Method for manufacturing optical element, and surface processing device
    15.
    发明专利
    Method for manufacturing optical element, and surface processing device 有权
    制造光学元件的方法和表面处理装置

    公开(公告)号:JP2013068839A

    公开(公告)日:2013-04-18

    申请号:JP2011208011

    申请日:2011-09-22

    Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing an optical element, capable of easily forming a fine unevenness structure extended in a direction crossing an optical axis on the optical surface of the optical element having an optical surface with a curvature.SOLUTION: A method for manufacturing a lens including an antireflection part having uneven shapes extended in a direction crossing the optical axis on a concave lens surface 1a comprises: a main body processing step of forming a lens body 1 with the concave lens surface 1a; a molding step of applying a molding resin on the concave lens surface 1a, pressing a fine structure forming mold 5 having a molding surface part 5a for transferring the antireflection part, formed on the surface of a deformable base part 5A to the concave lens surface 1a, and curing the molding resin; and a demolding step of gradually spacing the fine structure forming mold 5 in a direction in which the uneven shapes of the antireflection part extend, from the outer peripheral side thereof by working the moment of force about the surface top of the molding surface part 5a to deform the base part 5A, to remove the mold.

    Abstract translation: 解决问题的方案:提供一种光学元件的制造方法,能够容易地形成在具有曲率的光学面的光学元件的光学面上与光轴交叉的方向上延伸的微小的凹凸结构。 解决方案:一种制造透镜的方法,该透镜包括具有在凹透镜表面1a上与光轴交叉的方向延伸的不均匀形状的抗反射部分,包括:主体处理步骤,用于将透镜主体1与凹透镜表面 1a; 在凹透镜表面1a上施加模制树脂的模制步骤,将形成在可变形基底部分5A的表面上的防反射部分的成型表面部分5a的精细结构形成模具5按压到凹透镜表面1a 并固化成型树脂; 以及脱模步骤,通过将成型表面部分5a的表面顶部的力矩作用到模制表面部分5a的力矩,使其从其外周侧沿着防反射部分的不均匀形状延伸的方向逐渐间隔精细结构, 使基部5A变形,以移除模具。 版权所有(C)2013,JPO&INPIT

    Screen for projection and projection system including the same
    16.
    发明专利
    Screen for projection and projection system including the same 审中-公开
    包括其投影和投影系统的屏幕

    公开(公告)号:JP2013045115A

    公开(公告)日:2013-03-04

    申请号:JP2012184057

    申请日:2012-08-23

    CPC classification number: G03B21/56 B29D11/0074 G03B21/10 G03B21/60

    Abstract: PROBLEM TO BE SOLVED: To provide a screen for projection which is capable of improving the reduction of contrast due to external light by eliminating the variation of brightness due to using a short-focus projector, and a projection system including the same.SOLUTION: The screen for projection includes: a reflecting layer as a reflecting layer having a plurality of reflection patterns spaced from each other, where each reflection pattern includes an image reflecting surface having a tilt angle to a horizontal direction so as to guide image light toward the front of the screen; and a plurality of external light absorbing layers which absorb external light impinging on the screen.

    Abstract translation: 要解决的问题:提供一种用于投影的屏幕,其能够通过消除由于使用短焦投影仪引起的亮度的变化而能够改善由外部光引起的对比度的降低,以及包括该屏幕的投影系统。 解决方案:用于投影的屏幕包括:作为反射层的反射层,具有彼此间隔开的多个反射图案,其中每个反射图案包括具有与水平方向倾斜的倾斜角的图像反射表面,以便引导 图像光朝向屏幕前方; 以及多个外部光吸收层,其吸收入射到屏幕上的外部光。 版权所有(C)2013,JPO&INPIT

    光学フィルムの製造方法、光学フィルム、偏光板及び液晶表示装置

    公开(公告)号:JPWO2011030684A1

    公开(公告)日:2013-02-07

    申请号:JP2011530806

    申请日:2010-08-30

    CPC classification number: B29D11/0074 B29C59/04

    Abstract: フィルム表面の異物故障やロール状でのブラックバンドやブロッキングの発生が無く、しわや傷のない光学フィルムの製造方法を提供する。前記光学フィルムの製造方法は、長尺状のフィルムの幅方向の両側端部に複数の突起部を有する部材を押しつけて、凹凸によるナーリングを付与する工程と、フィルムを巻きとる工程と、を有し、前記ナーリングを付与する工程は、前記突起部を前記フィルムの表面に押しつけた際に、前記突起部により押しのけられたフィルム部材により形成される凸部の高さを、前記突起部の基部を構成する平坦部で制限し、前記凸部の高さを所定の高さにする。

    Method for manufacturing polarizing beam splitter
    18.
    发明专利
    Method for manufacturing polarizing beam splitter 有权
    制造极化光束分离器的方法

    公开(公告)号:JP2013028179A

    公开(公告)日:2013-02-07

    申请号:JP2012224867

    申请日:2012-10-10

    Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a polarizing beam splitter.SOLUTION: An exemplary method includes steps for: supporting a polarizing film in a mold where the polarizing film has a first surface and a second surface; injecting a polymeric material into the mold adjacent the first surface of the polarizing film; solidifying a first polymeric material to form a first prism; and securing a second prism to the second surface of the polarizing film. Another exemplary method includes steps for: injection-molding a component of the polarizing beam splitter; and heat-treating the first component before a temperature reaches temperature which is lower by about 20°C than a glass transition temperature of the first polymeric material.

    Abstract translation: 要解决的问题:提供一种制造偏振分束器的方法。 解决方案:一种示例性方法包括以下步骤:在偏振膜具有第一表面和第二表面的模具中支撑偏振膜; 将聚合物材料注入邻近偏振膜的第一表面的模具中; 固化第一聚合物材料以形成第一棱镜; 以及将第二棱镜固定到所述偏振膜的第二表面。 另一示例性方法包括以下步骤:注射成型偏振分束器的部件; 并且在温度达到比第一聚合物材料的玻璃化转变温度低约20℃的温度下对第一组分进行热处理。 版权所有(C)2013,JPO&INPIT

    Method of forming mold for vehicular indoor lighting lamp lens and indoor lighting lamp lens
    19.
    发明专利
    Method of forming mold for vehicular indoor lighting lamp lens and indoor lighting lamp lens 有权
    室内照明灯具和室内照明灯具镜头成型方法

    公开(公告)号:JP2012136073A

    公开(公告)日:2012-07-19

    申请号:JP2010288102

    申请日:2010-12-24

    Inventor: OTSUKA GENSHI

    Abstract: PROBLEM TO BE SOLVED: To provide a vehicular indoor lighting lamp lens which makes dimensional control easy and has no risk of damaging a ceiling.SOLUTION: In a method of forming a mold for the indoor lighting lamp lens provided with a cavity formed in the shape of a lens 10 of which the entire surface becomes a styling design part, the lens 10 has a predetermined thickness and a rib 10B on the back surface, and a gate 50 is provided for the rib 10B and the thickness. A molten resin is injected into in the cavity of the mold from the gate 50. A cutting pin 60 of the same width with the width of the gate 50 is inserted into the gate 50 at the root of the rib 10B and the gate 50 after injection is completed to separate the rib 10B from the gate 50. The cutting pin 60 is made to retreat after the separation is completed to take the lens 10 out of the mold.

    Abstract translation: 要解决的问题:提供使得尺寸控制容易并且没有损坏天花板的风险的车辆室内照明灯透镜。 解决方案:在一种形成室内照明灯透镜的模具的方法中,其具有形成为整个表面变成造型设计部分的透镜10的形状的空腔,透镜10具有预定厚度,并且 肋10B在背面,并且为肋10B设置有门50和厚度。 将熔融树脂从浇口50注入到模具的空腔中。具有栅极50的宽度的相同宽度的切割销60在肋10B的根部和门50之后插入门50中 注射完成以将肋10B与门50分离。切割销60在分离完成之后使后退,以将镜片10从模具中取出。 版权所有(C)2012,JPO&INPIT

Patent Agency Ranking