Zoom Lens and Image Pickup Apparatus Equipped with Same
    1.
    发明申请
    Zoom Lens and Image Pickup Apparatus Equipped with Same 有权
    变焦镜头和图像拾取装置配备相同

    公开(公告)号:US20150009577A1

    公开(公告)日:2015-01-08

    申请号:US14495231

    申请日:2014-09-24

    CPC classification number: G02B15/177 G02B13/009 G02B13/04

    Abstract: A zoom lens includes, in order from the object side, a first lens unit having a negative refractive power, a second lens unit having a positive refractive power, and a third lens unit having a positive refractive power. The first lens unit includes a negative lens and a positive lens. The zoom lens satisfies the following conditional expression (1): Σd13/ft

    Abstract translation: 变焦透镜从物体侧依次包括具有负屈光力的第一透镜单元,具有正折光力的第二透镜单元和具有正折光力的第三透镜单元。 第一透镜单元包括负透镜和正透镜。 变焦透镜满足以下条件表达式(1):&Sgr; d13 / ft <0.4(1)其中&Sgr; d13是包括在变焦透镜的第一至第三透镜单元中的透镜的厚度的总和 光轴,ft是整个变焦镜头系统在远摄端的焦距。

    Zoom Lens and Image Pickup Apparatus Using the Same
    3.
    发明申请
    Zoom Lens and Image Pickup Apparatus Using the Same 有权
    变焦镜头和使用其的图像拾取装置

    公开(公告)号:US20130258498A1

    公开(公告)日:2013-10-03

    申请号:US13785905

    申请日:2013-03-05

    CPC classification number: G02B15/173 G02B13/009 G02B15/14

    Abstract: A zoom lens comprises in order from an object side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, and a third lens unit having a positive refractive power, and the third unit having a positive refractive power comprises in order from the object side, a first lens component having a positive refractive power, and a second lens component having a negative refractive power in which, a lens having a positive refractive power and a lens having a negative refractive power are cemented, and the zoom lens satisfies the following conditional expressions (1), (2), and (3) 1.4

    Abstract translation: 变焦透镜从物体侧依次包括具有正折光力的第一透镜单元,具有负折光力的第二透镜单元和具有正折光力的第三透镜单元,以及具有正折射率的第三单元 功率从物体侧依次包括具有正折射光焦度的第一透镜部件和具有负屈光力的第二透镜部件,其中具有正屈光力的透镜和具有负屈光力的透镜被胶合, 并且变焦透镜满足以下条件表达式(1),(2)和(3)1.4 <| f3-2p / f3-2n | <2.6(1)nd3-2p-nd3-2n> = 0(2) nd3-2n> = 1.8(3)

    Zoom lens and image pickup apparatus equipped with same
    4.
    发明授权
    Zoom lens and image pickup apparatus equipped with same 有权
    变焦镜头和配备相机的摄像设备

    公开(公告)号:US09207441B2

    公开(公告)日:2015-12-08

    申请号:US14495231

    申请日:2014-09-24

    CPC classification number: G02B15/177 G02B13/009 G02B13/04

    Abstract: A zoom lens includes, in order from the object side, a first lens unit having a negative refractive power, a second lens unit having a positive refractive power, and a third lens unit having a positive refractive power. The first lens unit includes a negative lens and a positive lens. The zoom lens satisfies the following conditional expression (1): Σd13/ft

    Abstract translation: 变焦透镜从物体侧依次包括具有负屈光力的第一透镜单元,具有正折光力的第二透镜单元和具有正折光力的第三透镜单元。 第一透镜单元包括负透镜和正透镜。 变焦透镜满足以下条件表达式(1):&Sgr; d13 / ft <0.4(1)其中&Sgr; d13是包括在变焦透镜的第一至第三透镜单元中的透镜的厚度的总和 光轴,ft是整个变焦镜头系统在远摄端的焦距。

    Zoom Lens and Image Pickup Apparatus Equipped with Same
    6.
    发明申请
    Zoom Lens and Image Pickup Apparatus Equipped with Same 有权
    变焦镜头和图像拾取装置配备相同

    公开(公告)号:US20130201382A1

    公开(公告)日:2013-08-08

    申请号:US13761768

    申请日:2013-02-07

    CPC classification number: G02B15/177 G02B13/009 G02B13/04

    Abstract: A zoom lens includes, in order from the object side, a first lens unit having a negative refractive power, a second lens unit having a positive refractive power, and a third lens unit having a positive refractive power. The first lens unit includes a negative lens and a positive lens. The zoom lens satisfies the following conditional expression (1): Σd13/ft

    Abstract translation: 变焦透镜从物体侧依次包括具有负屈光力的第一透镜单元,具有正折光力的第二透镜单元和具有正折光力的第三透镜单元。 第一透镜单元包括负透镜和正透镜。 变焦透镜满足以下条件式(1):Sigmad13 / ft <0.4(1)其中,Sigmad13是变焦透镜的第一至第三透镜单元在光轴上包括的透镜的厚度的总和,以及 ft是整个变焦镜头系统在远摄端的焦距。

    Zoom lens and image pickup apparatus using the same
    7.
    发明授权
    Zoom lens and image pickup apparatus using the same 有权
    变焦镜头和使用其的摄像设备

    公开(公告)号:US09285570B2

    公开(公告)日:2016-03-15

    申请号:US13785905

    申请日:2013-03-05

    CPC classification number: G02B15/173 G02B13/009 G02B15/14

    Abstract: A zoom lens comprises in order from an object side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, and a third lens unit having a positive refractive power, and the third unit having a positive refractive power comprises in order from the object side, a first lens component having a positive refractive power, and a second lens component having a negative refractive power in which, a lens having a positive refractive power and a lens having a negative refractive power are cemented, and the zoom lens satisfies the following conditional expressions (1), (2), and (3) 1.4

    Abstract translation: 变焦透镜从物体侧依次包括具有正折光力的第一透镜单元,具有负折光力的第二透镜单元和具有正折光力的第三透镜单元,以及具有正折射率的第三单元 功率从物体侧依次包括具有正折光力的第一透镜部件和具有负屈光力的第二透镜部件,其中具有正屈光力的透镜和具有负屈光力的透镜被胶合, 变焦透镜满足以下条件式(1),(2),(3)1.4 <| f3-2p / f3-2n | <2.6(1)nd3-2p-nd3-2n≥0(2)nd3 -2n≥1.8(3)。

    Zoom Lens and Image Pickup Apparatus Using the Same
    8.
    发明申请
    Zoom Lens and Image Pickup Apparatus Using the Same 有权
    变焦镜头和使用其的图像拾取装置

    公开(公告)号:US20140368699A1

    公开(公告)日:2014-12-18

    申请号:US14303938

    申请日:2014-06-13

    Abstract: A zoom lens comprising, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, a fourth lens unit having a negative refractive power, and a fifth lens unit having a positive refractive power. Each distance between the first lens unit and the second lens unit, between the third lens unit and the fourth lens unit, and between the fourth lens unit and the fourth lens unit at the telephoto end is longer than at the wide angle end, and a distance between the second lens unit and the third lens unit at the telephoto end is shorter than at the wide angle end, and the following conditional expressions are satisfied. 2

    Abstract translation: 一种变焦透镜,包括:具有正折光力的第一透镜单元,具有负折光力的第二透镜单元,具有正折光力的第三透镜单元,具有负折光力的第四透镜单元;以及第五透镜单元 具有正的屈光力。 第一透镜单元和第二透镜单元之间,第三透镜​​单元和第四透镜单元之间以及在望远端处的第四透镜单元与第四透镜单元之间的距离比广角端长, 在望远端,第二透镜单元与第三透镜单元之间的距离比广角端短,并且满足以下条件表达式。 2

    Zoom lens and image pickup apparatus using the same
    9.
    发明授权
    Zoom lens and image pickup apparatus using the same 有权
    变焦镜头和使用其的摄像设备

    公开(公告)号:US08804249B2

    公开(公告)日:2014-08-12

    申请号:US13869423

    申请日:2013-04-24

    CPC classification number: G02B15/14 G02B15/173

    Abstract: A zoom lens includes in order from an object side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, and a fourth lens unit having a positive refractive power, and at the time of zooming, the first lens unit moves, and the zoom lens satisfies the following conditional expressions (1-1a), (1-2a), and (1-3a). 0.43

    Abstract translation: 变焦透镜从物体侧依次包括具有正折光力的第一透镜单元,具有负折光力的第二透镜单元,具有正折光力的第三透镜单元,以及具有正折射率的第四透镜单元 功率,并且在变焦时,第一透镜单元移动,并且变焦透镜满足以下条件表达式(1-1a),(1-2a)和(1-3a)。 (1.18g / f1)/(&Dgr; 4G / f4)<2.3(1-(1b)/(&bgr; 2T / bgr; 2W) 2a)2.1

    Zoom Lens and Image Pickup Apparatus Using the Same
    10.
    发明申请
    Zoom Lens and Image Pickup Apparatus Using the Same 有权
    变焦镜头和使用其的图像拾取装置

    公开(公告)号:US20130286277A1

    公开(公告)日:2013-10-31

    申请号:US13869423

    申请日:2013-04-24

    CPC classification number: G02B15/14 G02B15/173

    Abstract: A zoom lens includes in order from an object side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, and a fourth lens unit having a positive refractive power, and at the time of zooming, the first lens unit moves, and the zoom lens satisfies the following conditional expressions (1-1a), (1-2a), and (1-3a). 0.43

    Abstract translation: 变焦透镜从物体侧依次包括具有正折光力的第一透镜单元,具有负折光力的第二透镜单元,具有正折光力的第三透镜单元,以及具有正折射率的第四透镜单元 功率,并且在变焦时,第一透镜单元移动,并且变焦透镜满足以下条件表达式(1-1a),(1-2a)和(1-3a)。 0.43 <(β2T/β2W)/(β3T/β3W)<0.68(1-1a)0.4 <(Δ1G/ f1)/(Δ4G/ f4)<2.3(1-2a)2.1

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