Title:
ズームレンズ及び撮像装置
Document Type and Number:
Japanese Patent JP7157641
Kind Code:
B2
Abstract:
To provide a standard zoom lens which includes an anti-shake group and focusing group and offers superior optical performance at low cost, and to provide an image capturing device having the same.SOLUTION: A zoom lens is provided, that clears the above problem. The zoom lens consists of a positive first lens group G1, a negative second lens group G2, and a rear group comprising a plurality of lens groups G3, G4, G5, G6 and having positive power as a whole, arranged in order from the object side, and is configured such that the distances between adjacent lens groups along an optical axis are altered for zooming, the first lens group G1 comprising a negative lens L1n, and the rear lens group comprising a positive lens with a predetermined aspherical surface ra, at least one negative lens, a negative anti-shake group, and a negative focusing group. The zoom lens satisfies predetermined conditional expressions. An image capturing device equipped with such zoom lens is also provided herein.SELECTED DRAWING: Figure 1
Inventors:
Yoshito Iwasawa
Tomohiro Kobayashi
Tomohiro Kobayashi
Application Number:
JP2018224330A
Publication Date:
October 20, 2022
Filing Date:
November 30, 2018
Export Citation:
Assignee:
Tamron Co., Ltd.
International Classes:
G02B15/20; G02B13/18
Domestic Patent References:
| JP2017090534A | ||||
| JP2014228807A | ||||
| JP2013205533A | ||||
| JP2013101238A |
Attorney, Agent or Firm:
Yoshimura Katsuhiro
Hiroko Negishi
Hiroko Negishi