Samsung Electronics Co., Ltd.

Jung Kwuen An

Hoon Song

Ju Hyun Kim

Beom Seok Kim

Sunghyun Han

Hyun Seok Choi

Hong-Seok Lee

Sung Dug Kim

A diffractive optical element including a diffraction layer including a plurality of optical axes along an in-plane direction, wherein the diffraction layer includes an anisotropic material that satisfies one of Relationship Equations 1A to 3A&#x394;(450 nm)&#x3c;&#x394;(550 nm)&#x2264;&#x394;(650 nm)&#x2003;&#x2003;Relationship Equation 1A&#x394;(450 nm)&#x2264;&#x394;(550 nm)&#x3c;&#x394;(650 nm)&#x2003;&#x2003;Relationship Equation 2A&#x394;(450 nm)=&#x394;(550 nm)=&#x394;(650 nm)&#x2003;&#x2003;Relationship Equation 3Awherein, in Relationship Equations 1A to 3A,

Diffractive optical element and device

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Suwon-si, South Korea

Jung Kwuen An