US 12,105,371 B2
Display apparatus
Naewon Jang, Suwon-si (KR); Kihyung Kang, Suwon-si (KR); Sungho Kim, Suwon-si (KR); and Sanghyun Sohn, Suwon-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Nov. 25, 2022, as Appl. No. 17/994,120.
Application 17/994,120 is a continuation of application No. PCT/KR2022/017631, filed on Nov. 10, 2022.
Claims priority of application No. 10-2022-0013556 (KR), filed on Jan. 28, 2022.
Prior Publication US 2023/0244099 A1, Aug. 3, 2023
Int. Cl. G02F 1/1335 (2006.01); G02F 1/1333 (2006.01); G02F 1/13363 (2006.01)
CPC G02F 1/133504 (2013.01) [G02F 1/133531 (2021.01); G02F 1/13363 (2013.01); G02F 1/133345 (2013.01); G02F 1/133528 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a display panel comprising a first optical film,
wherein the first optical film comprises:
a biaxially elongated polyethylene terephthalate (PET) film;
a scattering layer provided on the biaxially elongated PET film and having a haze value between 40% and 60%, the haze value representing a scattering rate of light; and
a low-reflective layer provided on the scattering layer,
wherein the scattering layer comprises a plurality of particles dispersed on the biaxially elongated PET film at a dispersion density of 2 to 5 particles per 1 square millimeter.