Title:
ズームレンズおよび撮像装置
Document Type and Number:
Japanese Patent JP6493896
Kind Code:
B2
Abstract:
The zoom lens consists of, in order from the object side, a first lens group that has a positive refractive power and remains stationary during zooming, a plurality of movable lens groups that move during zooming, and a final lens group that has a positive refractive power and remains stationary during zooming. The first lens group consists of, in order from the object side, a first lens group front group that has a negative refractive power, a first lens group intermediate group that has a positive refractive power and moves during focusing, and a first lens group rear group that has a positive refractive power. The first lens group front group has, successively in order from a position closest to the object side, a negative meniscus lens concave toward an image side, and a negative lens concave toward the object side. The components of the zoom lens satisfy predetermined conditional expressions.
Inventors:
Ken Yonezawa
Shinkichi Ikeda
Shinkichi Ikeda
Application Number:
JP2017563683A
Publication Date:
April 10, 2019
Filing Date:
October 19, 2016
Export Citation:
Assignee:
FUJIFILM Corporation
International Classes:
G02B15/167; G02B13/18; G02B15/20
Domestic Patent References:
| JP2015018083A | ||||
| JP2013221977A | ||||
| JP2000321496A | ||||
| JP2015094868A | ||||
| JP2014232313A | ||||
| JP2013221999A | ||||
| JP2015176129A | ||||
| JP2012113139A |
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office