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公开(公告)号:US08928993B2
公开(公告)日:2015-01-06
申请号:US13755198
申请日:2013-01-31
Applicant: Olympus Imaging Corp.
Inventor: Tetsuya Yanai , Mayu Miki , Minoru Ueda , Koji Nakagawa , Toyoki Kon
IPC: G02B15/14 , G02B13/00 , G02B15/173
CPC classification number: G02B15/14 , G02B13/009 , G02B15/173
Abstract: A zoom lens comprises in order from an object side a first lens unit having a positive refractive power. The first lens unit consist one positive lens. The zoom lens satisfies the following conditional expressions (1) and (2). Fno(W)
Abstract translation: 变焦透镜从物体侧依次包括具有正屈光力的第一透镜单元。 第一透镜单元由一个正透镜组成。 变焦透镜满足以下条件式(1)和(2)。 Fno(W)<2.7(1)3.1
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公开(公告)号:US20130258498A1
公开(公告)日:2013-10-03
申请号:US13785905
申请日:2013-03-05
Applicant: OLYMPUS IMAGING CORP.
Inventor: Tetsuya Yanai , Minoru Ueda , Mayu Miki
IPC: G02B15/14
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)
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公开(公告)号:US08976459B2
公开(公告)日:2015-03-10
申请号:US13727847
申请日:2012-12-27
Applicant: Olympus Imaging Corp.
Inventor: Tetsuya Yanai , Mayu Miki
IPC: G02B15/14 , H04N5/225 , G02B15/173
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。
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公开(公告)号:US20130235468A1
公开(公告)日:2013-09-12
申请号:US13755198
申请日:2013-01-31
Applicant: OLYMPUS IMAGING CORP.
Inventor: Tetsuya Yanai , Mayu Miki , Minoru Ueda , Koji Nakagawa , Toyoki Kon
IPC: G02B15/14
CPC classification number: G02B15/14 , G02B13/009 , G02B15/173
Abstract: A zoom lens comprises in order from an object side a first lens unit having a positive refractive power. The first lens unit consist one positive lens. The zoom lens satisfies the following conditional expressions (1) and (2). Fno(W)
Abstract translation: 变焦透镜从物体侧依次包括具有正屈光力的第一透镜单元。 第一透镜单元由一个正透镜组成。 变焦透镜满足以下条件式(1)和(2)。 Fno(W)<2.7(1)3.1
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公开(公告)号:US20130169846A1
公开(公告)日:2013-07-04
申请号:US13727847
申请日:2012-12-27
Applicant: Olympus Imaging Corp.
Inventor: Tetsuya Yanai , Mayu Miki
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。
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公开(公告)号:US09285570B2
公开(公告)日:2016-03-15
申请号:US13785905
申请日:2013-03-05
Applicant: OLYMPUS IMAGING CORP.
Inventor: Tetsuya Yanai , Minoru Ueda , Mayu Miki
IPC: G02B15/14 , G02B15/173
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)。
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公开(公告)号:US08804249B2
公开(公告)日:2014-08-12
申请号:US13869423
申请日:2013-04-24
Applicant: Olympus Imaging Corp.
Inventor: Tetsuya Yanai , Minoru Ueda , Mayu Miki
IPC: G02B15/14
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
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公开(公告)号:US20130286277A1
公开(公告)日:2013-10-31
申请号:US13869423
申请日:2013-04-24
Applicant: OLYMPUS IMAGING CORP.
Inventor: Tetsuya Yanai , Minoru Ueda , Mayu Miki
IPC: G02B15/14
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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