Abstract:
Disclosed are a near-infrared absorbing composition, an optical structure, and a camera module and an electronic device including the same. The near-infrared absorbing composition includes a copper complex represented by Chemical Formula 1. Definitions of Chemical Formula 1 are the same as described in the detailed description.
Abstract:
A composition for a near infrared light-absorbing film includes a solid-phase first copper phosphate ester compound, and a liquid-phase second copper phosphate ester compound, wherein at least one part of the first copper phosphate ester compound is dissolved in the second copper phosphate ester compound, and the second copper phosphate ester compound is non-volatile in a temperature region of about 20° C. to about 300° C. The composition may be included in an optical filter, a camera module, and an electronic device.
Abstract:
An optical filter includes a polymer film and a near infrared absorbing layer on the polymer film, where the near infrared absorbing layer transmits light in a visible wavelength region and selectively absorbs at least a part of light in a near infrared wavelength region. An average light transmittance of the optical filter in a wavelength region of about 700 nanometers (nm) to about 740 nm is less than about 7%.
Abstract:
An optical film including an elongation film including a hydrophobic polymer and a dichroic dye, and a brightness enhancement film disposed on the elongation film.
Abstract:
An antireflective film for a flexible display device includes a polarizing film, a compensation film, and an adhesion layer positioned therebetween, and, the antireflective film has a retardation change (ΔR) relative to initial retardation (R0) satisfying the following Equation 1 when bent with a curvature radius (r) of greater than or equal to about 3 mm: Δ R R 0 × 100 ≤ 10 % . Equation 1
Abstract translation:用于柔性显示装置的抗反射膜包括偏振膜,补偿膜和位于其间的粘合层,并且该抗反射膜具有相对于初始延迟(R0)的延迟变化(&Dgr; R),满足下列等式1 当曲率半径(r)大于或等于约3mm时弯曲:&Dgr; R R 0×100≤10%。 方程1
Abstract:
A retardation film including: a first optical anisotropic layer including a polymer material; and a second optical anisotropic layer including a liquid crystal material, in which the first optical anisotropic layer has refractive indices which satisfy the following inequation: nz1≧nx1>ny1, the second optical anisotropic layer has refractive indices which satisfy the following inequation: nx2>ny2≧nz2, a fast axis of the first optical anisotropic layer and a slow axis of the second optical anisotropic layer form a predetermined angle such that refractive indices of the retardation film satisfy the following inequation: 0
Abstract:
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: wherein R1, R2, x and y are as defined herein.
Abstract:
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 (Re) (450 nm/550 nm) ranging from about 0.81 to about 1.20, and a long wavelength dispersion of an in-plane phase-difference value (Re) (650 nm/550 nm) ranging from about 0.90 to about 1.18: wherein, in Chemical Formulas 1 to 3, the variables R1 to R21 are defined herein.
Abstract:
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.