Mitsubishi Chemical Corporation

Kouta Yoshizawa

Akeo Kasakura

Shuuji Oonaka

Hiroyuki Ooshima

Keisuke Tajima

A spot lighting apparatus includes a first reflection unit, a semiconductor light emitting device, a second reflection unit being provided on an optical axis of the semiconductor light emitting device, and a fixing unit fixing the second reflection unit to be separated from the semiconductor light emitting device, wherein the second reflection unit receives a part of a light released from the semiconductor light emitting device and reflects it toward the first reflection unit, the first reflection unit receives a part of a light released from the semiconductor light emitting device and all or a part of a light reflected on the second reflection unit and reflects them toward the opening part, and the light reflected on the first reflection unit and emitted from the opening part is 80% or more of total lights emitted from the opening part.

Growing community of inventors

Tokyo, Japan

Kouta Yoshizawa