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    • 2. 发明申请
    • ZOOM LENS SYSTEM, IMAGING APPARATUS, AND METHOD FOR ZOOMING THE ZOOM LENS SYSTEM
    • 变焦镜头系统,成像装置和使变焦镜头系统变焦的方法
    • US20120275032A1
    • 2012-11-01
    • US13545651
    • 2012-07-10
    • SATORU SHIBATATakeshi SuzukiHiroshi Yamamoto
    • SATORU SHIBATATakeshi SuzukiHiroshi Yamamoto
    • G02B15/177
    • G02B13/04G02B13/18G02B15/14G02B15/177G02B27/646
    • Providing a zoom lens system having excellent optical performance with a high zoom ratio, an imaging apparatus, and a method for zooming the zoom lens system. The system including, in order from an object, a first group G1 having negative refractive power, a second group G2 having positive refractive power, a third group G3 having negative refractive power, and a fourth group G4 having positive refractive power. An aperture stop S is disposed between the second group G2 and the fourth group G4. Upon zooming from a wide-angle end state to a telephoto end state, each group is moved such that a distance between the second group G2 and the third group G3 increases, a distance between the third group G3 and the fourth group G4 decreases, and the aperture stop S is moved together with the third group G3. Given conditions are satisfied.
    • 提供具有高变焦比的优异光学性能的变焦透镜系统,成像装置和用于变焦变焦透镜系统的变焦方法。 该系统从物体起依次包括具有负折光力的第一组G1,具有正屈光力的第二组G2,具有负折光力的第三组G3和具有正屈光力的第四组G4。 孔径光阑S设置在第二组G2和第四组G4之间。 在从广角端状态变焦到望远端状态时,各组移动使得第二组G2和第三组G3之间的距离增加,第三组G3和第四组G4之间的距离减小,并且 孔径光阑S与第三组G3一起移动。 给定条件满意。
    • 3. 发明授权
    • Zoom lens, optical apparatus having same, and method of manufacturing zoom lens
    • 变焦镜头,具有其的光学装置以及制造变焦镜头的方法
    • US08736968B2
    • 2014-05-27
    • US13056538
    • 2009-07-27
    • Haruo SatoTakeshi SuzukiSatoshi MiwaHiroshi Yamamoto
    • Haruo SatoTakeshi SuzukiSatoshi MiwaHiroshi Yamamoto
    • G02B15/14G02B27/64
    • G03B5/00G02B15/173G02B27/646G03B3/10G03B13/34
    • The present invention relates to a zoom lens which can shift images using a movable optical system so as to have components orthogonal to the optical axis, and can correct hand motion blur, and minimizes the deterioration of performance while attempting higher variable power. This zoom lens has, in order from an object, a first lens group G1 having positive refractive power, a second lens group G2 having negative refractive power, a third lens group G3 having positive refractive power, a fourth lens group G4 having negative refractive power, and a fifth lens group G5 having positive refractive power, and at least a part of the fourth lens group G4 can move so as to have components orthogonal to the optical axis, and a distance between each lens group is changed upon zooming from a wide-angle end state to a telephoto end state, and the following conditional expression is satisfied, 0.01
    • 变焦镜头技术领域本发明涉及一种变焦镜头,其可以使用可移动光学系统移动图像以使得具有与光轴正交的分量,并且可以校正手动模糊,并且在尝试更高的可变功率的同时最小化性能的劣化。 该变焦透镜从物体起依次具有具有正折光力的第一透镜组G1,具有负折光力的第二透镜组G2,具有正折光力的第三透镜组G3,具有负折光力的第四透镜组G4 以及具有正折射力的第五透镜组G5,并且第四透镜组G4的至少一部分可以移动以具有与光轴正交的分量,并且每个透镜组之间的距离在从宽的变焦 并且满足以下条件表达式:0.01
    • 4. 发明授权
    • Zoom lens system, optical apparatus, and method for zooming
    • 变焦镜头系统,光学设备和缩放方法
    • US08144403B2
    • 2012-03-27
    • US12139461
    • 2008-06-14
    • Tomoki ItoTakeshi SuzukiHiroshi Yamamoto
    • Tomoki ItoTakeshi SuzukiHiroshi Yamamoto
    • G02B15/14
    • G02B15/177G02B27/646
    • Providing a zoom lens system having excellent optical performance, an optical apparatus, and a method for zooming the zoom lens system. The zoom lens system includes, in order from an object, a first lens group G1 having negative refractive power, a second lens group G2 having positive refractive power, and a third lens group G3 having negative refractive power. Upon zooming from a wide-angle end state W to a telephoto end state T, each distance between adjacent lens groups is varied. The first lens group G1 includes, in order from the object, a front group G1a, and a rear group G1b having negative refractive power. Focusing on the object is carried out by moving the rear group G1b along the optical axis.
    • 提供具有优异的光学性能的变焦透镜系统,光学装置和用于变焦变焦透镜系统的变焦方法。 变焦透镜系统从物体起依次包括具有负折光力的第一透镜组G1,具有正折光力的第二透镜组G2和具有负折光力的第三透镜组G3。 在从广角端状态W变焦到望远端状态T时,相邻透镜组之间的每个距离变化。 第一透镜组G1从物体依次包括具有负屈光力的前组G1a和后组G1b。 通过沿着光轴移动后组G1b来实现对象的聚焦。
    • 6. 发明申请
    • ZOOM LENS SYSTEM, OPTICAL APPARATUS, AND METHOD FOR ZOOMING
    • 变焦镜头系统,光学装置和变焦方法
    • US20090002844A1
    • 2009-01-01
    • US12139461
    • 2008-06-14
    • Tomoki ItoTakeshi SuzukiHiroshi Yamamoto
    • Tomoki ItoTakeshi SuzukiHiroshi Yamamoto
    • G02B15/177
    • G02B15/177G02B27/646
    • Providing a zoom lens system having excellent optical performance, an optical apparatus, and a method for zooming the zoom lens system. The zoom lens system includes, in order from an object, a first lens group G1 having negative refractive power, a second lens group G2 having positive refractive power, and a third lens group G3 having negative refractive power. Upon zooming from a wide-angle end state W to a telephoto end state T, each distance between adjacent lens groups is varied. The first lens group G1 includes, in order from the object, a front group G1a, and a rear group G1b having negative refractive power. Focusing on the object is carried out by moving the rear group G1b along the optical axis.
    • 提供具有优异的光学性能的变焦透镜系统,光学装置和用于变焦变焦透镜系统的变焦方法。 变焦透镜系统从物体起依次包括具有负折光力的第一透镜组G1,具有正折光力的第二透镜组G2和具有负折光力的第三透镜组G3。 在从广角端状态W变焦到望远端状态T时,相邻透镜组之间的每个距离变化。 第一透镜组G1从物体依次包括具有负屈光力的前组G1a和后组G1b。 通过沿着光轴移动后组G1b来实现对象的聚焦。
    • 9. 发明授权
    • Zoom lens system, optical apparatus, and method for zooming
    • 变焦镜头系统,光学设备和缩放方法
    • US07961409B2
    • 2011-06-14
    • US12139464
    • 2008-06-14
    • Hiroshi YamamotoTomoki ItoTakeshi Suzuki
    • Hiroshi YamamotoTomoki ItoTakeshi Suzuki
    • G02B9/12
    • G02B15/177G02B27/646
    • Providing a zoom lens system having excellent optical performance, an optical apparatus, and a method for zooming the zoom lens system. The zoom lens system includes, in order from an object, a first lens group G1 having negative refractive power, a second lens group G2 having positive refractive power, and a third lens group G3 having negative refractive power. Upon zooming from a wide-angle end state W to a telephoto end state T, each distance between adjacent lens groups is varied. The second lens group G2 includes, in order from the object, a front group G2a having positive refractive power, and a rear group G2b. Focusing on the object is carried out by moving the front group G2a along an optical axis. Given conditional expressions are satisfied.
    • 提供具有优异的光学性能的变焦透镜系统,光学装置和用于变焦变焦透镜系统的变焦方法。 变焦透镜系统从物体起依次包括具有负折光力的第一透镜组G1,具有正折光力的第二透镜组G2和具有负折光力的第三透镜组G3。 在从广角端状态W变焦到望远端状态T时,相邻透镜组之间的每个距离变化。 第二透镜组G2从物体起依次包括具有正屈光力的前组G2a和后组G2b。 通过沿着光轴移动前组G2a来实现对象的聚焦。 给定条件表达式是满意的。