Sharp Kabushiki Kaisha Corporation

Masaki Kondoh

Toshio Hata

Tomokazu Nada

Masaaki Katoh

Hideshi Koizumi

The color purities of blue-green light and yellow or yellow-green light are enhanced. A light emitting device () configured to emit at least blue-green light and yellow or yellow-green light includes a substrate (), an LED chip group, and a sealing resin part () collectively sealing the LED chip group, wherein the LED chip group at least includes a green LED chip (GB), a green LED chip (GY), a blue LED chip (B), and a red LED chip (R), and the green LED chip (GB) has a dominant wavelength shorter than a dominant wavelength of the green LED chip (GY).

Light emitting device

A light emitting device has a lead frame which has a lead frame body and a plurality of bumper sections raised from the lead frame body. A rectangular case member with a hole is mounted to the lead frame. A light emitting element is placed in the hole of the case member, which is filled with a sealing resin that seals the light emitting element. The bumper sections are arranged on two opposite sides of the case member. Tip surfaces of the bumper sections are at a level higher than or equal to an upper end surface of the case member.

Growing community of inventors

Sakai, Japan

Masaki Kondoh