公开(公告)号：US20230266506A1

公开(公告)日：2023-08-24

申请号：US17966889

申请日：2022-10-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Toshiyuki TAKAHASHI ,  Atsushi SATO ,  Yoshihiro YOKOTE ,  Injo JEONG ,  Jeahyuck LEE ,  Jongseok YOON

IPC: G02B1/11

CPC classification number: G02B1/11

Abstract: A louver film includes a louver part having a winding structure wherein a laminated body including a light transmittance layer and a light shielding layer is wound, where the louver part includes a light transmittance part defined by the light transmittance layer, and a light shielding part defined by the light shielding layer.

公开(公告)号：US20250164764A1

公开(公告)日：2025-05-22

申请号：US19025140

申请日：2025-01-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Toshiyuki TAKAHASHI ,  Atsushi SATO ,  Injo JEONG ,  Jeahyuck LEE ,  Jongseok YOON ,  Yoshihiro YOKOTE

IPC: G02B17/00

Abstract: A louver film is provided. The louver film includes a louver portion having a wound structure in a state in which a stack including a light-transmitting layer, a light-blocking layer, and an adhesive layer is wound, wherein the louver portion includes a light-transmitting portion formed of, at least, the light-transmitting layer, and a light-blocking portion formed of, at least, the light-blocking layer, wherein at least one of a refractive index of the light-blocking layer or a refractive index of the adhesive layer is different from a refractive index of the light-transmitting layer.