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公开(公告)号:US20120051704A1
公开(公告)日:2012-03-01
申请号:US12873278
申请日:2010-08-31
申请人: Xiang-Dong Mi , Jehuda Greener , Herong Lei , Michael R. Landry , Ju-Hyun Lee
发明人: Xiang-Dong Mi , Jehuda Greener , Herong Lei , Michael R. Landry , Ju-Hyun Lee
IPC分类号: G02B6/10
CPC分类号: B29D11/00663 , B29C43/222 , B29C43/28 , B29C48/0011 , B29C48/08 , B29C48/21 , B29C59/04 , B29C2043/486 , B29C2059/023 , B29K2995/0018
摘要: The present invention provides an optical sheet having a plurality of light guide plate patterns, each light guide plate pattern having a micro-patterned output surface for emitting light, and a micro-patterned bottom surface opposing to the output surface, made in steps comprising: extruding a first resin into the nip between a first pressure roller and a first patterned roller to form a first layer at a first patterned roller surface temperature T1 and a first nip pressure P1, the first layer having an unpatterned surface and a patterned surface, the patterned surface having a micro-pattern transferred from the first patterned roller, and conveying the first layer into a nip between a second patterned roller and a second pressure roller in a second extrusion station; and extruding a second resin into the nip between the second pressure roller and the second patterned roller and onto the unpatterned surface of the first layer to form a second layer at a second patterned roller surface temperature T2 and a second nip pressure P2, the second layer having a micro-pattern transferred from the second patterned roller; the combined first and second layers forming the optical sheet comprising the plurality of light guide plate patterns.
摘要翻译: 本发明提供了一种具有多个导光板图案的光学片,每个导光板图案具有用于发光的微图案化输出表面和与输出表面相对的微图案化底表面,其步骤包括: 将第一树脂挤出到第一压力辊和第一图案化辊之间的辊隙中,以形成第一图案辊表面温度T1和第一辊隙压力P1的第一层,第一层具有未图案化表面和图案化表面, 图案化表面具有从第一图案化辊转移的微图案,并且在第二挤压站中将第一层输送到第二图案化辊和第二压力辊之间的辊隙中; 以及将第二树脂挤压到第二加压辊和第二图案化辊之间的辊隙中并在第一层的未图案化的表面上挤出以在第二图案辊表面温度T2和第二辊隙压力P2处形成第二层,第二层 具有从第二图案化辊转移的微图案; 形成包括多个导光板图案的光学片的组合的第一和第二层。
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公开(公告)号:US20120051091A1
公开(公告)日:2012-03-01
申请号:US12873280
申请日:2010-08-31
申请人: Michael R. Landry , Herong Lei , Jehuda Greener , Xiang-Dong Mi , Ju-Hyun Lee
发明人: Michael R. Landry , Herong Lei , Jehuda Greener , Xiang-Dong Mi , Ju-Hyun Lee
CPC分类号: B29D11/00663 , B29C43/222 , B29C43/265 , B29C43/28 , B29C48/0011 , B29C48/0014 , B29C48/08 , B29C48/12 , B29C48/13 , B29C48/28 , B29C48/914 , B29C48/9155 , B29C48/9185 , B29C59/046 , B29C2043/463 , B29L2011/00 , G02B6/0036 , G02B6/0038 , G02B6/0076
摘要: The present invention provides an optical sheet having a plurality of light guide plates patterns, each light guide plate pattern having a micro-patterned output surface for emitting light, and a micro-patterned bottom surface opposing to the output surface. The optical sheet is made in steps comprising: extruding a resin into the nip between a first patterned roller and a second patterned roller at a first patterned roller surface temperature T1, a second patterned roller temperature T2, and a nip pressure P1, to form the optical sheet, the optical sheet having a first patterned surface and a second patterned surface, the first patterned surface having a micro-pattern transferred from the first patterned roller and the second patterned surface having a micro-pattern transferred from the second patterned roller.
摘要翻译: 本发明提供一种具有多个导光板图案的光学片,每个导光板图案具有用于发光的微图案化输出表面和与输出表面相对的微图案化底表面。 该光学片是由以下步骤制成的:包括:以第一图案化辊表面温度T1,第二图案辊温度T2和辊隙压力P1将树脂挤出到第一图案化辊和第二图案辊之间的辊隙中,以形成 所述光学片具有第一图案化表面和第二图案化表面,所述第一图案化表面具有从所述第一图案化辊转移的微图案,所述第二图案化表面具有从所述第二图案化辊转印的微图案。
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公开(公告)号:US20120050874A1
公开(公告)日:2012-03-01
申请号:US12873284
申请日:2010-08-31
申请人: Herong Lei , Michael R. Landry , Xiang-Dong Mi , Jehuda Greener , Ju-Hyun Lee
发明人: Herong Lei , Michael R. Landry , Xiang-Dong Mi , Jehuda Greener , Ju-Hyun Lee
CPC分类号: B29D11/00663 , B29C43/222 , B29C43/265 , B29C43/28 , B29C48/0011 , B29C48/0023 , B29C48/08 , B29C48/12 , B29C48/91 , B29C48/914 , B29C59/046 , B29C2043/463 , B29L2011/00
摘要: The present invention provides an optical sheet having a plurality of light guide plate patterns, each light guide plate pattern having a micro-patterned output surface for emitting light, and a micro-patterned bottom surface opposing to the output surface. The optical sheet is made in steps comprising extruding a first resin into the nip between a pressure roller and a patterned roller to form an extruded layer at a patterned roller surface temperature T1 and a nip pressure P1, the layer having an unpatterned surface and a patterned surface, the patterned surface having a pattern transferred from the patterned roller; and printing a discrete pattern on the unpatterned surface of the extruded layer to form the optical sheet comprising the plurality of light guide plate patterns.
摘要翻译: 本发明提供一种具有多个导光板图案的光学片,每个导光板图案具有用于发光的微图案化输出表面和与输出表面相对的微图案化底表面。 该光学片是通过以下步骤制造的:包括将第一树脂挤压到加压辊和图案化辊之间的辊隙中,以形成图案辊表面温度T1和辊隙压力P1形成挤出层,该层具有未图案化表面和图案化 表面,图案化表面具有从图案化辊转移的图案; 以及在所述挤出层的未图案化表面上印刷离散图案以形成包括所述多个导光板图案的光学片。
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公开(公告)号:US20120050875A1
公开(公告)日:2012-03-01
申请号:US12873290
申请日:2010-08-31
申请人: Herong LEI , Michael R. Landry , Xiang-Dong Mi , Jehuda Greener , Ju-Hyun Lee
发明人: Herong LEI , Michael R. Landry , Xiang-Dong Mi , Jehuda Greener , Ju-Hyun Lee
CPC分类号: B29D11/00663 , B29C43/222 , B29C43/28 , B29C48/0011 , B29C48/0018 , B29C48/0021 , B29C48/022 , B29C48/08 , B29C48/21 , B29C2948/92209 , B29K2995/0018 , G02B6/0036 , G02B6/0065 , G02B6/0076 , G02B6/0078
摘要: The present invention provides an optical sheet having a plurality of light guide plate patterns, each light guide plate pattern having a micro-patterned output surface for emitting light, and a micro-patterned bottom surface opposing to the output surface. The optical sheet is made in steps comprising: extruding a resin into the nip between a patterned roller and a patterned carrier film at a patterned roller temperature T1 and a nip pressure P1, to form the optical sheet, the optical sheet having a first patterned surface and a second patterned surface, the first patterned surface having a micro-pattern transferred from the patterned roller and the second patterned surface having a micro-pattern transferred from the patterned carrier film; and peeling off the patterned carrier film from the optical sheet.
摘要翻译: 本发明提供一种具有多个导光板图案的光学片,每个导光板图案具有用于发光的微图案化输出表面和与输出表面相对的微图案化底表面。 该光学片是由以下步骤制成的:包括:以图案化的辊温T1和压区P1将图案辊和图案化的载体膜之间的辊隙挤出成形以形成光学片,该光学片具有第一图形表面 和第二图案化表面,所述第一图案化表面具有从所述图案化辊转移的微图案,并且所述第二图案化表面具有从所述图案化载体膜转印的微图案; 并从光学片剥离图案化载体膜。
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公开(公告)号:US20110242849A1
公开(公告)日:2011-10-06
申请号:US12754383
申请日:2010-04-05
申请人: Herong LEI , Michael R. Landry , Xiang-Dong Mi , Jehuda Greener
发明人: Herong LEI , Michael R. Landry , Xiang-Dong Mi , Jehuda Greener
CPC分类号: B29D11/00663 , B29D11/00288 , B29D11/00326 , G02B6/0035 , G02B6/0065 , G02B6/0076
摘要: The present invention provides a light guide plate having an input surface for receiving light from a light source, a micro-patterned output surface for emitting light, and a micro-patterned bottom surface opposing to the output surface, made in steps comprising: extruding a first resin into the nip between a first pressure roller and a first patterned roller to form a first layer. Extruding a second resin into the nip between a second pressure roller and a second patterned roller and onto the unpatterned surface of the first layer to form a second layer. The second layer having a pattern transferred from the second patterned roller; the combined first and second layers form an optical sheet comprising a plurality of light guide plate patterns and cutting and finishing the optical sheet into a plurality of double-sided light guide plates having the specified length and width dimensions.
摘要翻译: 本发明提供了一种导光板,其具有用于接收来自光源的光的输入表面,用于发射光的微图案化输出表面和与输出表面相对的微图案化底表面,该步骤包括:挤出 第一树脂进入第一压力辊和第一图案化辊之间的辊隙中以形成第一层。 将第二树脂挤压到第二压力辊和第二图案化辊之间的辊隙中并且到第一层的未图案化的表面上以形成第二层。 第二层具有从第二图案化辊转移的图案; 组合的第一和第二层形成包括多个导光板图案的光学片,并将光学片切割并整理成具有特定长度和宽度尺寸的多个双面导光板。
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公开(公告)号:US20110242848A1
公开(公告)日:2011-10-06
申请号:US12754663
申请日:2010-04-06
申请人: Xiang-Dong MI , Jehuda Greener , Herong Lei , Michael R. Landry
发明人: Xiang-Dong MI , Jehuda Greener , Herong Lei , Michael R. Landry
CPC分类号: B29D11/00663 , B29C43/222 , B29C43/28 , B29C2059/023
摘要: The present invention provides a light guide plate having an input surface for receiving light from a light source, a micro-patterned output surface for emitting light, and a micro-patterned bottom surface opposing to the output surface, made in steps comprising: extruding a resin into the nip between a pressure roller and a patterned roller to form a layer at a patterned roller surface temperature T1 and a nip pressure P1, the layer having an un-patterned surface and a patterned surface, the patterned surface having a pattern transferred from the patterned roller. Printing a discrete pattern on the un-patterned surface of the layer to form an optical sheet comprising a plurality of light guide plate patterns, and cutting and finishing the said optical sheet into a plurality of double-sided light guide plates having the specified length and width dimensions.
摘要翻译: 本发明提供了一种导光板,其具有用于接收来自光源的光的输入表面,用于发射光的微图案化输出表面和与输出表面相对的微图案化底表面,该步骤包括:挤出 树脂进入加压辊和图案化辊之间的辊隙中以形成图案化辊表面温度T1和辊隙压力P1的层,该层具有未图案化表面和图案化表面,图案化表面具有从 图案辊。 在层的未图案化表面上印刷离散图案以形成包括多个导光板图案的光学片,并且将所述光学片切割和整理成具有指定长度的多个双面导光板,以及 宽度尺寸。
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公开(公告)号:US07530721B2
公开(公告)日:2009-05-12
申请号:US11736735
申请日:2007-04-18
申请人: Xiang-Dong Mi , Richard D. Bomba , Robert P. Bourdelais , Michael L. Ferranti , Jehuda Greener , Louis P. Harasta, Jr. , Herong Lei , Stephen C. Meissner , Steven J. Neerbasch , Robert L. Walton , John M. Palmeri , Tomohiro Ishikawa
发明人: Xiang-Dong Mi , Richard D. Bomba , Robert P. Bourdelais , Michael L. Ferranti , Jehuda Greener , Louis P. Harasta, Jr. , Herong Lei , Stephen C. Meissner , Steven J. Neerbasch , Robert L. Walton , John M. Palmeri , Tomohiro Ishikawa
IPC分类号: F21V7/04
CPC分类号: B29D11/00663 , G02B6/0053 , G02B6/0065
摘要: A backlight device for a display comprising (1) a side-lit light source, (2) a light guide plate and (3) a turning film comprising a light entry and a light exit surface comprising lenticular elements on the exit surface and prismatic structures on the entry surface, wherein the average values of the parameters of the features and the thickness of the film are selected to provide a peak output angle of ±10° from normal to the light exit surface of the light guide plate and an optical gain of at least 1.25. Also disclosed are methods of making the turning film and a display incorporating the backlight.
摘要翻译: 一种用于显示器的背光装置,包括(1)侧光源,(2)导光板和(3)包括光入口的转向膜和在出射表面上包括透镜元件的光出射表面,以及棱镜结构 在入射面上,选择特征参数的平均值和薄膜的厚度,以提供从法线到导光板的光出射面的±10°的峰值输出角, 至少1.25。 还公开了制造转向膜的方法和结合了背光的显示器。
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公开(公告)号:US20080259634A1
公开(公告)日:2008-10-23
申请号:US11736735
申请日:2007-04-18
申请人: Xiang-Dong Mi , Richard D. Bomba , Robert P. Bourdelais , Michael L. Ferranti , Jehuda Greener , Louis P. Harasta , Herong Lei , Stephen C. Meissner , Steven J. Neerbasch , Robert L. Walton , John M. Palmeri , Tomohiro Ishikawa
发明人: Xiang-Dong Mi , Richard D. Bomba , Robert P. Bourdelais , Michael L. Ferranti , Jehuda Greener , Louis P. Harasta , Herong Lei , Stephen C. Meissner , Steven J. Neerbasch , Robert L. Walton , John M. Palmeri , Tomohiro Ishikawa
CPC分类号: B29D11/00663 , G02B6/0053 , G02B6/0065
摘要: A backlight device for a display comprising (1) a side-lit light source, (2) a light guide plate and (3) a turning film comprising a light entry and a light exit surface comprising lenticular elements on the exit surface and prismatic structures on the entry surface, wherein the average values of the parameters of the features and the thickness of the film are selected to provide a peak output angle of ±10° from normal to the light exit surface of the light guide plate and an optical gain of at least 1.25. Also disclosed are methods of making the turning film and a display incorporating the backlight.
摘要翻译: 一种用于显示器的背光装置,包括(1)侧光源,(2)导光板和(3)包括光入口的转向膜和在出射表面上包括透镜元件的光出射表面,以及棱镜结构 在入射面上,选择特征参数的平均值和薄膜的厚度,以提供从法线到导光板的光出射面的±10°的峰值输出角, 至少1.25。 还公开了制造转向膜的方法和结合了背光的显示器。
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公开(公告)号:US20090040771A1
公开(公告)日:2009-02-12
申请号:US11890969
申请日:2007-08-08
申请人: Jehuda Greener , Charles C. Anderson , Junwon Lee , Herong Lei , Michael R. Landry , Tseng-En Hu , Peter F. Aylward
发明人: Jehuda Greener , Charles C. Anderson , Junwon Lee , Herong Lei , Michael R. Landry , Tseng-En Hu , Peter F. Aylward
CPC分类号: G02B6/0053 , G02B6/0038 , G02B6/0065
摘要: The present invention provides a composite light guiding plate comprising a light guiding layer comprising an incident face for receiving light from at least one light source, a light guiding output surface that is also generally orthogonal to the incident face, a featured surface, opposite the light-guiding output surface and generally orthogonal to the input face for redirecting light through the light guiding output surface. Further, the featured surface comprises a plurality of rows of linear prismatic structures extended in a length direction that is substantially perpendicular to the incident face and having height and width dimensions of 10 to 200 microns and wherein the length-to-width aspect ratio of the linear prismatic structures is greater than 100:1 the thickness of the light guiding layer is less than 1 mm. Further, the plate is formed from polymeric materials comprising polyesters, amorphous polyesters, polyarylates, polycarbonates, polyamides, polyether-amides, polyamide-imides, polyimides, polyetherimides, cyclic olefin polymers, impact-modified polymethacrylates, polyacrylates, polyacrylonitrile, polystyrenes, polyethers, cellulosics, sulfur-containing polymers and blends or alloys of two or more polymers or copolymers thereof. Additionally, the plate comprises a light extraction layer comprising an input surface having a plurality of protruding light extraction features that have tips that are bonded to the light-guiding output surface of the light guiding layer and provide optical contact between the light guiding and light extraction layers and an illumination output surface for providing light output from the composite illumination plate. Further, the thickness of the light extraction layer is less than 1 mm and wherein one or more channels of air or other gas are sandwiched between the light guiding layer and the light extraction layer.
摘要翻译: 本发明提供了一种复合导光板,其包括导光层,该导光层包括用于接收来自至少一个光源的光的入射面,也大致正交于入射面的光导输出表面,与光相反的特征表面 引导输出表面并且大致垂直于输入面,用于使光通过导光输出表面。 此外,特征表面包括在长度方向上延伸的多行线性棱镜结构,其大致垂直于入射面并且具有10至200微米的高度和宽度尺寸,并且其中, 线性棱镜结构大于100:1,导光层的厚度小于1mm。 此外,该板由聚酯,无定形聚酯,聚芳酯,聚碳酸酯,聚酰胺,聚醚酰胺,聚酰胺 - 酰亚胺,聚酰亚胺,聚醚酰亚胺,环烯烃聚合物,冲击改性聚甲基丙烯酸酯,聚丙烯酸酯,聚丙烯腈,聚苯乙烯,聚醚, 纤维素,含硫聚合物和两种或多种聚合物或其共聚物的共混物或合金。 另外,所述板包括光提取层,所述光提取层包括输入表面,所述输入表面具有多个突出的光提取特征,所述多个突出的光提取特征具有接合到所述光导层的光导输出表面的尖端并且在所述导光和光提取之间提供光学接触 层和用于提供从复合照明板的光输出的照明输出表面。 此外,光提取层的厚度小于1mm,并且其中空气或其它气体的一个或多个通道夹在导光层和光提取层之间。
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公开(公告)号:US20080310003A1
公开(公告)日:2008-12-18
申请号:US11762089
申请日:2007-06-13
申请人: Xiang-Dong Mi , Jehuda Greener
发明人: Xiang-Dong Mi , Jehuda Greener
CPC分类号: G02B6/0053
摘要: A light redirecting article for redirecting light toward comprises: a light exit surface with features meeting certain requirements; wherein first and second surfaces of the features are opposed to each other at an angle α that is in the range from 35 to 55 degrees; wherein the light redirecting article is formed from a material having an index of refraction less than 1.60; and wherein the target angle is from 5 to 25 degrees.
摘要翻译: 用于重定向光的光重定向物品包括:具有满足某些要求的特征的光出射表面; 其中所述特征的第一和第二表面以35至55度的角度α彼此相对; 其中所述光重定向制品由折射率小于1.60的材料形成; 并且其中所述目标角度为5至25度。
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