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1.发明申请Optical element, polarizing element, lighting device, and liquid crystal display 失效光学元件，偏振元件，照明装置和液晶显示器公开(公告)号：US20090128905A1
公开(公告)日：2009-05-21
申请号：US12318707
申请日：2009-01-07
CPC分类号： G02F1/133536 , G02B5/3066
摘要： An optical element of the invention comprises at least two laminated layers of at least one kind of reflective polarizer (a); and at least one layer of at least one kind of retardation layer (b) for changing polarization properties laminated between the reflective polarizers (a), the combination of the layers being designed so as to provide a incident-light transmittance depending on an incident angle of an incident light and designed such that a shielded light is not absorbed but reflected, wherein at least one layer of the reflective polarizer (a) is a circular polarization type reflective polarizer (a1) capable of transmitting a certain circularly polarized light and selectively reflecting an oppositely circularly polarized light; at least one layer of the reflective polarizer (a) is a linear polarization type reflective polarizer (a2) capable of transmitting one of perpendicular linearly polarized lights and selectively reflecting the other of the perpendicular linearly polarized lights; and the retardation layer (b) is a layer (b1) having a front (in the normal direction) retardation value of about λ/4 and having a retardation value of at least λ/8 with respect to an incident light inclined by at least 30° to the normal direction. The optical element can effectively shield transmitted lights with respect to obliquely incident lights and can control coloring.
摘要翻译： 本发明的光学元件包括至少两种反射型偏振器（a）的至少两层叠层; 以及用于改变层叠在反射偏振器（a）之间的偏振特性的至少一种延迟层（b）的至少一层，所述层的组合被设计成根据入射角提供入射光透射率 被设计为使得屏蔽光不被吸收而被反射，其中反射偏振器（a）的至少一层是能够透射某种圆偏振光并选择性反射的圆偏振型反射偏振器（a1） 相反圆偏振光; 反射偏振器（a）的至少一层是能够透射垂直线偏振光中的一个并选择性地反射另一个垂直线偏振光的线偏振型反射偏振器（a2） 并且相位差层（b）是具有相对于至少倾斜的入射光的正面（法线方向）延迟值为大约λ/ 4并具有至少λ/ 8的延迟值的层（b1） 与正常方向30°。 光学元件可以有效地屏蔽相对于倾斜入射光的透射光并且可以控制着色。
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公开(公告)号：US07492516B2
公开(公告)日：2009-02-17
申请号：US10551140
申请日：2004-03-19
IPC分类号： G02B5/30 , G02B27/28 , G02F1/1335
CPC分类号： G02F1/133536 , G02B5/3066
摘要： An optical element of the invention comprises at least two laminated layers of reflective polarizer; and at least one retardation layer for changing polarization properties laminated between the reflective polarizers, the combination of the layers being designed so as to provide a incident-light transmittance depending on an incident angle of an incident light and designed such that a shielded light is not absorbed but reflected. The optical element can effectively shield transmitted lights with respect to obliquely incident lights and can control coloring.
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公开(公告)号：US20070014127A1
公开(公告)日：2007-01-18
申请号：US10570141
申请日：2004-08-20
IPC分类号： F21V7/04
CPC分类号： G02B6/005 , G02B6/0055
摘要： A light source comprising sidelight type backlight light guide plate (L), wherein a transmittance angle dependent layer (T1) which transmits normally incident light and reflects obliquely incident light is disposed on one surface of the sidelight type backlight light guide plate (L), and a reflection plate (R) having a repetitive slope structure is disposed on the other surface of the sidelight type backlight light guide plate (L). The invention light source is less in absorption loss due to repetition of light reflection and the like.
摘要翻译： 1.一种侧光式背光源导光板（L）的光源，其特征在于，在所述侧面侧背光导光板（L）的一个面上配置有透射正常入射光并反射倾斜入射光的透射角依赖层（T 1） 并且具有重复斜率结构的反射板（R）设置在侧光型背光导光板（L）的另一个表面上。 由于重复光反射等，本发明光源的吸收损失较小。
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4.发明申请Optical element, light condensation backlight system, and liquid crystal display 有权光学元件，光聚合背光系统和液晶显示器公开(公告)号：US20070132914A1
公开(公告)日：2007-06-14
申请号：US10576614
申请日：2004-08-24
IPC分类号： G02F1/1335
CPC分类号： G02B6/0056 , G02B5/3016 , G02B27/28 , G02F1/133536 , G02F1/13362 , G02F2001/133543
摘要： An optical element comprising: a polarizing element (A), separating incident light into polarization to then emit light, and made of a cholesteric liquid crystal, and a linearly polarized light reflection polarizer (B) transmitting linearly polarized light with one polarization axis and selectively reflecting linearly polarized light with the other polarization axis perpendicular to the one polarization axis, wherein the polarizing element (A) has a distortion rate with respect to emitting light to incident light in the normal direction of 0.5 or more and a distortion rate with respect to emitting light to incident light at an angle inclined from the normal direction by 60 degrees or more of 0.2 or less, the polarizing element (A) has a function increasing a linearly polarized light component of emitting light as incidence angle is larger; is capable of condensation and collimation of incident light from a light source and capable of suppressing transmission of light in an arbitrary direction.
摘要翻译： 一种光学元件，包括：偏振元件（A），将入射光分离成极化，然后发射光，并由胆甾型液晶构成;以及线偏振光反射偏振器（B），其透射具有一个偏振轴的线性偏振光并且选择性地 反射具有垂直于所述一个偏振轴的另一偏振轴的线偏振光，其中所述偏振元件（A）具有相对于向所述法线方向的入射光发射光的失真率为0.5或更大，并且相对于 以与正常方向倾斜60度以上的角度对入射光进行发光，其中偏振元件（A）的入射角度越大，具有增加发射光的线偏振光分量的功能; 能够冷凝来自光源的入射光的准直并能够抑制任意方向的光的透过。
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公开(公告)号：US08373829B2
公开(公告)日：2013-02-12
申请号：US12912011
申请日：2010-10-26
IPC分类号： G02F1/1335 , G09F13/04
CPC分类号： G02B6/005 , G02B6/0055
摘要： A light source comprising sidelight type backlight light guide plate (L), wherein a transmittance angle dependent layer (T1) which transmits normally incident light and reflects obliquely incident light is disposed on one surface of the sidelight type backlight light guide plate (L), and a reflection plate (R) having a repetitive slope structure is disposed on the other surface of the sidelight type backlight light guide plate (L). The invention light source is less in absorption loss due to repetition of light reflection and the like.
摘要翻译： 1.一种侧光式背光源导光板（L）的光源，其特征在于，在所述侧光型背光导光板（L）的一个面上配置有透射正常入射光并反射倾斜入射光的透射角依赖层（T1） 并且具有重复斜面结构的反射板（R）设置在侧面型背光导光板（L）的另一个表面上。 由于重复光反射等，本发明光源的吸收损失较小。
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6.发明授权Optical element, polarizing element, lighting device, and liquid crystal display 失效光学元件，偏振元件，照明装置和液晶显示器公开(公告)号：US07633678B2
公开(公告)日：2009-12-15
申请号：US12318708
申请日：2009-01-07
IPC分类号： G02B5/30 , G02B27/28 , G02F1/1335
CPC分类号： G02F1/133536 , G02B5/3066
摘要： An optical element of the invention comprises at least two laminated layers of reflective polarizer; and at least one retardation layer for changing polarization properties laminated between the reflective polarizers, the combination of the layers being designed so as to provide a incident-light transmittance depending on an incident angle of an incident light and designed such that a shielded light is not absorbed but reflected. The optical element can effectively shield transmitted lights with respect to obliquely incident lights and can control coloring.
摘要翻译： 本发明的光学元件包括至少两层反射型偏振片层压层; 以及用于改变在反射偏振器之间层叠的偏振特性的至少一个延迟层，这些层的组合被设计成根据入射光的入射角提供入射光透射率，并且设计成使得屏蔽光不是 吸收但反映。 光学元件可以有效地屏蔽相对于倾斜入射光的透射光并且可以控制着色。
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7.发明申请Optical element, light condensation backlight system, and liquid crystal display 审中-公开光学元件，光聚合背光系统和液晶显示器公开(公告)号：US20070064168A1
公开(公告)日：2007-03-22
申请号：US10576772
申请日：2004-08-24
IPC分类号： G02F1/1333
CPC分类号： G02B6/0056 , G02B27/28
摘要： An optical element comprising: a polarizing element (A), separating incident light into polarization to then emit light, and made of a cholesteric liquid crystal, wherein the polarizing element (A) has a distortion rate with respect to emitting light to incident light in the normal direction of 0.5 or more and a distortion rate with respect to emitting light to incident light at an angle inclined from the normal direction by 60 degrees or more of 0.2 or less, the polarizing element (A) has a function increasing a linearly polarized light component of emitting light as incidence angle is larger; a ½ wavelength plate (B); a retardation layer (C) giving almost zero retardation to incident light in the front direction (normal direction) and giving a retardation to incident light in a direction inclined from the normal direction; and a ¼ wavelength plate (D); being arranged in this order, and further a linearly polarized light reflection polarizer (E), transmitting linearly polarized light with one polarization axis and selectively reflecting linearly polarized light with the other polarization axis perpendicular to the one polarization axis, is arranged on the ¼ wavelength plate (D) so that the transmission axis of the linearly polarized light reflection polarizer (E) and an axis of the transmitted light, which is transmitted through the polarizing element (A) to the ¼ wavelength plate (D) in this order, are the same direction. The optical element is capable of condensation and collimation of incident light from a light source and capable of suppressing transmission of light in an arbitrary direction.
摘要翻译： 1.一种光学元件，包括：偏振元件（A），将入射光分离成极化，然后发光，并由胆甾醇型液晶制成，其中所述偏振元件（A）具有相对于发射入射光的失真率 法线方向为0.5以上，相对于从法线方向倾斜60度以上的角度向入射光照射光的变形率为0.2以下，偏振光元件（A）具有线性极化 发光的光分量入射角较大; ½波长板（B）; 相对于入射光在正面方向（法线方向）几乎为零的延迟层（C），并向与法线方向倾斜的方向的入射光提供延迟; 和¼波长板（D）; 并且还具有以一个偏振轴透射线偏振光并且选择性地反射与一个偏振轴垂直的另一个偏振轴的线偏振光的线偏振光反射偏振器（E），其被配置在1/4波长 （D），使得偏振光元件（A）的透射轴与透射光轴（D）依次传播到¼波长板（D）的平板（D）分别为 方向相同 光学元件能够冷凝和准直来自光源的入射光并且能够抑制光在任意方向上的透射。
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8.发明申请Rotatory polarization plate, optical element, light condensation backlight system and liquid crystal display 失效旋转偏振板，光学元件，光聚合背光系统和液晶显示器公开(公告)号：US20050088740A1
公开(公告)日：2005-04-28
申请号：US10969055
申请日：2004-10-21
IPC分类号： F21S2/00 , F21S8/04 , F21V8/00 , F21Y103/00 , G02B5/30 , G02F1/13357
CPC分类号： G02F1/13362 , G02B5/3016 , G02F2001/133543 , Y10T428/10 , Y10T428/1041
摘要： A rotatory polarization plate capable of extracting an emission polarized light from an incident polarized light and rotating an azimuth angle of an polarization axis of the incident polarized light, wherein a rotatory polarization angle of the azimuth angle is changed by an incidence angle of the incident polarized light, is useful for an optical element capable of condensing and collimating incident light from a light source in a specific direction.
摘要翻译： 一种旋转偏振板，其能够从入射偏振光提取发射偏振光并旋转入射偏振光的偏振轴的方位角，其中方位角的旋转偏振角改变入射偏振的入射角 光对于能够在特定方向上会聚和准直来自光源的入射光的光学元件是有用的。
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公开(公告)号：US07841730B2
公开(公告)日：2010-11-30
申请号：US10570141
申请日：2004-08-20
IPC分类号： F21V9/14
CPC分类号： G02B6/005 , G02B6/0055
摘要： A light source comprising sidelight type backlight light guide plate (L), wherein a transmittance angle dependent layer (T1) which transmits normally incident light and reflects obliquely incident light is disposed on one surface of the sidelight type backlight light guide plate (L), and a reflection plate (R) having a repetitive slope structure is disposed on the other surface of the sidelight type backlight light guide plate (L). The invention light source is less in absorption loss due to repetition of light reflection and the like.
摘要翻译： 1.一种侧光式背光源导光板（L）的光源，其特征在于，在所述侧光型背光导光板（L）的一个面上配置有透射正常入射光并反射倾斜入射光的透射角依赖层（T1） 并且具有重复斜面结构的反射板（R）设置在侧面型背光导光板（L）的另一个表面上。 由于重复光反射等，本发明光源的吸收损失较小。
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10.发明申请Optical element, polarizing element, lighting device, and liquid crystal display 失效光学元件，偏振元件，照明装置和液晶显示器公开(公告)号：US20090128907A1
公开(公告)日：2009-05-21
申请号：US12318708
申请日：2009-01-07
IPC分类号： G02B5/30
CPC分类号： G02F1/133536 , G02B5/3066
摘要： An optical element of the invention comprises at least two laminated layers of at least one kind of reflective polarizer (a); and at least one layer of at least one kind of retardation layer (b) for changing polarization properties laminated between the reflective polarizers (a), the combination of the layers being designed so as to provide a incident-light transmittance depending on an incident angle of an incident light and designed such that a shielded light is not absorbed but reflected, wherein at least one layer of the reflective polarizer (a) is a circular polarization type reflective polarizer (a1) capable of transmitting a certain circularly polarized light and selectively reflecting an oppositely circularly polarized light; at least one layer of the reflective polarizer (a) is a linear polarization type reflective polarizer (a2) capable of transmitting one of perpendicular linearly polarized lights and selectively reflecting the other of the perpendicular linearly polarized lights; and the retardation layer (b) is a layer (b1) having a front (in the normal direction) retardation value of about λA/4 and having a retardation value of at least λA/8 with respect to an incident light inclined by at least 30° to the normal direction. The optical element can effectively shield transmitted lights with respect to obliquely incident lights and can control coloring.
摘要翻译： 本发明的光学元件包括至少两种反射型偏振器（a）的至少两层叠层; 以及用于改变层叠在反射偏振器（a）之间的偏振特性的至少一种延迟层（b）的至少一层，所述层的组合被设计成根据入射角提供入射光透射率 被设计为使得屏蔽光不被吸收而被反射，其中反射偏振器（a）的至少一层是能够透射某种圆偏振光并选择性反射的圆偏振型反射偏振器（a1） 相反圆偏振光; 反射偏振器（a）的至少一层是能够透射垂直线偏振光中的一个并选择性地反射另一个垂直线偏振光的线偏振型反射偏振器（a2） 并且相位差层（b）是相对于至少倾斜的入射光的正面（法线方向）延迟值为大约λA/ 4并具有至少λA/ 8的延迟值的层（b1） 与正常方向30°。 光学元件可以有效地屏蔽相对于倾斜入射光的透射光并且可以控制着色。
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