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公开(公告)号：US20220247901A1
公开(公告)日：2022-08-04
申请号：US17620304
申请日：2020-05-27
发明人： Yoshiaki Asanoi , Akinori Izaki
摘要： According to an embodiment of the present invention, there is provided an optical film set for an image generation system. The set includes a first polarizing plate; a second polarizing plate; a first retardation plate; and a second retardation plate. The image generation system includes an image taking apparatus, the first polarizing plate, the first retardation plate, an object, the second retardation plate, and the second polarizing plate arranged in the stated order.
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公开(公告)号：US20220082746A1
公开(公告)日：2022-03-17
申请号：US17424599
申请日：2019-11-08
发明人： Takehito Fuchida , Yoshiaki Asanoi , Akinori Izaki
摘要： There is provided a head-up display apparatus, which is excellent in heat resistance and is suppressed in occurrence of air bubbles under a high-temperature environment. A head-up display apparatus according to an embodiment of the present invention includes: a display unit configured to emit projection light; at least one reflector configured to reflect the projection light; a housing, which has an opening portion, and is configured to store the display unit and the reflector therein; a cover member configured to cover the opening portion; and a polarizing plate, which is arranged on a housing inner side of the cover member, and includes a pressure-sensitive adhesive layer and a polarizer in the stated order from a cover member side. An interlayer adhesive strength between the cover member and the pressure-sensitive adhesive layer is 30 N/25 mm or more.
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公开(公告)号：US10274659B2
公开(公告)日：2019-04-30
申请号：US15512328
申请日：2015-09-18
发明人： Akinori Izaki , Ryohei Sawazaki , Atsushi Yasui , Yuki Kida , Takeharu Kitagawa , Takuya Mori
IPC分类号： G02B5/30
摘要： A polarizing plate including an optical functional film and a polarizing film (polarizer), the polarizing plate being thin and excellent in durability of the polarizing film. The polarizing plate includes an optical functional film, a pressure-sensitive adhesive layer, a polarizing film, and a protective film in the stated order, in which: the polarizing film has a thickness of 15 μm or less; the pressure-sensitive adhesive layer has a thickness of 15 μm or less; the optical functional film has a moisture permeability of 200 g/m2/24 h or less; and the protective film has a moisture permeability of 1,000 g/m2/24 h or less.
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公开(公告)号：US09354372B2
公开(公告)日：2016-05-31
申请号：US14647534
申请日：2014-02-06
CPC分类号： G02B1/14 , B32B7/02 , B32B7/12 , B32B27/08 , B32B27/306 , B32B2307/412 , B32B2307/418 , B32B2307/42 , B32B2457/20 , B32B2457/202 , B32B2457/206 , G02B1/11 , G02B1/111 , G02B5/3033 , G02B5/3083
摘要： An optical laminate in which a polarizing film including a polyvinyl alcohol-based resin having oriented iodine is bonded on a first surface of the polarizing film to an optical film through an optically transparent adhesive layer is provided. The polarizing film exhibits a property that a value expressed by the following formula: Aa×(Is/Ia), is 0.53 or more, where: Aa represents an absorbance; Ia represents a value obtained by integrating a distribution of integrated intensities in the thickness direction of the polarizing film; and Is represents a value obtained by integrating, a distribution of integrated intensities in the thickness direction of the polarizing film; and the adhesive layer exhibits a property that a difference between a refractive index of the adhesive layer and a refractive index in the absorption axis direction of the polarizing film at the first surface of the polarizing film is 0.08 or less.
摘要翻译： 提供了一种光学层叠体，其中包括具有取向碘的聚乙烯醇系树脂的偏振膜通过光学透明粘合剂层粘合在偏振膜的第一表面上与光学膜。 该偏光膜具有下述式所表示的值：Aa×（Is / Ia）为0.53以上，其中：Aa表示吸光度; Ia表示通过对偏振膜的厚度方向的积分强度分布进行积分而得到的值; Is表示通过对偏振膜的厚度方向的积分强度的分布进行积分而得到的值; 并且粘合剂层具有粘合剂层的折射率与偏振膜的第一表面的偏振膜的吸收轴方向的折射率之间的差为0.08以下的性质。
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公开(公告)号：US20220082825A1
公开(公告)日：2022-03-17
申请号：US17424573
申请日：2019-11-08
发明人： Takehito Fuchida , Yoshiaki Asanoi , Akinori Izaki
摘要： There is provided a head-up display apparatus, which is excellent in heat resistance and is suppressed in occurrence of air bubbles under a high-temperature environment. A head-up display apparatus according to an embodiment of the present invention includes: a display unit configured to emit projection light; at least one reflector configured to reflect the projection light; a housing, which has an opening portion, and is configured to store the display unit and the reflector therein; a cover member configured to cover the opening portion; and a polarizing plate, which is arranged on a housing inner side of the cover member, and includes a pressure-sensitive adhesive layer and a polarizer in the stated order from a cover member side. An interlayer adhesive strength between the cover member and the pressure-sensitive adhesive layer is 39 N/25 mm or more.
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公开(公告)号：US20190331838A1
公开(公告)日：2019-10-31
申请号：US16468469
申请日：2017-11-29
IPC分类号： G02B5/30 , G02F1/1335 , B32B7/02
摘要： There is provided an optical laminate that can improve viewability by suppressing a hue change in accordance with the angle of polarized sunglasses. An optical laminate of the present invention includes: a first retardation layer; a second retardation layer; a polarizer; and a third retardation layer. The first retardation layer, the second retardation layer, the polarizer, and the third retardation layer is laminated from a viewer side in the stated order.
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7.发明申请THIN POLARIZING FILM, OPTICAL LAMINATE WITH THIN POLARIZING FILM, AND PRODUCTION METHOD FOR THIN POLARIZING FILM 有权薄偏光膜，薄偏光膜的光学层压板和薄偏光膜的制造方法公开(公告)号：US20160047960A1
公开(公告)日：2016-02-18
申请号：US14920322
申请日：2015-10-22
发明人： Akinori Izaki , Takeharu Kitagawa , Shusaku Goto , Takashi Kamijo , Tomohiro Mori , Minoru Miyatake
CPC分类号： G02B5/305 , B05D5/06 , B29C55/026 , B29C55/06 , B29D11/00644 , B29K2029/04 , B29K2067/003 , B29K2995/0034 , C08J7/047 , C08J2323/20 , C08J2367/02 , C08J2429/04 , G02B5/3033 , G02F1/133528
摘要： The present invention provides a thin polarizing film which has only a small environmental load and has excellent optical characteristics.The thin polarizing film is produced by forming a polyvinyl alcohol-based resin layer on a thermoplastic resin substrate. The thin polarizing film has a thickness of 10 μm or less, a single axis transmittance of 42.0% or more, a polarization degree of 99.95% or more, and an iodine content of 17.6 grams per 400×700 square millimeters or less, which is measured by an ion chromatography method.
摘要翻译： 本发明提供一种环境负荷小且光学特性优异的薄偏光膜。 薄偏光膜通过在热塑性树脂基板上形成聚乙烯醇类树脂层来制造。 薄偏光膜的厚度为10μm以下，单轴透射率为42.0％以上，偏光度为99.95％以上，碘含量为17.6克/ 400×700平方毫米以下，为 通过离子色谱法测定。
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公开(公告)号：US10234611B2
公开(公告)日：2019-03-19
申请号：US15271891
申请日：2016-09-21
发明人： Shusaku Goto , Akinori Izaki , Daisuke Ogomi
IPC分类号： G02B5/30 , C08J7/04 , C09D129/04 , G02B1/04 , G02F1/1335 , H04N5/232
摘要： There is provided a polarizer that can realize multi-functionalization and high-functionalization of an electronic device, such as an image display apparatus. A polarizer according to an embodiment of the present invention includes a resin film containing iodine, wherein the polarizer has formed therein a transparent portion having a transmittance higher than that of another portion, and when the polarizer is placed under an environment having a temperature of 60° C. and a humidity of 90% for 2 hours, a transmittance change (ΔTs) of the transparent portion is 10% or less.
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公开(公告)号：US09405050B2
公开(公告)日：2016-08-02
申请号：US14920322
申请日：2015-10-22
发明人： Akinori Izaki , Takeharu Kitagawa , Shusaku Goto , Takashi Kamijo , Tomohiro Mori , Minoru Miyatake
IPC分类号： G02B5/30 , B29C55/02 , B29C55/06 , B05D5/06 , C08J7/04 , B29D11/00 , B29K29/00 , G02F1/1335 , B29K67/00
摘要： The present invention provides a thin polarizing film which has only a small environmental load and has excellent optical characteristics.The thin polarizing film is produced by forming a polyvinyl alcohol-based resin layer on a thermoplastic resin substrate. The thin polarizing film has a thickness of 10 μm or less, a single axis transmittance of 42.0% or more, a polarization degree of 99.95% or more, and an iodine content of 17.6 grams per 400×700 square millimeters or less, which is measured by an ion chromatography method.
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公开(公告)号：US20220286588A1
公开(公告)日：2022-09-08
申请号：US17620298
申请日：2020-05-27
发明人： Yoshiaki Asanoi , Akinori Izaki
摘要： According to an embodiment of the present invention, there is provided an optical film set for an image generation system. The set includes a first polarizing plate; a second polarizing plate; and a retardation plate. The image generation system includes an image taking apparatus, the first polarizing plate, an object, and the second polarizing plate arranged in the stated order, and includes the retardation plate arranged between the first polarizing plate and the second polarizing plate. The retardation plate is configured so that a color of the second polarizing plate recognized by the image taking apparatus satisfies a*≤−10.
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