Toshiba Lighting & Technology Corporation

Kazunori Yashiro

Hitoshi Kawano

Masaru Inoue

Shigehisa Kawatsuru

Makoto Kawagoe

Tomoko Ishiwata

Yoko Noguchi

Fumie Iwata

According to one embodiment, a luminaire is provided which can enhance the feeling of brightness of a space and can reduce glare. The luminaire includes an equipment mounted on a ceiling surface. The equipment includes a light source and a light control unit. When an amount of light emitted outside from the equipment is an equipment luminous flux, and a direction right under the equipment has a luminous intensity distribution angle of 0&#xb0;, the light control unit controls to cause a luminous flux falling within a range of a luminous intensity distribution angle of 90&#xb0; to 120&#xb0; to be 20% or more of the equipment luminous flux and to cause a luminous flux falling within a range of a luminous intensity distribution angle of 60&#xb0; to 90&#xb0; to be 20% or less of the equipment luminous flux.

Luminaire controlling a luminous intensity distribution

Growing community of inventors

Yokosuka, Japan

Kazunori Yashiro