Dai Nippon Printing Co., Ltd.

Fuji Photo Film Company, Limited

Yukimitsu Iwata

Gen Furui

Takashi Kodama

Yoshihiro Nishimura

Koichi Mikami

Shoichiro Ogumi

Eiji Ooishi

Yuji Shimizu

Yoshimasa Ogawa

Jun Tsujimoto

Fumihiro Arakawa

Norinaga Nakamura

Junya Eguchi

Ryota Kitayama

Mitsuhiro Kuzuhara

Hiroaki Mutou

Seika Minakoshi

Shigeki Murakami

Hiroko Suzuki

Kiyoshi Itoh

Masafumi Tanaka

Mariko Hayashi

Michiaki Takei

Keisuke Ikeda

Takumi Yoneyama

Sanae Yoshida

Makio Kurashige

Kazutoshi Ishida

Hironori Kamiyama

Shumpei Nishio

Naohiro Matsunaga

Seiichi Isojima

Seiji Shinohara

Masayuki Tsunekawa

Takashi Takekoshi

Kazuya Honda

Tomoyuki Maekawa

Toshiki Iwasaki

Hidetake Miyazaki

Akiko Gotou

Nobuo Naitou

Shinnichi Katou

Syouichirou Ogumi

A sparkle contrast correcting method includes a step of acquiring a first sparkle contrast that is caused by an anti-glare layer that is disposed on a surface of an electronic display and information that represents a first measurement condition, the first sparkle contrast being used as a comparison standard and being measured in the first measurement condition by using a first imaging lens that images emitted light from the anti-glare layer and a first two-dimensional image sensor on which the emitted light is imaged, a step of acquiring a second sparkle contrast that is caused by the anti-glare layer and information that represents a second measurement condition, the second sparkle contrast being used as a comparison target and being measured in the second measurement condition that differs from the first measurement condition by using a second imaging lens that images emitted light from the anti-glare layer and a second two-dimensional image sensor on which the emitted light is imaged, and a step of correcting the second sparkle contrast, based on a ratio between the first measurement condition and the second measurement condition for comparison with the first sparkle contrast.

Sparkle contrast correcting method, comparing method, comparing apparatus, electronic display manufacturing method, and anti-glare layer manufacturing method

Provided is an optical film which has high anti-glare properties, enables a suppress of a reduction in jet-black appearance by reflected scattered light, and has favorable scratch resistance. An optical film having a surface with depressions and projections, wherein the surface with depressions and projections has a peak material volume Vmp of 0.010 ml/mor more and 0.050 ml/mor less specified in ISO 25178-2:2012, and a minimum autocorrelation length Sal of 4.0 μm or more and 12.0 μm or less specified in ISO 25178-2:2012.

Optical film, image display panel, and image display device

Provided is an optical film which has high anti-glare properties and high scratch resistance and enables a suppression in reflected scattered light. An optical film having a surface with depressions and projections, wherein the surface with depressions and projections has a developed interfacial area ratio Sdr of 0.010 or more and 0.060 or less specified in ISO 25178-2:2012, and a minimum autocorrelation length Sal of 4.0 μm or more and 12.0 μm or less specified in ISO 25178-2:2012.

An optical film having high anti-glare properties and favorable fingerprints wiping off properties is provided. The optical film has a first surface, and a second surface which is a surface opposite to the first surface, wherein the optical film comprises an anti-reflection layer and an anti-glare layer in this order from the first surface to the second surface, the first surface has a profile of depressions and projections, the first surface has an arithmetic mean height Sa of 0.05 μm or more specified in ISO 25178-2:2012, and the first surface satisfies the relation represented by the following Expression 1: Sw×Vmp≤2.00 (Expression 1) wherein 'Sw' represents a tilt angle (degrees) of 30 μl pure water droplet flowing down on the first surface; and “Vmp” represents a value of a peak material volume (ml/m) of the first surface specified in ISO 25178-2:2012.

Optical film, and polarizing plate, surface plate, image display panel and image display device using the optical film, and method for producing the optical film, and method for selecting optical film, and evaluation method of finger print wiping property

Provided is an anti-glare film excellent in anti-glare properties and capable of suppressing reflected scattered light. The anti-glare film includes an anti-glare layer, the anti-glare film having an uneven surface, wherein for an amplitude spectrum of elevation of the uneven surface, when a sum of amplitudes corresponding to spatial frequencies of 0.005 μm, 0.010 μm, and 0.015 μmis defined as AM1 and an amplitude at a spatial frequency of 0.300 μmis defined as AM2, AM1 is 0.070 μm or more and 0.400 μm or less, AM2 is 0.0050 μm or more, and AM2<AM1.

Anti-glare film and image display device

An electroconductive film which is capable of inhibiting milkiness; and a touch panel and image display device that include the electroconductive film are provided. According to one aspect of the present invention, an electroconductive filmincluding at least an electroconductive part, wherein the electroconductive partincludes a light-transmitting resinand a plurality of electroconductive fibersplaced in the light-transmitting resin, and the diffused light reflectance (SCE) in a region of the electroconductive filmwhere the electroconductive partis present is 0.5% or less, is provided.

Electroconductive film, sensor, touch panel, and image display device

The present invention aims to provide a conductive layered body having excellent solvent resistance and scratch resistance as well as a low haze value and a significantly high light transmittance. The present invention relates to a conductive layered body including, as an outermost layer thereof, a conductive layer containing a conductive fibrous filler, wherein the conductive layered body has a Martens hardness of 150 to 3,000 N/mmas measured at an indentation depth of 100 nm from a surface, and a ratio, in atomic percentage, of a conductive material element constituting the conductive fibrous filler on an outermost surface-side surface of the conductive layer is 0.15 to 5.00 at %.

Electroconductive layered product, touch panel, and process for producing electroconductive layered product

One aspect of the present invention provides a light-transmitting electroconductive filmcomprising a light-transmitting base materialand an electroconductive partprovided on one surface of the light-transmitting base material, wherein the electroconductive partincludes a light-transmitting resinand plural electroconductive fibersincorporated in the light-transmitting resin, and the electroconductive partcan conduct electricity from the surfaceA of the electroconductive part, and the electroconductive fibersas a whole are unevenly distributed on the light-transmitting base material side than the position HL, which is located at half the film thickness of the electroconductive partin the electroconductive part, and the electroconductive parthas a surface resistance value of 200 &#x3a9;/&#x25a1; or less, and the electroconductive filmhas a haze value of 5% or less.

Electroconductive film, touch panel, and image display device

According to one aspect of the present invention, a base material-less protective film used in a polarizing plate is provided, wherein the protective film comprises a core layer containing a resin made of a cured product, and an adhesion-improving layer provided on one surface of the core layer, and wherein a surface of the adhesion-improving layer forms one surface of the protective film, and the thickness of the protective film is less than 40 &#x3bc;m, and the tensile break strength of the protective film is 30 N/mmor more.

Protective film, optical film, laminate, polarizing plate, image display device and method for producing polarizing plate

One aspect of the present invention provides a light-transmitting electroconductive filmcomprising a light-transmitting base materialand an electroconductive partprovided on one surface of the light-transmitting base material, wherein the electroconductive partincludes a light-transmitting resinand plural electroconductive fibersincorporated in the light-transmitting resin, and the electroconductive partcan conduct electricity from the surfaceA of the electroconductive part, and the electroconductive fibersas a whole are unevenly distributed on the light-transmitting base material side than the position HL, which is located at half the film thickness of the electroconductive partin the electroconductive part, and the electroconductive parthas a surface resistance value of 200&#x3a9;/&#x25a1; or less, and the electroconductive filmhas a haze value of 5% or less.

Provided are: an optical film, wherein interference fringes can be suppressed from being generated, cloudiness is not observed, and a manufacture cost can be reduced. In accordance with one aspect of the present invention, there is provided an optical filmincluding a functional layer, wherein the functional layerhas a concavo-convex surfaceA; and in a state in which the concavo-convex surfaceA is irradiated with parallel light travelling in a direction sloped at 10&#xb0; with respect to a normal direction N of the optical film, in an angle distribution of reflected light intensities measured in a plane including both directions of the normal direction N and the travelling direction T of the parallel light, a value obtained by subtracting &#xbd; angle width from 1/100 angle width is 0.7&#xb0; or more and 1.4&#xb0; or less.

Optical film, polarizing plate, liquid crystal panel, and image display apparatus

An optical film, a polarizing plate, a liquid crystal panel, and an image display apparatus are provided, wherein interference fringes can be made to be invisible, and cloudiness can be reduced. In accordance with one aspect of the present invention, an optical film is provided, including a light transmissive substrate, and a functional layer disposed on the light transmissive substrate, wherein the functional layer has a concavo-convex surface forming a surface of the optical film. Assuming that a slope angle of the concavo-convex surface with respect to a film plane of the optical film in a cross section along a direction normal to the film plane is a surface angle, a percentage of a region in which the surface angle is 0.05&#xb0; or more is 50 % or more in the concavo-convex surface, and the root mean square slope R&#x394;q of a roughness curve on the concavo-convex surface is 0.003 or less.

Growing community of inventors

Tokyo, Japan

Yukimitsu Iwata