Patent ID: 9541768
Date: 2017-01-10
CPC Classifications: G02B,H04N

Claim:
1. A zoom lens comprising, in an order from an object side: a first lens group that comprises at least two negative lenses and a single positive lens, the first lens group having a negative refractive power; a second lens group that comprises a plurality of lenses, at least one correction lens of the second lens group being movable in a surface that crosses an optical axis to perform image-shaking correction, the second lens group having a positive refractive power; a third lens group that comprises a single negative lens, the third lens group having a negative refractive power; and a fourth lens group having a positive refractive power, wherein intervals between the first, second, third, and fourth lens groups are changed during zooming from a wide angle position to a telephoto position, and each of the first, second, third, and fourth lens groups moves during zooming from a wide angle position to a telephoto position, and the zoom lens satisfies the following conditions: where M