会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明专利
    • Scanning optical apparatus
    • 扫描光学装置
    • JP2011215290A
    • 2011-10-27
    • JP2010082085
    • 2010-03-31
    • Brother Industries Ltdブラザー工業株式会社
    • FUJINO HITOSHINAKAMURA YOSHIFUMIOMINATO HIROYUKIYUKAWA HIROKI
    • G02B26/10G02B13/00G02B13/18G02B26/12H04N1/113
    • G02B27/0031B41J2/471G02B3/04G02B13/0005G02B26/125
    • PROBLEM TO BE SOLVED: To provide a scanning optical apparatus that exposes a photoreceptor etc., with high definition although lenses are easy to be fabricated.SOLUTION: A pair of lens surfaces L1 and L2 of a third optical element have aspherical surface shapes in a main scanning direction, vary in curvature in a sub-scanning direction continuously and symmetrically from on an optical axis outward in the main scanning direction, and shapes of the lens surfaces L1 and L2 are symmetrical in the main scanning direction with respect to a sub-scanning plane including the optical axis. A first optical axis A1 defined as an optical axis of the incident-side lens surface L1 of a third optical element is inclined in the main scanning plane with respect to a normal line P1 extending from a scanning center on a target surface to be scanned and an intersection point O1 between the first optical axis A1 and the incident-side lens surface L1 is shifted with respect to the normal line P1, and that a second optical axis A2 defined as an optical axis of the emission-side lens surface L2 is inclined in the main scanning plane with respect to the first optical axis A1 and an intersection point O2 between the second optical axis A2 and the emission-side lens surface L2 is shifted with respect to the first optical axis A1.
    • 要解决的问题:为了提供一种以高清晰度曝光感光体等的扫描光学装置,尽管透镜易于制造。解决方案:第三光学元件的一对透镜表面L1和L2具有非球面形状 主扫描方向在副扫描方向上沿主扫描方向向外的光轴连续对称地变化,并且透镜表面L1和L2的形状在主扫描方向上相对于子扫描方向对称, 包括光轴的扫描平面。 被定义为第三光学元件的入射侧透镜表面L1的光轴的第一光轴A1相对于从要扫描的目标表面上的扫描中心延伸的法线P1在主扫描平面中倾斜, 第一光轴A1和入射侧透镜面L1之间的交点O1相对于法线P1移动,并且被定义为发射侧透镜面L2的光轴的第二光轴A2倾斜 在相对于第一光轴A1的主扫描平面中,并且第二光轴A2和发射侧透镜表面L2之间的交点O2相对于第一光轴A1偏移。
    • 2. 发明专利
    • Scanning optical apparatus
    • 扫描光学装置
    • JP2011215286A
    • 2011-10-27
    • JP2010082068
    • 2010-03-31
    • Brother Industries Ltdブラザー工業株式会社
    • FUJINO HITOSHIOMINATO HIROYUKINAKAMURA YOSHIFUMIYUKAWA HIROKI
    • G02B26/10H04N1/113
    • B41J2/471G02B3/04G02B13/0005G02B26/125G02B27/0031
    • PROBLEM TO BE SOLVED: To suppress jitters more securely while increasing flexibility of designing of lenses.SOLUTION: A scanning optical apparatus is equipped with: a light source 1; a first optical element (coupling lens 2) configured to convert light emitted from the light source 1 into a beam of light; a second optical element (cylindrical lens 4) configured to convert the beam of light having passed through the first optical element into a long linear image extending in a main scanning direction; a deflecting mirror (polygon mirror 5) configured to deflect the beam of light having passed through the second optical element in the main scanning direction; and a third optical element (fθ lens 6) configured to convert the beam of light having been deflected by the deflecting mirror into a spot-like image and focus it on a target surface to be scanned. The third optical element comprises a single lens having a pair of opposite lens surfaces, and each of the pair of lens surfaces has an aspheric shape in a main scanning plane to satisfy the formula 4.
    • 要解决的问题:在增加透镜设计的灵活性的同时更牢固地抑制抖动。解决方案:扫描光学装置配备有:光源1; 第一光学元件(耦合透镜2),被配置为将从光源1发射的光转换为光束; 第二光学元件(柱面透镜4),被配置为将通过第一光学元件的光束转换成沿主扫描方向延伸的长线性图像; 偏光镜(多面镜5),被配置为使主扫描方向上穿过第二光学元件的光束偏转; 以及第三光学元件(fθ透镜6),其被配置为将由偏转镜反射的光束转换为点状图像,并将其聚焦在待扫描的目标表面上。 第三光学元件包括具有一对相反透镜表面的单透镜,并且该一对透镜表面中的每一个在主扫描平面中具有非球面形状以满足公式4。
    • 3. 发明专利
    • Lens mold manufacturing method
    • 镜头模具制造方法
    • JP2011212924A
    • 2011-10-27
    • JP2010082077
    • 2010-03-31
    • Brother Industries Ltdブラザー工業株式会社
    • NAKAMURA YOSHIFUMIFUJINO HITOSHI
    • B29C33/38B29L11/00G02B3/00
    • PROBLEM TO BE SOLVED: To provide a method for practically and easily manufacturing a high-accuracy lens mold.SOLUTION: The method includes: a first step for preparing a primary mold MA to form a predetermined cavity; a second step for molding a primary prototype molded lens 1A by the primary mold MA, measuring at least one lens surface shape of the primary prototype molded lens 1A, and determining shrinkage factors m, mof the primary prototype molded lens 1A regarding x and y directions; a third step for calculating a release amount e(x, y) being a difference about a z direction between the at least one lens surface shape and a corresponding molding surface shape of the primary mold MA as e(x, y)=F(x, y)-f(m*x, m*y), and calculating a lens molding surface shape F'(x, y) of a secondary mold as F'(x, y)=f'(m*x, m*y)+e(x, y); and a fourth step for correcting the primary mold on the basis of the lens molding surface shape F'(x, y) of the secondary mold so as to form the secondary mold.
    • 要解决的问题:提供一种用于实际上容易地制造高精度透镜模具的方法。解决方案:该方法包括:第一步骤,用于制备形成预定腔的初级模具MA; 第一步骤,通过第一模具MA模制初级原型模制透镜1A,测量初级原型模制透镜1A的至少一个透镜表面形状,以及确定初始原型模制透镜1A关于x和y方向的收缩因子m ; 用于计算作为第一模具MA的至少一个透镜表面形状和相应的模制表面形状之间的关于az方向的差的释放量e(x,y)的第三步骤,e(x,y)= F(x ,y)-f(m * x,m * y),并且计算二次模具的透镜成型表面形状F'(x,y)为F'(x,y)= f'(m * x,m * y)+ e(x,y); 以及第四步骤,用于基于二次模具的透镜成型表面形状F'(x,y)校正第一模具以形成二次模具。
    • 4. 发明专利
    • Optical scanner, and image forming apparatus
    • 光学扫描仪和图像形成装置
    • JP2013200363A
    • 2013-10-03
    • JP2012067246
    • 2012-03-23
    • Brother Ind Ltdブラザー工業株式会社
    • FUJINO HITOSHINAKAMURA YOSHIFUMI
    • G02B26/10B41J2/44G03G15/04H04N1/113
    • G02B26/124
    • PROBLEM TO BE SOLVED: To provide an optical scanner and an image forming apparatus capable of obtaining excellent performance in use wavelength even by evaluation in wavelength different from the use wavelength.SOLUTION: An optical scanner is configured so that when a diffraction lens structure of an anamorphic condensing lens 22 in an incident optical system is defined as φ(h)=M(P2*h+P4*h+...), (where a Pn is a coefficient of a term of order n (where n is even) of height h and an M is diffraction order), an effective diameter hmmax [mm] in a main scan direction, focal distance fm [mm] in the main scan direction, and a numerical aperture NAm in the main scan direction satisfy -216≤P2≤-49, 1100≤P4*(hmmax)/(fm*NAm)≤3800, and 10≤fm≤35, and wave aberration WFE1 [λ rms] at first wave length λ1 [nm] satisfies WFE1≤0.01.
    • 要解决的问题:提供一种即使通过不同于使用波长的波长评估也能够获得优异的使用波长性能的光学扫描仪和图像形成装置。解决方案:光学扫描器被配置为使得当衍射透镜结构 入射光学系统中的变形聚光透镜22被定义为&phgr;(h)= M(P2 * h + P4 * h + ...),(其中Pn是阶数n的项的系数(其中n是偶数 )的高度h,M为衍射级),主扫描方向的有效直径hmmax [mm],主扫描方向的焦距fm [mm],主扫描方向的数值孔径NAm满足-216 ≤P2≤-49,1100≤P4*(hmmax)/(fm * NAm)≤3800,10≤fm≤35,第一波长λ1[nm]的波像差WFE1 [λrms]满足WFE1≤0.01。
    • 5. 发明专利
    • Scanning optical device
    • 扫描光学器件
    • JP2012013867A
    • 2012-01-19
    • JP2010149124
    • 2010-06-30
    • Brother Ind Ltdブラザー工業株式会社
    • YUKAWA HIROKIOMINATO HIROYUKIFUJINO HITOSHI
    • G02B26/10G02B13/00G02B13/18H04N1/113
    • G02B26/125
    • PROBLEM TO BE SOLVED: To provide a scanning optical device that enables uniform exposure.SOLUTION: The scanning optical device includes: a plurality of light sources (semiconductor lasers 1) modulated independently; a first optical element (collimator lens 2) for converting light, emitted from the light sources, into a luminous flux; a second optical element (cylindrical lens 4) for imaging a luminous flux, passed through the first optical element, into a longitudinal line in a main scanning direction; a deflection mirror (polygon mirror 5) for deflecting the luminous flux, passed through the second optical element, in the main scanning direction; and a third optical element (fθ lens 6) for imaging the luminous flux, deflected by the deflecting mirror into a spot on a target scanning face 9A. The third optical element is composed of a single lens with lens faces L1 and L2. In the lens faces L1 and L2, their respective curvatures in the sub-scanning direction continuously change outwards in the main scanning direction from above optical axes (first optical axis A1 and second optical axis A2) so that the value of the MTF of an image made incident on the target scanning face, in the sub-scanning direction due to the image height Y can be closed to constant.
    • 要解决的问题:提供能够均匀曝光的扫描光学装置。 解决方案:扫描光学器件包括:独立调制的多个光源(半导体激光器1) 用于将从光源发射的光转换成光束的第一光学元件(准直透镜2) 第二光学元件(柱面透镜4),用于将通过第一光学元件的光束成像为主扫描方向的纵向线; 偏光镜(多面反射镜5),用于使主光扫描方向上的光束偏转通过第二光学元件; 以及第三光学元件(fθ透镜6),用于将由偏转镜偏转的光束成像为目标扫描面9A上的点。 第三光学元件由具有透镜面L1和L2的单个透镜组成。 在透镜面L1和L2中,它们在副扫描方向上的各自曲率在主扫描方向上从光轴(第一光轴A1和第二光轴A2)向外连续地变化,使得图像的MTF的值 在目标扫描面上产生的事件,由于图像高度Y在副扫描方向上可以闭合为常数。 版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Scanning optical device
    • 扫描光学器件
    • JP2012008373A
    • 2012-01-12
    • JP2010144795
    • 2010-06-25
    • Brother Ind Ltdブラザー工業株式会社
    • OMINATO HIROYUKIFUJINO HITOSHINAKAMURA YOSHIFUMIYUKAWA HIROKI
    • G02B26/12B41J2/44G02B13/00G02B13/18H04N1/113
    • G02B26/125
    • PROBLEM TO BE SOLVED: To expose an excellent image by reducing a curvature of image surface.SOLUTION: A scanning optical device 10 includes a single fθ lens 6 which uses a beam deflected by a polygon mirror 5 to form an image in the form of spot on a scanned surface 9A. Where an angle formed between a first optical axis A1 on an incidence-side lens surface L1 and a second optical axis A2 on an emission-side lens surface L2 within a main scanning surface is β2 [deg], an angle formed between the first optical axis A1 and a standard emitting line DL within the main scanning surface is β1 [deg] and a shift amount when an intersection O2 between the second optical axis A2 and the emission-side lens surface L2 shifts to the first optical axis A1 within the main scanning surface is D2 [mm], the fθ lens 6 satisfies -0.6
    • 要解决的问题:通过减小图像表面的曲率来曝光优异的图像。 解决方案:扫描光学装置10包括单个fθ透镜6,其使用由多面镜5偏转的光束在扫描表面9A上形成斑点形式的图像。 在入射侧透镜面L1的第一光轴A1与主扫描面的发光侧透镜面L2的第二光轴A2之间形成的角度为β2[deg]时,形成在第一光学 轴A1和主扫描面内的标准发光线DL为β1[deg],第二光轴A2与发射侧透镜面L2之间的交点O2向主体内的第一光轴A1移动时的偏移量 扫描面为D2 [mm],fθ透镜6满足-0.6 <β2≤-0.1,也满足-0.5 <β1<0和-0.1
    • 7. 发明专利
    • Optical scanner
    • 光学扫描仪
    • JP2008176181A
    • 2008-07-31
    • JP2007011254
    • 2007-01-22
    • Brother Ind Ltdブラザー工業株式会社
    • FUJINO HITOSHI
    • G02B26/10B41J2/44B81B3/00
    • G02B26/0833B41J2/471
    • PROBLEM TO BE SOLVED: To provide an optical scanner in which the generation of a static ghost image on a face to be scanned is suppressed.
      SOLUTION: The optical scanner is provided with: a laser diode; a coupling lens which makes light into a parallel luminous flux; an oscillation mirror 15a which oscillates in a rotation manner; a mirror support 15b which supports the oscillation mirror 15a and has an aperture 15e larger than the oscillation mirror 15a; a diaphragm member 13 disposed between the coupling lens and the oscillation mirror 15a; and a shielding wall 14 disposed between the diaphragm member 13 and the oscillation mirror 15a. The width in an arbitrary direction orthogonal to an optical axis of the aperture 14a of the shielding wall 14, e.g. horizontal width W, is set so as to satisfy the relation a
    • 要解决的问题:提供一种光学扫描器,其中抑制要扫描的脸上的静态重影图像的产生。

      解决方案:光学扫描器设有:激光二极管; 使光成平行光通量的耦合透镜; 以旋转方式摆动的振荡镜15a; 支撑振荡镜15a并具有大于振荡镜15a的孔15e的反射镜支撑件15b; 设置在耦合透镜和振荡镜15a之间的隔膜部件13; 以及设置在隔膜构件13和振动镜15a之间的屏蔽壁14。 与屏蔽壁14的孔14a的光轴正交的任意方向的宽度,例如 水平宽度W被设定为满足关系a

    • 8. 发明专利
    • Light source device, method of manufacturing the same, exposing device and image forming apparatus
    • 光源装置,其制造方法,曝光装置和图像形成装置
    • JP2008051979A
    • 2008-03-06
    • JP2006227133
    • 2006-08-23
    • Brother Ind Ltdブラザー工業株式会社
    • FUJINO HITOSHI
    • G02B26/10G02B7/00H04N1/036
    • G02B7/025B41J2/471G02B26/12H01S5/02288
    • PROBLEM TO BE SOLVED: To provide a method of manufacturing a light source device which is high in precision even with a simple configuration.
      SOLUTION: The method for manufacturing the light source unit comprises: a semiconductor laser 120; a coupling lens 130 which transforms laser light into a luminous flux; a holder 110 which holds the semiconductor laser 120 and the coupling lens 130; and photosetting resin 135 which fixes the coupling lens 130 on the holder 110. An ultraviolet lamp UVL is arranged on the opposite side of the semiconductor laser with respect to the coupling lens 130 to harden the photosetting resin 135, and a mirror M being a reflecting means is arranged on the opposite side of the ultraviolet lamp UVL with respect ot the coupling lens 130. Further, the unhardened photosetting resin 135 is directly irradiated with an ultraviolet ray UV from the front side of the coupling lens 130 and at the same time it is irradiated from the back side of the coupling lens with the ultraviolet ray reflected on the mirror M, thus the photosetting resin 135 is hardened.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种即使采用简单的结构也能够精度高的光源装置的制造方法。 解决方案:用于制造光源单元的方法包括:半导体激光器120; 将激光变换为光束的耦合透镜130; 保持半导体激光器120和耦合透镜130的保持器110; 以及将耦合透镜130固定在保持器110上的光固定树脂135.相对于耦合透镜130,在半导体激光器的相对侧配置有紫外线灯UVL,以使光固化树脂135硬化,反射镜M为反射 装置相对于耦合透镜130布置在紫外线灯UVL的相对侧上。此外,未硬化的光固化树脂135从耦合透镜130的前侧直接用紫外线UV照射,同时它 从反射镜M反射的紫外线从耦合透镜的背面照射,因此光固化树脂135硬化。 版权所有(C)2008,JPO&INPIT
    • 9. 发明专利
    • Optical scanner and image forming apparatus
    • 光学扫描仪和图像形成装置
    • JP2005215069A
    • 2005-08-11
    • JP2004018775
    • 2004-01-27
    • Brother Ind Ltdブラザー工業株式会社
    • FUJINO HITOSHIMATSUURA TAIZO
    • B41J2/44G02B26/10G03G15/04
    • PROBLEM TO BE SOLVED: To prevent the deformation of a fixed lens in an optical scanner.
      SOLUTION: A cylindrical lens 66 is fixed on a recessed part for fixing lens 71, which has a substantially the same shape of the cylindrical lens 66, in the state that the bottom face is housed. In this case, the width of the recessed part for fixing lens 71 in an optical axis direction is formed a little smaller than the width of the corresponding part of the cylindrical lens 66 in the optical axis direction and when the cylindrical lens 66 is housed in the recessed part for fixing lens 71, the cylindrical lens 66 is pinched and held by the inner walls 71a and 71b of the recessed part for fixing lens 71 from the incident face 66a and the emitting face 66b of the lens, respectively. Thus, the deformation of the cylindrical lens 66 is prevented.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了防止光学扫描仪中的固定透镜的变形。 解决方案:在容纳底面的状态下,将柱面透镜66固定在用于固定具有与柱面透镜66基本相同的形状的透镜71的凹部上。 在这种情况下,用于将透镜71固定在光轴方向上的凹部的宽度形成为比圆柱透镜66的光轴方向的对应部分的宽度稍微小,并且当柱面透镜66容纳在 用于固定透镜71的凹部,柱面透镜66被分别从透镜的入射面66a和发射面66b固定透镜71的凹部的内壁71a和71b夹持并保持。 因此,防止了柱面透镜66的变形。 版权所有(C)2005,JPO&NCIPI