Samsung Electro-mechanics Co., Ltd.

Eun Jung Lim

Jung Hyun Lee

Chang Hyun Yoon

Young O Kim

Seong Chan Park

Choon Keun Lee

The present disclosure relates to a dispersant containing a specific compound having a fluorene skeleton, and a composition using the same.

Dispersant and composition

A lens is provided. The lens includes a lens unit, and a serrated layer disposed on at least a portion of a surface of the lens unit, wherein the serrated layer includes a plurality of particles dispersed therein that are injected into the serrated layer. The serrated layer includes a plurality of conical structures having different sizes, accordingly, a refractive index on the surface of the serrated layer may gradually change.

Lens, lens assembly, and mobile electronic device

A lens module is provided. The lens module includes at least one refractive index distribution lens; and a lens barrel configured to accommodate the at least one refractive index distribution lens, wherein the at least one refractive index distribution lens is composed of a single layer, and includes a plastic material.

Growing community of inventors

Suwon-si, South Korea

Eun Jung Lim