US 11,789,184 B2
Lens module and camera module including the same
Seong Chan Park, Suwon-si (KR); and Eun Jung Lim, Suwon-si (KR)
Assigned to Samsung Electro-Mechanics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electro-Mechanics Co., Ltd, Suwon-si (KR)
Filed on Feb. 25, 2021, as Appl. No. 17/184,901.
Claims priority of application No. 10-2020-0155174 (KR), filed on Nov. 19, 2020.
Prior Publication US 2022/0155496 A1, May 19, 2022
Int. Cl. G02B 3/00 (2006.01); G02B 7/02 (2021.01); G02B 1/04 (2006.01); G03B 30/00 (2021.01)
CPC G02B 3/0087 (2013.01) [G02B 1/041 (2013.01); G02B 7/021 (2013.01); G03B 30/00 (2021.01); G02B 2207/101 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A lens module, comprising:
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 comprises a plastic material,
an organic polymer and inorganic particles, and
wherein a distribution of all of the inorganic particles decreases toward a side portion of the organic polymer and an upper portion of the organic polymer.