on the mounting surface, the light-emitting element having a light-emitting surface, and configured to emit, from the light-emitting surface, light to be incident on the one part of the one or more inner lateral surfaces defined by the first part of the frame member, wherein
the first part is configured to transmit the light emitted from the light-emitting element,
the second part is configured to block the light emitted from the light-emitting element,
in a plan view as seen along a normal direction perpendicular to the mounting surface, the light-emitting surface is provided in a region surrounded by a virtual plane and an inner edge of the first part, and
the virtual plane passes through a connection point where the first part and the second part are connected with each other on the one or more inner lateral surfaces and is parallel to the light-emitting surface.
5 . The light-emitting device according to claim 1 , wherein
the second part is made of ceramic.
6 . The light-emitting device according to claim 5 , wherein
the first part is made of ceramic.
7 . The light-emitting device according to claim 1 , further comprising:
a cover member fixed to the frame member, wherein
The base member, the frame member and the cover member define a sealed space where the light-emitting element is disposed.
8 . The light-emitting device according to claim 7 , wherein
the base member is made of ceramic,
the first part and the second part of the frame member are made of ceramic, and
the cover member is made of ceramic.
9 . The light-emitting device according to claim 1 , wherein the light-emitting element is a semiconductor laser element.