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1. 发明申请

US20160018576A1 INFRARED CUT FILTER, SOLID-STATE IMAGING DEVICE, AND IMAGING/DISPLAY APPARATUS 审中-公开
标题翻译：红外切割过滤器，固态成像装置和成像/显示装置
公开(公告)号：US20160018576A1
公开(公告)日：2016-01-21
申请号：US14870751
申请日：2015-09-30
申请人： ASAHI GLASS COMPANY, LIMITED
发明人： Kyoko Yamamoto , Takaaki Murakami , Mitsuyuki Tatemura , Hiroshi Kumai
IPC分类号： G02B5/20 , G03B11/00 , G02B5/22
CPC分类号： G02B5/208 , C09B49/12 , C09B57/10 , G02B5/223 , G03B11/00
摘要： Provided is an infrared cut filter including: an infrared absorbing layer of a transparent resin containing an infrared absorber; and a selected wavelength cut layer stacked on the infrared absorbing layer, wherein the following requirements are satisfied. (i) In a spectral transmittance curve for an incident angle of 0°, an average transmittance in a 450-600 nm range is 80% or more, a transmittance in a 700-1200 nm range is 2.0% or less, and D0 represented by the following expression is less than 0.04. D0 (%/nm)=(Tmax·0−Tmin·0)/(λ(Tmax·0)−λ(Tmin·0)) (ii) wherein a spectrum transmittance curve for an incident angle of 30°, an average transmittance in the 450 to 600 nm range is 80% or more, a transmittance in the 700-1200 nm range is 2.0% or less, and D30 represented by the following expression is less than 0.04. D30 (%/nm)=(Tmax·30−Tmin·30)/(λ(Tmax·30)−×(Tmin·30))
摘要翻译：本发明提供一种红外截止滤光器，其特征在于，包括：含有红外线吸收剂的透明树脂的红外线吸收层; 以及堆叠在红外线吸收层上的选择的波长切割层，其中满足以下要求。（i）在入射角为0°的光谱透射率曲线中，450-600nm范围内的平均透射率为80％以上，700〜1200nm范围的透射率为2.0％以下，D0为通过以下表达式小于0.04。 D0（％/ nm）=（Tmax·0-Tmin·0）/（λ（Tmax·0）-λ（Tmin·0））（ii）其中入射角为30°的光谱透射率曲线，在450〜600nm范围内的透射率为80％以上，700〜1200nm范围的透射率为2.0％以下，由下式表示的D30小于0.04。 D30（％/ nm）=（Tmax·30-Tmin·30）/（λ（Tmax·30）××（Tmin·30））

2. 发明申请

US20180095203A1 OPTICAL FILTER AND IMAGING DEVICE 审中-公开
公开(公告)号：US20180095203A1
公开(公告)日：2018-04-05
申请号：US15819670
申请日：2017-11-21
申请人： ASAHI GLASS COMPANY, LIMITED
发明人： Yoshiharu Ooi , Hiroshi Kumai , Kazuhiko Shiono , Hiroki Hotaka
IPC分类号： G02B5/20 , C03C4/08 , G02B5/28 , G02B1/04
摘要： There is provide an optical filter suppressed in incidence angle dependence and having high visible light transmittance. The optical filter includes: an absorption layer containing a first near-infrared absorbent (DA) having a maximum absorption wavelength λ(DA_Tmin) in wavelengths of 685 to 715 nm and a second near-infrared absorbent (DB) having a maximum absorption wavelength λ(DB_Tmin) in wavelengths of 705 to 725 nm or wavelengths of more than 725 nm and 900 nm or less on a side of a wavelength longer than the maximum absorption wavelength λ(DA_Tmin), and satisfying specific light absorption characteristics; and a reflection layer including a dielectric multilayer film satisfying specific reflection characteristics in wavelengths of 700 to 1150 nm, wherein a transmittance of the reflection layer in a boundary region of visible light and near-infrared light and a transmittance of the absorption layer have a specific relation.

3. 发明授权

US10088730B2 Optical element and imaging device 有权
公开(公告)号：US10088730B2
公开(公告)日：2018-10-02
申请号：US15492466
申请日：2017-04-20
申请人： ASAHI GLASS COMPANY, LIMITED
发明人： Hiroshi Kumai , Shinya Tahara , Teppei Konishi , Koichi Nakagawa , Takuji Oyama , Satoshi Umeda
IPC分类号： G02B27/58 , G02F1/157 , G02F1/15 , G02F1/163 , G03B11/00
摘要： There is provided an optical element which is an apodized filter capable of externally controlling an optical characteristic and stable over a long period. An optical element 100 is an optical element including: a transparent electrolyte layer 110; a pair of solid electrochromic layers which sandwiches the transparent electrolyte layer 110; and further a pair of transparent conductive films 140 which sandwiches a pair of the solid electrochromic layer, wherein a pair of the solid electrochromic layers is constituted by a reduction coloring-type solid electrochromic layer 120 and an oxidation coloring-type solid electrochromic layer 130 opposing each other, the optical element including: an apodized characteristic in which transmittance increases gradually from an outer periphery toward a center in a plane orthogonal to a thickness direction of the transparent electrolyte layer 110.

4. 发明授权

US09664830B2 Optical filter and solid-state imaging device 有权
公开(公告)号：US09664830B2
公开(公告)日：2017-05-30
申请号：US13972056
申请日：2013-08-21
申请人： ASAHI GLASS COMPANY, LIMITED
发明人： Makoto Hasegawa , Kenta Sekikawa , Satoshi Kashiwabara , Hiroshi Shimoda , Yuriko Kaida , Hiroshi Kumai
IPC分类号： G02B5/28 , G02B1/113 , G02B1/115 , G02B5/22 , H04N5/335 , G02B5/20
CPC分类号： G02B5/281 , C09B23/0066 , C09B57/007 , G02B1/113 , G02B1/115 , G02B5/208 , G02B5/223 , H04N5/335
摘要： An optical filter including a near infrared absorbing layer on a glass substrate, in which adhesiveness between the glass substrate and the near infrared absorbing layer is firm, high reliability is enabled in uses under a high temperature and high humidity environment, and manufacturing yield is secured, and a high reliability solid-state imaging device having the optical filter are provided. An optical filter includes: a glass substrate; and a near infrared absorbing layer formed on one principal surface of the glass substrate, wherein the near infrared absorbing layer is obtained by reacting a composition for forming the near infrared absorbing layer on the glass substrate and the composition contains a transparent resin having a fluorene skeleton and a reactivity group; a near infrared absorbing dye; and a silane coupling agent and/or oligomer thereof having a hydrolyzable group and a functional group which have reactivity for the reactivity group.

5. 发明授权

US09268072B2 Optical filter, solid-state imaging element, imaging device lens and imaging device 有权
标题翻译：光学滤波器，固态成像元件，成像装置透镜和成像装置
公开(公告)号：US09268072B2
公开(公告)日：2016-02-23
申请号：US14099328
申请日：2013-12-06
申请人： ASAHI GLASS COMPANY, LIMITED
发明人： Makoto Hasegawa , Satoshi Kashiwabara , Hiroshi Shimoda , Kenta Sekikawa , Takashi Shibuya , Mitsuo Osawa , Katsushi Kamijyo , Hiroyuki Arishima , Hiroshi Kumai
IPC分类号： G02B5/20 , G02B13/00 , G02B1/04 , G02B5/28 , H01L27/146 , C09B23/08 , C09B57/00
CPC分类号： G02B5/223 , C09B23/086 , C09B23/107 , C09B57/007 , G02B1/04 , G02B5/208 , G02B5/282 , G02B13/004 , G02B13/005 , H01L27/14621
摘要： The present invention relates to an optical filter, a solid-state imaging element and an imaging device lens which contain a near infrared ray absorbing layer having a specific near infrared ray absorbing dye dispersed in a transparent resin having a refractive index of 1.54 or more, and also relates to an imaging device containing the solid-state imaging element or the imaging device lens. The near infrared ray absorbing layer has a transmittance of visible light of from 450 to 600 nm of 70% or more, a transmittance of light in a wavelength region of from 695 to 720 nm of not more than 10%, and an amount of change of transmittance of not more than −0.8.
摘要翻译：本发明涉及一种光学滤波器，固态成像元件和成像装置透镜，其包含分散在折射率为1.54以上的透明树脂中的特定近红外线吸收染料的近红外线吸收层，并且还涉及包含固态成像元件或成像装置透镜的成像装置。近红外线吸收层的透射率为450〜600nm的可见光的透射率为70％以上，波长范围为695〜720nm的光的透射率为10％以下，变化量为的透光率不大于-0.8。

6. 发明授权

US09753196B2 Optical filter, solid-state imaging element, imaging device lens and imaging device 有权
公开(公告)号：US09753196B2
公开(公告)日：2017-09-05
申请号：US14992585
申请日：2016-01-11
申请人： ASAHI GLASS COMPANY, LIMITED
发明人： Makoto Hasegawa , Satoshi Kashiwabara , Hiroshi Shimoda , Kenta Sekikawa , Takashi Shibuya , Mitsuo Osawa , Katsushi Kamijyo , Hiroyuki Arishima , Hiroshi Kumai
IPC分类号： G02B5/22 , G02B13/00 , G02B5/20 , G02B1/04 , G02B5/28 , H01L27/146 , C09B23/08 , C09B57/00 , C09B23/10
CPC分类号： G02B5/223 , C09B23/086 , C09B23/107 , C09B57/007 , G02B1/04 , G02B5/208 , G02B5/282 , G02B13/004 , G02B13/005 , H01L27/14621
摘要： The present invention relates to an optical filter, a solid-state imaging element and an imaging device lens which contain a near infrared ray absorbing layer having a specific near infrared ray absorbing dye dispersed in a transparent resin having a refractive index of 1.54 or more, and also relates to an imaging device containing the solid-state imaging element or the imaging device lens. The near infrared ray absorbing layer has a transmittance of visible light of from 450 to 600 nm of 70% or more, a transmittance of light in a wavelength region of from 695 to 720 nm of not more than 10%, and an amount of change of transmittance of not more than −0.8.

7. 发明申请

US20140091419A1 OPTICAL FILTER, SOLID-STATE IMAGING ELEMENT, IMAGING DEVICE LENS AND IMAGING DEVICE 有权
标题翻译：光学滤波器，固态成像元件，成像装置透镜和成像装置
公开(公告)号：US20140091419A1
公开(公告)日：2014-04-03
申请号：US14099328
申请日：2013-12-06
申请人： ASAHI GLASS COMPANY, LIMITED
发明人： Makoto Hasegawa , Satoshi Kashiwabara , Hiroshi Shimoda , Kenta Sekikawa , Takashi Shibuya , Mitsuo Osawa , Katsushi Kamijyo , Hiroyuki Arishima , Hiroshi Kumai
IPC分类号： G02B5/20 , G02B5/28 , H01L27/146 , G02B1/04
CPC分类号： G02B5/223 , C09B23/086 , C09B23/107 , C09B57/007 , G02B1/04 , G02B5/208 , G02B5/282 , G02B13/004 , G02B13/005 , H01L27/14621
摘要： The present invention relates to an optical filter, a solid-state imaging element and an imaging device lens which contain a near infrared ray absorbing layer having a specific near infrared ray absorbing dye dispersed in a transparent resin having a refractive index of 1.54 or more, and also relates to an imaging device containing the solid-state imaging element or the imaging device lens. The near infrared ray absorbing layer has a transmittance of visible light of from 450 to 600 nm of 70% or more, a transmittance of light in a wavelength region of from 695 to 720 nm of not more than 10%, and an amount of change of transmittance of not more than −0.8
摘要翻译：本发明涉及一种光学滤波器，固态成像元件和成像装置透镜，其包含分散在折射率为1.54以上的透明树脂中的特定近红外线吸收染料的近红外线吸收层，并且还涉及包含固态成像元件或成像装置透镜的成像装置。近红外线吸收层的透射率为450〜600nm的可见光的透射率为70％以上，波长范围为695〜720nm的光的透射率为10％以下，变化量为的透光率不大于-0.8

8. 发明授权

US08565058B2 Liquid crystal alignment film, process for its production, optical element using the liquid crystal alignment film, and optical information writing/reading device 有权
标题翻译：液晶取向膜，其制造方法，使用液晶取向膜的光学元件和光学信息写入/读取装置
公开(公告)号：US08565058B2
公开(公告)日：2013-10-22
申请号：US13708120
申请日：2012-12-07
申请人： Asahi Glass Company, Limited
发明人： Kazuhiko Shiono , Hiroshi Kumai , Yoshiharu Ooi
IPC分类号： G11B7/00 , C08G73/10 , C09K19/02
CPC分类号： G11B7/1369 , B05D5/00 , G02B5/3016 , G02F1/133788
摘要： To provide a liquid crystal alignment film having a sufficient alignment-regulating power and high resistance against blue laser beam and having, at the same time, excellent adhesion, and an optical element using it. A liquid crystal alignment film obtainable by bonding, by chemisorption to a substrate, an alignment-regulating precursor which undergoes anisotropic decomposition by irradiation with polarized ultraviolet light, and irradiating the alignment-regulating precursor bonded to the substrate, with polarized ultraviolet light, to let it undergo anisotropic decomposition and exhibit an alignment-regulating power.
摘要翻译：为了提供具有足够的取向调节功率和对蓝色激光束的高电阻并且同时具有优异粘合性的液晶取向膜以及使用它的光学元件。一种液晶取向膜，其通过化学吸附结合到基板上，通过偏振紫外光照射进行各向异性分解的定向调节前体，并用偏振紫外光照射接合到基板的取向调节前体，使得它经历各向异性分解并表现出对准调节功率。

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