Zoom lens system, interchangeable lens apparatus and camera system
    22.
    发明授权
    Zoom lens system, interchangeable lens apparatus and camera system 有权
    变焦镜头系统,可互换镜头设备和相机系统

    公开(公告)号:US07796344B2

    公开(公告)日:2010-09-14

    申请号:US12416600

    申请日:2009-04-01

    IPC分类号: G02B15/14

    CPC分类号: G02B15/161

    摘要: A zoom lens system is provided that includes a compactly constructed focusing lens unit and that has a suppressed change in the image magnification at the time of movement of a focusing lens unit. The zoom lens system according to the present invention, in order from an object side to an image side, comprises: a first lens unit having positive optical power; a second lens unit having negative optical power; and at least two subsequent lens units, wherein the at least two subsequent lens units include a lens unit A and a lens unit B arranged on the image side relative to the lens unit A, at the time of zooming, all lens units move in a direction along the optical axis so that intervals between the lens units vary, at the time of focusing, the lens unit A moves in a direction along the optical axis, and the following condition is satisfied. 0.10 4, ωW

    摘要翻译: 提供一种变焦透镜系统,其包括紧凑构造的聚焦透镜单元,并且在聚焦透镜单元移动时具有抑制的图像放大率的变化。 根据本发明的变焦透镜系统,从物体侧到像侧依次包括:具有正光焦度的第一透镜单元; 具有负光焦度的第二透镜单元; 以及至少两个随后的透镜单元,其中所述至少两个后续透镜单元包括透镜单元A和布置在相对于透镜单元A的图像侧的透镜单元B,在变焦时,所有透镜单元在 沿着光轴的方向使得透镜单元之间的间隔在聚焦时变化,透镜单元A沿着光轴方向移动,并且满足以下条件。 0.10 <| fBAK / fF | /(fT / fW)<15.0(这里,fT / fW> 4,ωW<20°

    ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM
    23.
    发明申请
    ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM 有权
    变焦镜头系统,可互换镜头设备和摄像机系统

    公开(公告)号:US20100195218A1

    公开(公告)日:2010-08-05

    申请号:US12694689

    申请日:2010-01-27

    IPC分类号: G02B15/14

    CPC分类号: G02B15/17

    摘要: Provided is a zoom lens system including a compact focusing lens unit and having a suppressed change in image magnification at the time of movement of the focusing lens unit. The zoom lens system of the present invention, in order from an object side to an image side, includes a first lens unit G1 having positive optical power, a second lens unit G2 having negative optical power, a third lens unit G3 having negative optical power, and a fourth lens unit G4 having positive optical power. At the time of zooming, all lens units moves in a direction along the optical axis such that intervals among respective lens units varies. Further, at the time of zooming, the third lens unit G3 moves in the direction along the optical axis such that the interval between the second lens unit G2 and the third lens unit G3 is made longer at a telephoto limit than the interval at a wide-angle limit. Still further, condition (6): −1.6

    摘要翻译: 本发明提供一种变焦透镜系统,其包括小型聚焦透镜单元,并且在聚焦透镜单元移动时具有抑制的图像放大变化。 本发明的变焦透镜系统从物体侧到像侧依次包括具有正光焦度的第一透镜单元G1,具有负光焦度的第二透镜单元G2,具有负光焦度的第三透镜单元G3 ,以及具有正光焦度的第四透镜单元G4。 在变焦时,所有透镜单元沿着光轴移动,使得各透镜单元之间的间隔变化。 此外,在变焦时,第三透镜​​单元G3沿着光轴方向移动,使得第二透镜单元G2和第三透镜单元G3之间的间隔在远摄极限处比在宽的间隔更长 角度限制 另外,条件(6):-1.6

    Zoom lens system, interchangeable lens apparatus and camera system
    24.
    发明授权
    Zoom lens system, interchangeable lens apparatus and camera system 有权
    变焦镜头系统,可互换镜头设备和相机系统

    公开(公告)号:US08675286B2

    公开(公告)日:2014-03-18

    申请号:US13183450

    申请日:2011-07-15

    IPC分类号: G02B15/16

    CPC分类号: G02B15/163

    摘要: A zoom lens system comprising: a first lens unit having positive optical power; a second lens unit having positive optical power; and at least one subsequent lens unit, wherein the zoom lens system has an image blur compensating lens unit which moves in a direction perpendicular to an optical axis, at least the first lens unit moves along the optical axis at the time of zooming from a wide-angle limit to a telephoto limit, the second lens unit or a third lens unit which is located closest to the object side in the at least one subsequent lens unit moves along the optical axis at the time of focusing from an infinity in-focus condition to a close-object in-focus condition, and the condition: 0.10

    摘要翻译: 一种变焦透镜系统,包括:具有正光焦度的第一透镜单元; 具有正光焦度的第二透镜单元; 以及至少一个随后的透镜单元,其中所述变焦透镜系统具有在垂直于光轴的方向上移动的图像模糊补偿透镜单元,至少所述第一透镜单元在从广角变焦时沿着所述光轴移动 在远摄极限的角度限制下,位于最靠近物体侧的第二透镜单元或第三透镜单元在至少一个后续透镜单元中的距离处于从无限远对焦条件聚焦时沿光轴移动 到对象近距离状态,条件是:0.10 <| m | /(fT-fW)<0.40(m:从后续的每个后续的透镜单元的移动量的最大值 满足远摄极限的广角限制,fT,fW:广角限制下远摄限制下整个系统的焦距; 可互换镜头设备; 并提供相机系统。

    Zoom lens system, interchangeable lens apparatus and camera system
    26.
    发明授权
    Zoom lens system, interchangeable lens apparatus and camera system 有权
    变焦镜头系统,可互换镜头设备和相机系统

    公开(公告)号:US08023814B2

    公开(公告)日:2011-09-20

    申请号:US12695511

    申请日:2010-01-28

    IPC分类号: G03B17/00 G02B15/14 G02B9/36

    CPC分类号: G02B15/17 G03B17/14

    摘要: Provided is a zoom lens system including a compact focusing lens unit and having a suppressed change in image magnification at the time of movement of the focusing lens unit. The zoom lens system of the present invention includes, in order from object side to image side, a first lens unit G1 having positive optical power, a second lens unit G2 having negative optical power, a third lens unit G3 having negative optical power, and a fourth lens unit G4 having positive optical power. An aperture diaphragm A is arranged on the object side adjacent to the fourth lens unit G4. Further, the fourth lens unit G4 includes, in order from object side to image side, a lens element L8 having positive optical power, a lens element L9 having positive optical power, and a lens element L10 having negative optical power.

    摘要翻译: 本发明提供一种变焦透镜系统,其包括小型聚焦透镜单元,并且在聚焦透镜单元移动时具有抑制的图像放大变化。 本发明的变焦透镜系统从物体侧到像侧依次包括具有正光焦度的第一透镜单元G1,具有负光焦度的第二透镜单元G2,具有负光焦度的第三透镜单元G3和 具有正光焦度的第四透镜单元G4。 在与第四透镜单元G4相邻的物体侧配置孔径光阑A. 此外,第四透镜单元G4从物体侧到像侧依次包括具有正光焦度的透镜元件L8,具有正光焦度的透镜元件L9和具有负光焦度的透镜元件L10。

    Zoom lens system, interchangeable lens apparatus and camera system
    28.
    发明授权
    Zoom lens system, interchangeable lens apparatus and camera system 有权
    变焦镜头系统,可互换镜头设备和相机系统

    公开(公告)号:US07808719B2

    公开(公告)日:2010-10-05

    申请号:US12416345

    申请日:2009-04-01

    IPC分类号: G02B15/14 H04N5/262

    CPC分类号: G02B15/161

    摘要: A zoom lens system is provided that includes a compactly constructed focusing lens unit and that has a suppressed change in the image magnification at the time of movement of a focusing lens unit. The zoom lens system according to the present invention, in order from an object side to an image side, comprises: a first lens unit having positive optical power; a second lens unit having negative optical power; and at least three subsequent lens units, wherein the at least three subsequent lens units, in order from an object side to an image side, include: a lens unit A having positive optical power; a lens unit B having positive optical power and arranged on the image side relative to the lens unit A; and a lens unit C having negative optical power and arranged on the image side relative to the lens unit A, the lens unit C being located on the most image side, at the time of zooming, all lens units move in a direction along the optical axis so that intervals between the lens units vary, and at the time of focusing, the lens unit B moves in a direction along the optical axis.

    摘要翻译: 提供一种变焦透镜系统,其包括紧凑构造的聚焦透镜单元,并且在聚焦透镜单元移动时具有抑制的图像放大率的变化。 根据本发明的变焦透镜系统,从物体侧到像侧依次包括:具有正光焦度的第一透镜单元; 具有负光焦度的第二透镜单元; 以及至少三个随后的透镜单元,其中,从物体侧到像侧的顺序的至少三个后续透镜单元包括:具有正光焦度的透镜单元A; 透镜单元B具有正的光焦度并且相对于透镜单元A布置在像侧上; 以及透镜单元C,其具有负光焦度并相对于透镜单元A布置在像侧,透镜单元C位于最大像侧,在变焦时,所有透镜单元沿着光学方向移动 使得透镜单元之间的间隔变化,并且在聚焦时,透镜单元B沿着光轴方向移动。

    ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM
    29.
    发明申请
    ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM 有权
    变焦镜头系统,可互换镜头设备和摄像机系统

    公开(公告)号:US20100196002A1

    公开(公告)日:2010-08-05

    申请号:US12695511

    申请日:2010-01-28

    IPC分类号: G03B17/14 G02B15/14

    CPC分类号: G02B15/17 G03B17/14

    摘要: Provided is a zoom lens system including a compact focusing lens unit and having a suppressed change in image magnification at the time of movement of the focusing lens unit. The zoom lens system of the present invention includes, in order from object side to image side, a first lens unit G1 having positive optical power, a second lens unit G2 having negative optical power, a third lens unit G3 having negative optical power, and a fourth lens unit G4 having positive optical power. An aperture diaphragm A is arranged on the object side adjacent to the fourth lens unit G4. Further, the fourth lens unit G4 includes, in order from object side to image side, a lens element L8 having positive optical power, a lens element L9 having positive optical power, and a lens element L10 having negative optical power.

    摘要翻译: 本发明提供一种变焦透镜系统,其包括小型聚焦透镜单元,并且在聚焦透镜单元移动时具有抑制的图像放大变化。 本发明的变焦透镜系统从物体侧到像侧依次包括具有正光焦度的第一透镜单元G1,具有负光焦度的第二透镜单元G2,具有负光焦度的第三透镜单元G3和 具有正光焦度的第四透镜单元G4。 在与第四透镜单元G4相邻的物体侧配置孔径光阑A. 此外,第四透镜单元G4从物体侧到像侧依次包括具有正光焦度的透镜元件L8,具有正光焦度的透镜元件L9和具有负光焦度的透镜元件L10。

    ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM
    30.
    发明申请
    ZOOM LENS SYSTEM, INTERCHANGEABLE LENS APPARATUS AND CAMERA SYSTEM 有权
    变焦镜头系统,可互换镜头设备和摄像机系统

    公开(公告)号:US20100194964A1

    公开(公告)日:2010-08-05

    申请号:US12695230

    申请日:2010-01-28

    IPC分类号: G02B13/16 G02B15/14

    CPC分类号: G02B27/646 G02B15/17

    摘要: Provided is a zoom lens system including a compact focusing lens unit and having a suppressed change in image magnification at the time of movement of the focusing lens unit. The zoom lens system of the present invention, in order from an object side to an image side, includes, a first lens unit G1 having positive optical power, a second lens unit G2 having negative optical power, a third lens unit G3 having negative optical power, and a fourth lens unit G4. Further, condition (20): 1.88

    摘要翻译: 本发明提供一种变焦透镜系统,其包括小型聚焦透镜单元,并且在聚焦透镜单元移动时具有抑制的图像放大变化。 本发明的变焦透镜系统从物体侧到像侧依次包括具有正光焦度的第一透镜单元G1,具有负光焦度的第二透镜单元G2,具有负光学功能的第三透镜单元G3 电源和第四透镜单元G4。 此外,满足条件(20):1.88