Title:
ズームレンズ及びそれを備えた撮像装置
Document Type and Number:
Japanese Patent JP5067937
Kind Code:
B2
Abstract:
A zoom lens includes a positive first lens unit G1, a negative second lens unit G2 and a rear group having a positive refracting power having at least one lens unit. The lens unit located closest to the object side in the rear grout is a third lens unit G3 having a positive refracting power. The zoom lens has an aperture stop S disposed closer to the image side than the second lens unit G2 and closer to the object side than the lens surface located closest to the image side in the third lens unit G3. The zoom lens satisfies a prescribed conditional expression.
Inventors:
Masahito Watanabe
Application Number:
JP2007309052A
Publication Date:
November 07, 2012
Filing Date:
November 29, 2007
Export Citation:
Assignee:
Olympus Imaging Corporation
International Classes:
G02B15/20; G02B13/18; H04N5/225
Domestic Patent References:
| JP2001330777A | ||||
| JP2007240747A |
Attorney, Agent or Firm:
Keisuke Saito