Kabushiki Kaisha Toshiba

Saori Abe

Shinya Nunoue

Shinji Saito

Yasushi Hattori

Koichi Tachibana

Toshiyuki Oka

Jongil Hwang

Maki Sugai

Eiji Muramoto

A light-emitting device includes a support substrate which includes a light-emitting layer and a light extraction surface, and a light transmission layer, formed on the light extraction surface of the support substrate, having a periodic refractive index distribution structure in an in-plane direction and a thickness direction, the light transmission layer including a plurality of projections formed of a having a refractive index lower than that of the support substrate.

Light-emitting device and method for manufacturing the same

A light-emitting device which includes a semiconductor light-emitting element, and a plurality of plate-like wavelength conversion members which are disposed to face the semiconductor light-emitting element and are inclined with respect to the optical axis of excitation light emitted from the semiconductor light-emitting element, the plate-like wavelength conversion members containing respectively a fluorescent material which is capable of absorbing the excitation light and outputting light having a different wavelength from that of the excitation light, and the plate-like wavelength conversion members as a whole emitting visible light.

Semiconductor light-emitting device

Growing community of inventors

Tokyo, Japan

Saori Abe