Staas & Halsey, LLP
Display apparatus
Disclosed herein is a display apparatus. The display apparatus includes a backlight unit configured to emit light, a display panel positioned in front of the backlight unit; and an optical film positioned in front of the display panel, and the optical film includes a base layer, a first refractive layer positioned in front of the base layer, a second refractive layer positioned in front of the first refractive layer and having a lower refractive index than the first refractive layer, a third refractive layer positioned at the rear of the base layer, and a fourth refractive layer positioned at the rear of the third refractive layer and having a lower refractive index than the third refractive layer.
SAMSUNG ELECTRONICS CO., LTD.
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Nam Seok Jun Sung Kwan Sik Min Woo Sei Young Seung Jun
Roh Choi Min Kang Kang Jeong