摘要:
A polymer film that has an in-plane retardation Re(λ) and a thickness-direction retardation Rth(λ) satisfying formula (i) and (ii), and that further has a surface energy of at least one surface is from 50 mN/m to 80 mN/m: (i) 0≦Re(630)≦10, and |Rth(630)|≦25; and (ii) |Re(400)−Re(700)≦10, and |Rth(400)−Rth(700)|≦35. in the formulae, Re(λ) and Rth(λ) are measurement values at the wavelength of λ nm, and an optically-compensatory film, an optical material such as a polarizer and a liquid-crystal display device using the polymer film.
摘要:
A polymer film that has an in-plane retardation Re(λ) and a thickness-direction retardation Rth(λ) satisfying formula (i) and (ii), and that further has a surface energy of at least one surface is from 50 mN/m to 80 mN/m: 0≦Re(630)≦10, and |Rth(630)|≦25; and (i) |Re(400)−Re(700)|≦10, and |Rth(400)−Rth(700)|≦35. (ii) in the formulae, Re(λ) and Rth(λ) are measurement values at the wavelength of λ nm, and an optically-compensatory film, an optical material such as a polarizer and a liquid-crystal display device using the polymer film.
摘要:
An optical film which has Re(λ) and Rth(λ) fulfilling the following two formulae: 0≦Re(590)≦10 |Rth(590)|≦25 wherein Re(λ) is a retardation value in plane (nm) at a wavelength of λ nm; and Rth(λ) is a retardation value in film thickness direction (nm) at a wavelength of λ nm.
摘要:
An optical film which has Re(λ) and Rth(λ) fulfilling the following two formulae: 0≦Re(590)≦10 |Rth(590)|≦25 wherein Re(λ) is a retardation value in plane (nm) at a wavelength of λnm; and Rth(λ) is a retardation value in film thickness direction (nm) at a wavelength of λmm.
摘要:
All optical compensation polarizing plate comprising: a first transparent protective film; a polarizer; a second transparent protective film; and an optical compensation layer in this order, wherein at least one of the first and second transparent protective films is a cellulose acylate film having a retardation value in plane Re (nm) and a retardation value in film thickness direction Rth (nm) which fulfill the following formulae (I) and (II), and Nz and Re1 defined by the following formulae (III) and (IV), of the optical compensation layer fulfill the following formulae (V) and (VI): (I) |Re|≦10, (II) |Rth|≦25, (III) Nz=(nx1−nz1)/(nx1−ny1), (IV) Re1=(nx1−ny1)×d1, (V) 0.4≦Nz≦0.6 (VI) 100≦Re1≦350, wherein Re1 is a retardation value in plane (nm) at a wavelength of 590 nm; Nz is an Nz factor at a wavelength of 590 nm; nx1 is a refractive index along a slow axis in a film plane; ny1 is a refractive index along a direction perpendicular to the slow axis in a film plane; nz1 is a refractive index along a thickness direction of the film; and d1 is a thickness of the film (nm).
摘要:
A cellulose acylate film is provided and contains an additive. Tg of the cellulose acylate film is lower by 5 to 50° C. or the half value width of the diffraction peak at 2θ=10 to 15° in the X-ray diffraction pattern of the cellulose acylate film after heating at 200° C. for 3 hours is 110 to 300%, each compared with a cellulose acylate film not containing the additive. An optically compensatory film, and a polarizing plate and a liquid crystal display using the film are provided.
摘要:
An optical compensation polarizing plate comprising: a first transparent protective film; a polarizer; a second transparent protective film; and an optical compensation layer in this order, wherein at least one of the first and second transparent protective films is a cellulose acylate film having a retardation value in plane Re (nm) and a retardation value in film thickness direction Rth (nm) which fulfill the following formulae (I) and (II), and Nz and Re1 defined by the following formulae (III) and (IV), of the optical compensation layer fulfill the following formulae (V) and (VI):(I) |Re|≦10, (II) |Rth|≦25, (III) Nz=(nx1−nz1)/(nx1−ny1), (IV) Re1=(nx1−ny1)×d1, (V) 0.4≦Nz≦0.6 (VI) 100≦Re1≦350, wherein Re1 is a retardation value in plane (nm) at a wavelength of 590 nm; Nz is an Nz factor at a wavelength of 590 nm; nx1 is a refractive index along a slow axis in a film plane; ny1 is a refractive index along a direction perpendicular to the slow axis in a film plane; nz1 is a refractive index along a thickness direction of the film; and d1 is a thickness of the film (nm).
摘要:
A polymer film that has an in-plane retardation Re(λ) and a thickness-direction retardation Rth(λ) satisfying formula (i) and (ii), and that further has a surface energy of at least one surface is from 50 mN/m to 80 mN/m: 0≦Re(630)≦10, and |Rth(630)|≦25; (i) and |Re(400)−Re(700)|≦10, and |Rth(400)−Rth(700)|≦35. (ii) in the formulae, Re(λ) and Rth(λ) are measurement values at the wavelength of λ nm, and an optically-compensatory film, an optical material such as a polarizer and a liquid-crystal display device using the polymer film.
摘要:
An optical film having a core layer containing a (meth)acrylic resin having a lactone ring structure, and an outer layer containing a cellulose acetate with a thickness of from more than 3 μm to 20 μm on at least one side of the core layer is excellent in nonbrittleness and adhesiveness to a polarizing element.
摘要:
A solid-state imaging device includes: a plurality of photoelectric conversion units disposed on an imaging surface of a substrate; and a plurality of inner-layer lenses that are disposed in correspondence with each of the plurality of photoelectric conversion units on the upper side of the photoelectric conversion units and are formed in shapes protruding in directions toward the photoelectric conversion units, wherein each of the plurality of inner-layer lenses is formed to have different lens shapes in the center and in the periphery of the imaging surface.