Sony Corporation

Saturn Licensing LLC

Toru Abiko

Eiji Ohta

Yasuyuki Kudo

Makoto Aoki

Shogo Shinkai

Hirokazu Odagiri

Kiyohiro Kimura

Satoshi Sato

Akihiro Horii

Shigehiro Yamakita

Fuminori Takase

Hitoshi Shimomuki

Jun Sasaki

Hiroshi Mizuno

Masayasu Kakinuma

Masato Ishigaki

Yu Andrew Chakchung

Andrew Chakchung Yu

Tatsuya Harima

Taro Omura

Hiroshi Nakayama

Mitsunari Hoshi

Kei Obata

Jun Shimizu

Mitsuo Arima

Minoru Kikuchi

Satoko Asaoka

Etsuro Ikeda

Katsuhiro Doi

Kazutomo Miyata

Yasuhiro Nishida

Ayumi Konishi

Tomoki Kanesaka

Takashi Kishi

Taku Ishimori

Ken Hosoya

Miki Sudo

Nobuaki Furuichi

Fumiko Sasaki

Eiji Oota

Yoshio Shirai

Mitsuhiro Abe

Mari Yoshida

A liquid crystal display apparatus is provided in which occurrence of a moir&#xe9; pattern can be prevented without largely reducing front luminance. A liquid crystal display apparatusincludes a surface light sourcea liquid crystal display paneland first and second prism sheetsandfor condensing light emitted from the surface light sourceand guiding the light toward the liquid crystal display panel. The first and second prism sheetsandare disposed such that prism array directions thereof are orthogonal to each other. When a pixel pitch of the liquid crystal display panelis defined as Pp [&#x3bc;m]; a prism array pitch of the first prism sheetis defined as Px [&#x3bc;m]; and a prism array pitch of the second prism sheetis defined as Py [&#x3bc;m], relationships of Px&#x2264;Pp/(14&#x2212;0.045 Pp) and Py&#x2264;Pp/(11.5&#x2212;0.032 Pp) are satisfied.

Liquid crystal display apparatus

A liquid crystal display apparatus is provided in which occurrence of a moir&#xe9; pattern can be prevented without largely reducing front luminance. A liquid crystal display apparatusincludes a surface light source, a liquid crystal display panel, and first and second prism sheetsandfor condensing light emitted from the surface light sourceand guiding the light toward the liquid crystal display panel. The first and second prism sheetsandare disposed such that prism array directions thereof are orthogonal to each other. When a pixel pitch of the liquid crystal display panelis defined as Pp [&#x3bc;m]; a prism array pitch of the first prism sheetis defined as Px [&#x3bc;m]; and a prism array pitch of the second prism sheetis defined as Py [&#x3bc;m], relationships of Px&#x2264;Pp/(14&#x2212;0.045 Pp) and Py&#x2264;Pp/(11.5&#x2212;0.032 Pp) are satisfied.

A liquid crystal display apparatus is provided in which occurrence of a moir&#xe9; pattern can be prevented without largely reducing front luminance. A liquid crystal display apparatusincludes a surface light sourcea liquid crystal display paneland first and second prism sheetsandfor condensing light emitted from the surface light sourceand guiding the light toward the liquid crystal display panel. The first and second prism sheetsandare disposed such that prism array directions thereof are orthogonal to each other. When a pixel pitch of the liquid crystal display panelis defined as Pp [&#x3bc;m]; a prism array pitch of the first prism sheetis defined as Px [&#x3bc;m]; and a prism array pitch of the second prism sheetis defined as Py [&#x3bc;m], relationships of Px&#x2266;Pp/(14&#x2212;0.045 Pp) and Py&#x2266;Pp/(11.5&#x2212;0.032 Pp) are satisfied.

An optical sheet is provided. The optical sheet includes: a light-transmissive base; and an optical functional layer provided to at least one surface of the base, in which the base is composed of a stack of transmissive sheets bonded while placing an adhesive material layer in between.

Optical sheet comprising a base composed of a stack of transmissive sheets, and a back-light device and liquid crystal device incorporating the optical sheet

An optical sheet, a backlight device, and a liquid crystal display device are provided. The beam-condensing optical sheet includes a large number of irregularity portions arranged on one main surface of a light-transmissive base, in which a pitch of arrangement of the irregularity portions is 110 &#x3bc;m or more and 330 &#x3bc;m or less, and surface roughness (Ra) of the irregularity portion is 0.1 &#x3bc;m or less.

Optical sheet having irregularity portions, backlight device with optical sheet, and liquid crystal display device including a backlight device with optical sheet

A liquid crystal display apparatus is provided in which occurrence of a moir&#xe9; pattern can be prevented without largely reducing front luminance. A liquid crystal display apparatusincludes a surface light source, a liquid crystal display panel, and first and second prism sheetsandfor condensing light emitted from the surface light sourceand guiding the light toward the liquid crystal display panel. The first and second prism sheetsandare disposed such that prism array directions thereof are orthogonal to each other. When a pixel pitch of the liquid crystal display panelis defined as Pp [&#x3bc;m]; a prism array pitch of the first prism sheetis defined as Px [&#x3bc;m]; and a prism array pitch of the second prism sheetis defined as Py [&#x3bc;m], relationships of Px&#x2266;Pp/(14&#x2212;0.045 Pp) and Py&#x2266;Pp/(11.5&#x2212;0.032 Pp) are satisfied.

There is provided an optical sheet stack which includes a first optical sheet having a large number of irregularities consecutively arranged on one surface thereof, and a second optical sheet stacked thereon. In the optical sheet stack, the second optical sheet has, on a bonding surface thereof, an adhesive layer bonded with apexes of the irregularities, and while assuming pitch of arrangement of the irregularities as P, and width of bonding of each apex of the irregularities bonded to the adhesive layer as Pw, the relation of 0&#x3c;Pw/P&#x2266;0.2 is satisfied.

Optical sheet stack and liquid crystal display device

An optical packaged body capable of preventing generation of a wrinkle, deflection, and warpage, and capable of being thinned is provided. The optical packaged body includes a support medium and a packaging film that covers the support medium in a state of being applied with shrinkage force. The packaging film has an optical function section that acts on light from a light source in at least one of a first region into which the light from the light source enters and a second region from which the light from the light source is emitted after passing through the optical packaged body when the light source is arranged on one face side of the optical packaged body.

Optical packaged body, method of manufacturing it, illuminating device, and display unit

The optical sheet includes a first lens sheet having a plurality of first three-dimensional structures arrayed to extend to one surface thereof, and a reflective polarizer sheet for transmitting either one of p-polarization component and s-polarization component of incident light and reflecting the other of p-polarization component and s-polarization component of the incident light. Head portions of the first three-dimensional structures are bonded to the reflective polarizer sheet.

Optical sheet having bonded prism and polarizer sheets and display device

In an optical recording mediumhaving a configuration in which on one main surface of a substrate, a reflective layer, a lower dielectrics layer, a recording layer, an upper dielectrics layerand a light transmissive layerare sequentially laminated, the lower dielectrics layeris formed of a first lower dielectrics layer and a second lower dielectrics layer that inhibits a material that constitutes the first lower dielectrics layer and a material that constitutes the reflective layerfrom reacting, and the upper dielectrics layeris formed of a first upper dielectrics layer and a second upper dielectrics layer that inhibits a material that constitutes the first upper dielectrics layer and a material that constitutes the light transmissive layerfrom reacting.

Optical recording medium and method for manufacturing same

An optical element covering member is provided which can suppress degradation in display performance caused by warping and undulation. The optical element covering member includes at least one optical element, a support medium supporting the optical element; and a covering member covering the optical element and the support medium. In the above optical element covering member, the covering member has a Vicat softening point of more than 85&#xb0; C., and at least one surface of the covering member, which covers the support medium, has a coefficient of thermal expansion in the range of 85% to 160% of the coefficient of thermal expansion of the support medium.

Optical element covering member, backlight, and liquid crystal display device

An optical element covering member capable of improving insufficiency in rigidity of the optical element while an increase in thickness of a liquid crystal display device or deterioration of display characteristics of the liquid crystal display device is reduced, a backlight provided with the optical element covering member, and a liquid crystal display device are provided. The optical element covering member includes at least one optical element, a support medium for supporting the at least one optical element, and a covering member for covering the at least one optical element and the support medium. The at least one optical element and the support medium constitute a stack.

Optical element package, backlight, and liquid crystal display device

An optical packaged body capable of preventing generation of a wrinkle, deflection, and warpage, capable of being thinned is provided. The optical package body includes a support medium and a packaging film that covers the support medium in a state of being applied with shrinkage force. The packaging film has an optical function section that acts on light from a light source in at least one of a first region into which the light from the light source enters and a second region from which the light from the light source is emitted after passing through the optical packaged body when the light source is arranged on one face side of the optical packaged body.

Optical element package

A liquid crystal display, optical sheet manufacturing method, and an optical sheet are provided. The occurrence of moir&#xe9; is prevented while suppressing a reduction in front luminance. The liquid crystal display includes: a liquid crystal display panel; a light source arranged on a back surface side of the liquid crystal display panel; an optical sheet with a light-condensing property arranged between the liquid crystal display panel and the light source, the optical sheet having a number of irregularities arranged continuously on a principal surface of the optical sheet; and a diffuser sheet arranged between the liquid crystal display panel and the optical sheet. The liquid crystal display is constructed so that when an arrangement pitch of the irregularities of the optical sheet is P [&#x3bc;m], a haze value of the diffuser sheet is H [%], a total light transmittance of the diffuser sheet is Tt [%], and a pixel pitch of the liquid crystal display panel is Pp [&#x3bc;m], the following relationship is satisfied: (H/Tt)&#xb7;(Pp/P)&#x2267;1.6.

Liquid crystal display, optical sheet manufacturing method, and optical sheet

On a replica substrate, a reflection layer, a first dielectric layermade of ZnS&#x2014;SiO, a recording layermade of a phase change type recording material, and a second dielectric layermade of ZnS&#x2014;SiOare successively formed. In addition, a reaction protection layermade of SiNor SiOis formed on the second dielectric layer. As a result, an information signal portionis composed. A light transmissivity sheet is formed through an adhesive layer so that the light transmissivity sheet coats an information signal portion. As a result, a light transmission layer is composed. When the reaction protection layeris not formed, a reaction protection resin layer made of an ultraviolet ray setting resin is formed so that the reaction protection resin layer coats the information signal portion

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Miyagi, Japan

Toru Abiko