Samsung Electronics Co., Ltd.

Sung A Choi

Young Sam Park

Jung Park

Tetsuo Ariyoshi

Young Geun Jun

Won Soo Ji

Sang Woo Ha

Jin Mo Kim

Man Ki Hong

Tae Heon Han

Churl Wung Shin

Jeong Eun Lim

Jung Kyu Kook

Young Taek Kim

Dae Woon Hong

There is provided a lens for a light emitter which includes: a bottom surface; an incident surface connected to the bottom surface at a central region of the bottom surface and disposed on or above a light source to allow light emitted from the light source to be made incident thereto and travel in an interior of the lens; and an output surface connected to the bottom surface at an edge of the bottom surface and configured to allow the light which has traveled in the interior of the lens to be emitted outwardly therefrom, wherein the central region of the bottom surface protrudes with respect to the other region of the bottom surface.

Lens for light emitter, light source module, lighting device, and lighting system

A light source module, a backlight unit, a display apparatus, a television set, and an illumination apparatus are provided. The light source module includes: one or more light source units including a light emitting element emitting light when electricity is applied thereto; and an optical sheet disposed above the light source units and exhibiting bidirectional transmittance distribution function characteristics having first and second peaks at radiation angles less than 0&#xb0; and greater than 0&#xb0;.

Light emitting device package, light source module, backlight unit, display apparatus, television set, and illumination apparatus

Growing community of inventors

Yongin-si, South Korea

Sung A Choi