Zoom lens and image pickup apparatus equipped with same
    1.
    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:US08872960B2

    公开(公告)日:2014-10-28

    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
    2.
    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:US20130169846A1

    公开(公告)日:2013-07-04

    申请号:US13727847

    申请日:2012-12-27

    CPC classification number: G02B15/14 G02B15/173 H04N5/225

    Abstract: A zoom lens comprises in order from an object side, a first lens unit having a positive refractive power, and at the time of zooming from a wide angle end to a telephoto end, the first lens unit moves, and the zoom lens satisfies the following conditional expression (1). FNO(W)

    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,并且在从广角端到远摄端的变焦时,第一透镜单元移动,并且变焦透镜满足以下 条件表达式(1)。 FNO(W)<1.64(1)其中,FNO(W)表示广角端的变焦透镜的F数。

    Zoom Lens and Image Pickup Apparatus Equipped with Same
    3.
    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
    5.
    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 using the same
    6.
    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 Equipped with Same
    7.
    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:US20140268365A1

    公开(公告)日:2014-09-18

    申请号:US14213371

    申请日:2014-03-14

    CPC classification number: G02B15/173 G02B7/04

    Abstract: A zoom lens consists of, in order from the 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, a fourth lens unit having a negative refractive power, and a fifth lens unit having a positive refractive power. The first lens unit and the second lens unit move during zooming from the wide angle end to the telephoto end. The zoom lens satisfies the following conditional expressions (1), (2), and (3): ft/fw>6.0  (1), Fno(T)

    Abstract translation: 变焦透镜从物体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,具有负折射力的第四透镜单元 屈光力和具有正屈光力的第五透镜单元。 第一透镜单元和第二透镜单元在从广角端到远摄端的变焦期间移动。 变焦透镜满足以下条件表达式(1),(2)和(3):ft / fw> 6.0(1),Fno(T)<3.5(2)和&Sgr; d / ft <0.6 )。

    Zoom lens and image pickup apparatus using the same
    8.
    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
    9.
    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

    Zoom lens and image pickup apparatus equipped with same
    10.
    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。

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