Light-emitting device
AssigneeKYOCERA Corporation
InventorAkihiko KITAGAWA
Life of this patent
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Abstract
There is provided a light-emitting device capable of suppressing a decrease in a light emission amount. A light-emitting device including a container member including a ceramic package provided with a depressed portion serving as a discharge space, and a light transmitting member which is attached to the ceramic package via a joining layer formed of a joining material so as to close the depressed portion; an inert gas encapsulated inside the discharge space; and a couple of discharge electrodes which are disposed in the depressed portion of the ceramic package so as to be spaced from each other, the joining material including glass exhibiting a white color, and oxide ceramic powder.
Claims4
A light-emitting device, comprising:
- a container member comprising a ceramic package provided with a depressed portion serving as a discharge space, and a light transmitting inorganic member which is attached to the ceramic package via a joining layer formed of a joining material closing the depressed portion;
- an inert gas encapsulated inside the discharge space;
- and
- a couple of discharge electrodes which are disposed in the depressed portion of the ceramic package being spaced from each other,
- the joining material comprising glass exhibiting a white color, and oxide ceramic powder.
Dependencies are inferred from the claim text.