Fujifilm Corporation

Fuji Photo Film Company, Limited

Chisso Corporation

Udc Ireland Limited

Mitsuyoshi Ichihashi

Kazuhiro Oki

Kanetsugu Terashima

Makoto Kikuchi

Fusayuki Takeshita

Yukito Saitoh

Kenji Furukawa

Shunya Katoh

Takao Taguchi

Ken Kawata

Hiroshi Takeuchi

Yoshihisa Usami

Akihiro Anzai

Kohei Arakawa

Wataru Majima

Shinichi Morishima

Shigeaki Nimura

Hiroshi Sato

Hiroshi Inada

Masatoshi Yumoto

Koichi Kimura

Katsufumi Ohmuro

Hideyuki Nishikawa

Masaru Yoshikawa

Kenichi Nakagawa

Akiko Watano

Rie Takasago

Keiichiro Hayashi

Mitsuru Sawano

Wataru Hoshino

Keisuke Kodama

Hiroyuki Ishikawa

Kotaro Yasuda

Kazutoshi Miyazawa

Shinichi Saito

Hiromichi Inoue

Takashi Inukai

Nobuo Matsumoto

Shigeki Yokoyama

Yasuhiro Ishiwata

Akio Tamura

Yuki Fukushima

Koushin Matsuoka

Satoshi Kuniyasu

Michitaka Matsuumi

Ryo Hamasaki

Masaomi Kimura

Takahiro Hayashi

Yuki Matsuda

Ryuichi Kuroiwa

Osamu Takahashi

Masaki Okazaki

Jun Takeda

Nobutaka Fukagawa

Yujiro Yanai

Naoyoshi Yamada

Shigeki Uehira

Yutaka Nozoe

Tadashi Omatsu

Hajime Nakayama

Daisuke Kashiwagi

Yasuyuki Sasada

Hirofumi Toyama

Yuichi Wakata

Yuta Takahashi

Takashi Yonemoto

Morimasa Sato

Yosuke Takeuchi

Takekatsu Sugiyama

Kunihiro Atsumi

Katsuyuki Murashiro

Ryo Nakamura

Toshio Kurokawa

Koji Iijima

Fumihiko Mochizuki

Hiroaki Sata

Eiichiro Aminaka

Nobuyuki Akutagawa

Hidetoshi Watanabe

Satoshi Shimamura

Yuki Nakazawa

Masatoshi Mizumura

Yohsuke Takeuchi

Kouya Kawabata

Hiromoto Haruta

Tomoki Tasaka

Yasuhiro Aiki

Yuki Saiki

Koshin Matsuoka

Yousuke Nishiura

Takako Nishiura, Legal Representative

Toshikazu Sumi

Yuichi Shirasaki

Hitoshi Yamada

Masaharu Seki

Kenjii Furukawa

Yukio Osawa

Kenji Furakawa

Takeshi Nakamori

Naoto Yanase

The present disclosure provides a cholesteric liquid crystal film including a first cholesteric liquid crystal layer having a stripe pattern in which dark portions and bright portions, which are observed with a microscope, are alternately arranged and a second cholesteric liquid crystal layer which is disposed in contact with the first cholesteric liquid crystal layer and has a stripe pattern in which dark portions and bright portions, which are observed with a microscope, are alternately arranged, in which, at an interface between the first cholesteric liquid crystal layer and the second cholesteric liquid crystal layer, the dark portions observed in the second cholesteric liquid crystal layer is connected to the dark portions observed in the first cholesteric liquid crystal layer.

Cholesteric liquid crystal film

The present disclosure provides a transparent screen including two main surfaces, and out of light of which a wavelength incident on one main surface out of the two main surfaces is 532 nm, a half width of a peak observed in a distribution indicating strength with respect to a diffraction angle of a primary diffraction light emitted from the other main surface out of the two main surfaces is 2 degrees or greater.

Transparent screen

An optically anisotropic film is formed of a liquid crystal composition including a liquid crystal compound and has a liquid crystal alignment pattern in which a direction of an optical axis derived from the liquid crystal compound changes while continuously rotating in at least one in-plane direction of the optically anisotropic film, and the optically anisotropic film satisfies predetermined requirements.

Optically anisotropic film, optical element, and optical system

Provided are a cholesteric liquid crystal layer having an excellent reflection anisotropy, a low haze, and a high circular polarization degree of reflected light, and a method for producing the same. In addition, provided are a laminate, an optically anisotropic body, and a reflective film, each of which including the cholesteric liquid crystal layer. A cholesteric liquid crystal layer formed using a liquid crystal compound, in which, in at least one main plane out of a pair of main planes of the cholesteric liquid crystal layer, a direction of a molecular axis of the liquid crystal compound changes while continually rotating along at least one in-plane direction, the molecular axis of the liquid crystal compound is tilted with respect to the main plane of the cholesteric liquid crystal layer, and an arrangement direction of bright portions and dark portions derived from the cholesteric liquid crystalline phase, as observed under a scanning electron microscope in a cross section perpendicular to the main plane, is tilted with respect to the main plane of the cholesteric liquid crystal layer.

Cholesteric liquid crystal layer, laminate, optically anisotropic body, reflective film, method for producing cholesteric liquid crystal layer, anti-counterfeit medium, and determination method

Provided is a compound which is capable of reducing a tilt angle of a liquid crystal molecule, and a polymerizable composition, a cured product, an optical film, a polarizing plate, and an image display device, each using the compound. The compound is represented, for example, by Formula (I), P-Sp-Z-G-(X-Cy)n-(X-A)m-X-A.

Compound, polymerizable composition, cured product, optical film, polarizing plate, and image display device

A method for producing a cholesteric liquid crystal layer is a method that can produce a cholesteric liquid crystal layer whose reflection surface is not parallel to a substrate surface by a simple method. The method includes: a step 1 of forming a composition layer satisfying a condition 1, a condition 2, or a condition 3 on a substrate, using a liquid crystal composition including a liquid crystal compound; and a step 2 of subjecting the composition layer to a treatment for cholesterically aligning the liquid crystal compound in the composition layer to form a cholesteric liquid crystal layer.

Method for producing cholesteric liquid crystal layer, cholesteric liquid crystal layer, liquid crystal composition, cured product, optically anisotropic body, and reflective layer

An object is to provide a plant illumination apparatus that can output light having a high degree of circular polarization in the target wavelength range. This object is achieved by having a reflective-type polarizing plate having an effective wavelength range, a light-emitting device, and a reflective plate configured to reflect light emitted from the light-emitting device and satisfying:&#x3bb;1&#x3e;&#x3bb;2,&#x3bb;2&#x3e;&#x3bb;3, and&#x3e;30 nmwherein &#x3bb;1 is the center wavelength of the effective wavelength range of the reflective-type polarizing plate, &#x3bb;2 is the center wavelength of the light-emitting device, w is the full width at half maximum of the transmittance of the reflective-type polarizing plate, and &#x3bb;3 is the shorter wavelength of the wavelengths at the full width at half maximum.

Plant illumination apparatus

An optical laminate includes a cholesteric liquid crystal layer and a lenticular lens which is laminated on the cholesteric liquid crystal layer, the cholesteric liquid crystal layer has a plurality of regions which are arranged in a pattern in an arrangement direction of lenses of the lenticular lens and are different from each other in terms of the reflection center wavelength for front incident light, and among the plurality of regions, a region having the shortest reflection center wavelength is disposed at a focus position of the lenticular lens for the front incident light, and among the plurality of regions, a region having a longer reflection center wavelength is disposed further away from the focus position.

Optical laminate

A vehicle mirror having an image display function includes an image display device, a circularly polarized light reflection layer, and a front plate formed of glass or plastic in this order. The circularly polarized light reflection layer includes a linearly polarized light reflection plate and a 1/4 wavelength plate from a side of the image display device. The linearly polarized light reflection plate and the 1/4 wavelength plate are directly in contact with each other, or only an alignment layer is included between the linearly polarized light reflection plate and the 1/4 wavelength plate. A method for producing the vehicle mirror includes forming the 1/4 wavelength plate from a composition that is directly applied to the surface of the linearly polarized light reflection plate or that is directly applied to the surface of the alignment layer directly in contact with the linearly polarized light reflection plate.

Vehicle mirror having image display function and method for producing the same

The present invention provides a viewing system capable of providing varying visual effects with a simpler configuration. In addition, the present invention also provides a display device, a stage installation, and a polymerizable liquid crystal composition. A viewing system according to the present invention is a viewing system for viewing an object to be irradiated including a light source unit, and the object to be irradiated with light emitted from the light source unit, in which the object to be irradiated includes a member, and a first circularly polarized light reflecting layer that is arranged on the member and reflects either right-handed circularly polarized light or left-handed circularly polarized light, the light source unit is capable of emitting light to be switchable between either right-handed circularly polarized light or left-handed circularly polarized light that is reflected by the first circularly polarized light reflecting layer or natural light, and circularly polarized light having a revolution direction opposite to a revolution direction of the circularly polarized light reflected by the first circularly polarized light reflecting layer, and color of the object to be irradiated is changed by switching light emitted from the light source unit.

Viewing system, display device, stage installation, and polymerizable liquid crystal composition

To provide a decorative film capable of applying a visual effect of making a pattern not visually recognizable, in a case where it is seen from the front, and making it visually recognizable, in a case where it is obliquely seen. a circular polarization plate including a linear polarization plate, and a laminate of a uniaxial retardation layer or a biaxial retardation layer; and a circularly polarized light reflection layer which reflects circularly polarized light having a revolution direction opposite to that of light transmitted through the circular polarization plate in a vertical direction from the linear polarization plate side are included.

Decorative film

The present invention provides an optical film exhibiting high alignment and good phase difference development in an oblique direction, and a polarizing plate and an image display device using the same. This optical film of the present invention has a substrate; and a phase difference layer which is provided on the substrate to be adjacent to the substrate, in which the phase difference layer is a layer formed by fixing vertical alignment of a liquid crystal compound having a polymerizable group included in a liquid crystal composition containing the liquid crystal compound and a polymer compound, a difference in &#x3b4;a value between the polymer compound and the substrate, which is calculated using three-dimensional SP values, is 3 or less, and a content of the polymer compound is less than 10 parts by mass with respect to 100 parts by mass of the liquid crystal compound.

Optical film, polarizing plate, and image display device

The vehicle mirror includes a high-Re retardation film and a reflective layer. The high-Re retardation film has a front retardation of 5,000 nm or more, and the reflective layer is a reflective layer that is reflective in an unpolarized manner, such as a reflective metal layer. The vehicle mirror may be a vehicle mirror further including an image display device, wherein the high-Re retardation film, the reflective layer, and the image display device are disposed in this order, and the reflective layer is transflective.

Vehicle mirror

According to the invention, there are provided a vehicle minor with an image display function including: an image display device; and a half mirror, in which the half minor includes a reflection layer, and the reflection layer is inclined with respect to a surface of an image display portion of the image display device, and a method of manufacturing a vehicle mirror with an image display function including: positioning a half minor including a reflection layer on a surface of an image display portion of an image display device such that the half mirror is inclined with respect to the surface of the image display portion. In a vehicle minor with an image display function according to the invention, image visibility is hardly reduced by outside light.

Vehicle mirror with image display function and method of manufacturing the same

Provided are a plant-growth laminated film and a plant-growth illumination apparatus that more efficiently provide circularly polarized light used for plant growth. Included are a reflective-type linearly polarizing plate that transmits one of linearly polarized light components of incident light and that reflects the other linearly polarized light component, and a &#x3bb;/4 plate that converts, into circularly polarized light, linearly polarized light provided by transmission through the reflective-type linearly polarizing plate, wherein the &#x3bb;/4 plate has an in-plane retardation of 165&#xb1;40 nm at a wavelength of 660 nm.

Plant-growth laminated film and plant-growth illumination apparatus

Growing community of inventors

Kanagawa, Japan

Mitsuyoshi Ichihashi