Patent application number | Description | Published |
20130141785 | OPTICAL COMPENSATION FILM - An optical compensation film includes: a first layer having positive birefringence; a second layer on the first layer and having negative birefringence; and a third layer on the second layer and having positive birefringence. A retardation value of the optical compensation film for incident light having a wavelength of about 550 nm is about 135 nm to about 145 nm, and a ratio of a thickness of the first layer or of the third layer to a thickness of the second layer is about 1.1 to 2.2. | 06-06-2013 |
20130172501 | POLYMER FOR OPTICAL FILM, METHOD OF PREPARING SAME, AND OPTICAL FILM INCLUDING SAME - A polymer for an optical film that includes a repeating unit A including a repeating unit represented by the following Chemical Formula 1; and a repeating unit B including a repeating unit represented by the following Chemical Formula 2, | 07-04-2013 |
20130172503 | OPTICAL FILM AND DISPLAY DEVICE INCLUDING SAME - An optical film including a polymer including a repeating unit A including a repeating unit represented by the following Chemical Formulas 1 to 3, or a combination thereof; and a repeating unit B derived from a monomer having an unsaturated bond copolymerizable with the repeating unit A, wherein the optical film has a short wavelength dispersion of an in-plane phase-difference value (R | 07-04-2013 |
20130301129 | MULTILAYERED OPTICAL FILM, MANUFACTURING METHOD THEREOF, AND DISPLAY DEVICE - An optical film includes: a polarization layer; a first phase retardation layer having an optic axis at an angle in a range from about 17 degrees to about 27 degrees or from about −27 degrees to about −17 degrees with respect to a transmission axis of the polarization layer; and a second phase retardation layer having an optic axis at an angle in a range from about 85 degrees to about 95 degrees with respect to the transmission axis of the polarization layer. The polarization layer, the first phase retardation layer, and the second phase retardation layer are deposited in sequence, the first phase retardation layer is a half-wave plate, the second phase retardation layer is a quarter-wave plate, and out-of-plane retardation values of the first phase retardation layer and the second phase retardation layer for incident light having the standard wavelength have opposite signs. | 11-14-2013 |
20140043684 | POLYMER FOR OPTICAL FILM, AND OPTICAL FILM INCLUDING SAME - Disclosed is a polymer comprising a repeating unit represented by Chemical Formula 1, or a polymer comprising a repeating unit represented by Chemical Formula 2: | 02-13-2014 |
20140184052 | MULTILAYERED OPTICAL FILM AND DISPLAY DEVICE INCLUDING OPTICAL FILM - An optical film includes: a liquid crystal coating; and a base layer on the liquid crystal coating, wherein the liquid crystal coating has reversed wavelength dispersion and in-plane retardation for a reference wavelength ranging from 126 nm to 153 nm, and the base layer has in-plane retardation ranging from about 0 to about 50 nm and out-of-plane retardation ranging from about 0 nm to about 100 nm. | 07-03-2014 |
20140185267 | MULTILAYERED OPTICAL FILM AND DISPLAY DEVICE - An optical film includes: a first optical phase retardation layer having a relation nx | 07-03-2014 |
20160060409 | OPTICAL FILM AND DISPLAY DEVICE INCLUDING SAME - An optical film including a polymer including a repeating unit A including a repeating unit represented by the following Chemical Formulas 1 to 3, or a combination thereof; and a repeating unit B derived from a monomer having an unsaturated bond copolymerizable with the repeating unit A, wherein the optical film has a short wavelength dispersion of an in-plane phase-difference value (R | 03-03-2016 |