Zoom lens and photographing apparatus having the same
AssigneeSamsung Electronics Co., Ltd.
InventorYong-wook Kim
Life of this patent
Estimating the term…
Abstract
A zoom lens and a photographing apparatus having the zoom lens are provided. The zoom lens includes: a first lens group having a positive refractive power; a second lens group having a negative refractive power; a third lens group including a shutter and having a positive refractive power; a fourth lens group having a positive refractive power, a fifth lens group having a negative refractive power, and a sixth lens group having a positive refractive power, wherein the first, second, third, fourth, fifth, and sixth are arranged from an object side toward an image side, and when the zoom lens zooms from a wide angle position to a telephoto position, the third lens group is fixed, and the first, second, fourth, fifth, and sixth lens groups are moved.
Claims21
A zoom lens comprising:
- a first lens group which has a positive refractive power;
- a second lens group which has a negative refractive power;
- a third lens group which comprises a shutter and has a positive refractive power;
- a fourth lens group which has a positive refractive power;
- a fifth lens group which has a negative refractive power;
- and
- a sixth lens group which has a positive refractive power,
- wherein the first, second, third, fourth, fifth, and sixth lens groups are arranged from an object side toward an image side, and when the zoom lens zooms from a wide angle position to a telephoto position, the third lens group is fixed, and the first, second, fourth, fifth, and sixth lens groups are moved.
A photographing apparatus comprising:
- a zoom lens;
- and
- an imaging device,
- wherein the zoom lens comprises:
- a first lens group having a positive refractive power,
- a second lens group having a negative refractive power,
- a third lens group comprising a shutter and having a positive refractive power,
- a fourth lens group having a positive refractive power,
- a fifth lens group having a negative refractive power, and
- a sixth lens group having a positive refractive power,
- wherein the first, second, third, fourth, fifth, and sixth lens groups are arranged from an object side toward the image side, and when the zoom lens zooms from a wide angle position to a telephoto position, the third lens group is fixed, and the first, second, fourth, fifth, and sixth lens groups are moved.
Dependencies are inferred from the claim text.