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1.发明申请Optical element, mold for the optical element, method for manufacturing the optical element and bidirectional optical communication module 失效光学元件，光学元件用模具，光学元件的制造方法以及双向光通信模块公开(公告)号：US20070237458A1
公开(公告)日：2007-10-11
申请号：US11723871
申请日：2007-03-22
申请人： Hajime Kobayashi , Yayoi Eguro , Nobuyoshi Mori , Hiroyuki Hattori , Yoshiharu Masaki , Fumiaki Yoshida , Yuichi Atarashi , Kazuhiro Wada , Kazuhiko Ishikawa
发明人： Hajime Kobayashi , Yayoi Eguro , Nobuyoshi Mori , Hiroyuki Hattori , Yoshiharu Masaki , Fumiaki Yoshida , Yuichi Atarashi , Kazuhiro Wada , Kazuhiko Ishikawa
IPC分类号： G02B6/34
CPC分类号： G02B6/4204 , G02B6/34 , G02B6/4246 , G02B6/4292
摘要： An optical element used in a bidirectional optical communication module used for bidirectional optical fiber communication by a wavelength multiplex system, comprising a diffraction grating of binary structure prepared by molding, wherein a taper is formed at a portion of the diffraction grating where light entering the diffraction grating is intercepted by a convex part of the binary structure of the diffraction grating.
摘要翻译： 一种用于通过波长多路复用系统进行双向光纤通信的双向光通信模块中的光学元件，包括通过模制制备的二进制结构的衍射光栅，其中在衍射光栅的一部分处形成锥形，其中进入衍射 光栅由衍射光栅的二进制结构的凸部截取。
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2.发明授权Optical element, mold for the optical element, method for manufacturing the optical element and bidirectional optical communication module 失效光学元件，光学元件用模具，光学元件的制造方法以及双向光通信模块公开(公告)号：US07481587B2
公开(公告)日：2009-01-27
申请号：US11723871
申请日：2007-03-22
申请人： Hajime Kobayashi , Yayoi Eguro , Nobuyoshi Mori , Hiroyuki Hattori , Yoshiharu Masaki , Fumiaki Yoshida , Yuichi Atarashi , Kazuhiro Wada , Kazuhiko Ishikawa
发明人： Hajime Kobayashi , Yayoi Eguro , Nobuyoshi Mori , Hiroyuki Hattori , Yoshiharu Masaki , Fumiaki Yoshida , Yuichi Atarashi , Kazuhiro Wada , Kazuhiko Ishikawa
IPC分类号： G02B6/36
CPC分类号： G02B6/4204 , G02B6/34 , G02B6/4246 , G02B6/4292
摘要： An optical element used in a bidirectional optical communication module used for bidirectional optical fiber communication by a wavelength multiplex system, comprising a diffraction grating of binary structure prepared by molding, wherein a taper is formed at a portion of the diffraction grating where light entering the diffraction grating is intercepted by a convex part of the binary structure of the diffraction grating.
摘要翻译： 一种用于通过波长多路复用系统进行双向光纤通信的双向光通信模块中的光学元件，包括通过模制制备的二进制结构的衍射光栅，其中在衍射光栅的一部分处形成锥形，其中进入衍射 光栅由衍射光栅的二进制结构的凸部截取。
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3.发明授权Objective lens for use in optical pickup apparatus and optical pickup apparatus 失效用于光学拾取装置和光学拾取装置的物镜公开(公告)号：US06919996B2
公开(公告)日：2005-07-19
申请号：US10642199
申请日：2003-08-18
申请人： Kazuhiro Wada , Hiroyuki Hattori , Yayol Eguro , Norikazu Arai , Koji Honda , Yuichi Honda , Yuichi Atarashi
发明人： Kazuhiro Wada , Hiroyuki Hattori , Yayol Eguro , Norikazu Arai , Koji Honda , Yuichi Honda , Yuichi Atarashi
CPC分类号： G11B7/1374 , G02B7/022 , G11B2007/13727
摘要： An objective lens for use in an optical pickup apparatus, comprises a first lens molded with a plastic and having an optically functional section, flange section provided around the periphery of the optically functional section, and a first contacting section provided on the flange section; and a second lens molded with a plastic, located opposite to the first lens and having an optically functional section, a flange section provided around the periphery of the optically functional section, and a second contacting section provided on the flange section. The first lens and the second lens are joined in such a way that the first contacting section and the second contacting section are brought in contact with each other.
摘要翻译： 一种用于光学拾取装置的物镜，包括用塑料模制并具有光学功能部分的第一透镜，设置在光学功能部分周围的凸缘部分和设置在凸缘部分上的第一接触部分; 以及与所述第一透镜相对设置并且具有光学功能部分的塑料模制的第二透镜，设置在所述光学功能部分周围的凸缘部分和设置在所述凸缘部分上的第二接触部分。 第一透镜和第二透镜以使得第一接触部和第二接触部彼此接触的方式接合。
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公开(公告)号：US20090268586A1
公开(公告)日：2009-10-29
申请号：US11992994
申请日：2006-10-04
申请人： Kazuhiro Wada , Hiroyuki Hattori , Yuichi Atarashi
发明人： Kazuhiro Wada , Hiroyuki Hattori , Yuichi Atarashi
CPC分类号： G11B7/1374 , G11B7/22 , G11B2007/0006
摘要： An objective lens unit for use in an optical pickup device, includes: a first lens section; a first flange section positioned peripheral of the first lens section; and a support section which supports a second objective lens having a second lens section provided in parallel to the first lens section with an optical axis different from that of the first lens section, wherein the first lens section, the first flange section and the support section are integrally formed.
摘要翻译： 一种用于光拾取装置的物镜单元，包括：第一透镜部; 位于所述第一透镜部周边的第一凸缘部; 以及支撑部，其支撑第二物镜，所述第二物镜具有与所述第一透镜部分不同的光轴平行设置的第二透镜部，其中所述第一透镜部，所述第一凸缘部和所述支撑部 一体形成。
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公开(公告)号：US07468849B2
公开(公告)日：2008-12-23
申请号：US11986932
申请日：2007-11-26
IPC分类号： G02B7/02
CPC分类号： G11B7/13925 , G02B13/00 , G11B7/1275 , G11B7/1353 , G11B7/1374 , G11B2007/0006
摘要： An object lens unit for an optical pickup device is disclosed. The object lens unit includes a first optical element facing an optical information recording medium; a second optical element positioned on a light source side of the first optical element; and a frame in which the first optical element and the second optical element are fixed. The frame includes a first fitting portion and a second fitting portion, and has a prescribed clearance in a perpendicular direction to the optical axis between at least one of the first fitting portion of the frame and the first optical element, and the second fitting portion of the frame and the second optical element to adjust a position of at least one of the first optical element and the second optical element in a perpendicular direction to the optical axis. An optical pickup device including such object lens unit is also disclosed.
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公开(公告)号：US20080253002A1
公开(公告)日：2008-10-16
申请号：US11986807
申请日：2007-11-26
IPC分类号： G02B7/02
CPC分类号： G11B7/13925 , G02B13/00 , G11B7/1275 , G11B7/1353 , G11B7/1374 , G11B2007/0006
摘要： An object lens unit for an optical pickup device is disclosed. The object lens unit includes a first optical element positioned facing an optical information recording medium; a second optical element positioned on a light source side of the first optical element; and a frame in which the first optical element and the second optical element are fixed. The frame includes a first fitting portion and a second fitting portion, and has a prescribed clearance in a perpendicular direction to the optical axis between at least one of the first fitting portion of the frame and the first optical element, and the second fitting portion of the frame and the second optical element to adjust a position of at least one of the first optical element and the second optical element in a perpendicular direction to the optical axis. An optical pickup device including such object lens unit is also disclosed.
摘要翻译： 公开了一种用于光学拾取装置的物镜单元。 物镜单元包括面向光信息记录介质的第一光学元件; 位于所述第一光学元件的光源侧的第二光学元件; 以及第一光学元件和第二光学元件固定的框架。 框架包括第一装配部分和第二装配部分，并且在框架的第一装配部分和第一光学元件中的至少一个与第一装配部分之间具有与光轴垂直的方向上的规定间隙， 所述框架和所述第二光学元件在与所述光轴垂直的方向上调整所述第一光学元件和所述第二光学元件中的至少一个的位置。 还公开了包括这种物镜单元的光学拾取装置。
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公开(公告)号：US20080094737A1
公开(公告)日：2008-04-24
申请号：US11986932
申请日：2007-11-26
CPC分类号： G11B7/13925 , G02B13/00 , G11B7/1275 , G11B7/1353 , G11B7/1374 , G11B2007/0006
摘要： An object lens unit for an optical pickup device is disclosed. The object lens unit includes a first optical element facing an optical information recording medium; a second optical element positioned on a light source side of the first optical element; and a frame in which the first optical element and the second optical element are fixed. The frame includes a first fitting portion and a second fitting portion, and has a prescribed clearance in a perpendicular direction to the optical axis between at least one of the first fitting portion of the frame and the first optical element, and the second fitting portion of the frame and the second optical element to adjust a position of at least one of the first optical element and the second optical element in a perpendicular direction to the optical axis. An optical pickup device including such object lens unit is also disclosed.
摘要翻译： 公开了一种用于光学拾取装置的物镜单元。 物镜单元包括面向光信息记录介质的第一光学元件; 位于所述第一光学元件的光源侧的第二光学元件; 以及第一光学元件和第二光学元件固定的框架。 框架包括第一装配部分和第二装配部分，并且在框架的第一装配部分和第一光学元件中的至少一个与第一装配部分之间具有与光轴垂直的方向上的规定间隙， 所述框架和所述第二光学元件在与所述光轴垂直的方向上调整所述第一光学元件和所述第二光学元件中的至少一个的位置。 还公开了包括这种物镜单元的光学拾取装置。
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公开(公告)号：US07301713B2
公开(公告)日：2007-11-27
申请号：US11221657
申请日：2005-09-08
IPC分类号： G02B7/02
CPC分类号： G11B7/13925 , G02B13/00 , G11B7/1275 , G11B7/1353 , G11B7/1374 , G11B2007/0006
摘要： An object lens unit for an optical pickup comprising: a first optical element positioned facing an optical information recording medium; a second optical element positioned on a light source side of the first optical element; and a frame which has a first reference surface in contact with the first optical element to position the first optical element in an optical axis direction and a second reference surface in contact with the second optical element to position the second optical element in the optical axis direction so that the first optical element and the second optical element are fixed to be integrated with the frame, wherein the first optical element, the second optical element and the frame are attached, as a single optical component, to another member.
摘要翻译： 一种用于光学拾取器的物镜单元，包括：面对光学信息记录介质的第一光学元件; 位于所述第一光学元件的光源侧的第二光学元件; 以及框架，其具有与第一光学元件接触以将第一光学元件沿光轴方向定位的第一参考表面和与第二光学元件接触的第二参考表面，以将第二光学元件定位在光轴方向上 使得第一光学元件和第二光学元件固定成与框架一体化，其中第一光学元件，第二光学元件和框架作为单个光学部件附接到另一个构件。
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公开(公告)号：US20060056074A1
公开(公告)日：2006-03-16
申请号：US11221657
申请日：2005-09-08
IPC分类号： G02B9/00
CPC分类号： G11B7/13925 , G02B13/00 , G11B7/1275 , G11B7/1353 , G11B7/1374 , G11B2007/0006
摘要： An object lens unit for an optical pickup comprising: a first optical element positioned facing an optical information recording medium; a second optical element positioned on a light source side of the first optical element; and a frame which has a first reference surface in contact with the first optical element to position the first optical element in an optical axis direction and a second reference surface in contact with the second optical element to position the second optical element in the optical axis direction so that the first optical element and the second optical element are fixed to be integrated with the frame, wherein the first optical element, the second optical element and the frame are attached, as a single optical component, to another member.
摘要翻译： 一种用于光学拾取器的物镜单元，包括：面对光学信息记录介质的第一光学元件; 位于所述第一光学元件的光源侧的第二光学元件; 以及框架，其具有与第一光学元件接触以将第一光学元件沿光轴方向定位的第一参考表面和与第二光学元件接触的第二参考表面，以将第二光学元件定位在光轴方向上 使得第一光学元件和第二光学元件固定成与框架一体化，其中第一光学元件，第二光学元件和框架作为单个光学部件附接到另一个构件。
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公开(公告)号：US20050094294A1
公开(公告)日：2005-05-05
申请号：US10973370
申请日：2004-10-26
申请人： Kazuhiro Wada , Hiroyuki Hattori
发明人： Kazuhiro Wada , Hiroyuki Hattori
摘要： This invention provides an optical element comprising: an optical functional section on a first surface of the optical element, the optical functional section having a fine structure; and a flange section formed on a periphery of the optical functional section, wherein the flange section has a heat shrinkage-inhibiting portion, which inhibits heat shrinkage of the optical element during molding in a direction perpendicular to an optical axis of the optical element. The invention further provides a method of molding the optical element, and a mold.
摘要翻译： 本发明提供一种光学元件，包括：光学元件的第一表面上的光学功能部分，光学功能部分具有精细的结构; 以及形成在所述光学功能部的周围的凸缘部，所述凸缘部具有热收缩抑制部，所述热收缩抑制部在与所述光学元件的光轴垂直的方向成型时抑制所述光学元件的热收缩。 本发明还提供了一种模制光学元件的方法和模具。
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