Patent ID: 8687283

Claim:
A zoom lens comprising, in order from an object side to an image side: a front lens group including a first lens unit having positive refractive power and a second lens unit having negative refractive power; and a rear lens group including a plurality of lens units, wherein the second lens unit includes a reflective member configured to bend an optical path, wherein at least the first lens unit and at least two lens units of the rear lens group move during zooming, wherein the second lens unit does not move for zooming, wherein a reflection unit including the reflective member moves perpendicularly to an optical axis of the front lens group during retraction, wherein at least part of the front lens group is retractable into a space caused by the movement of the reflection unit, and wherein the following condition is satisfied: 12.0< ft/|f 2|<30.0 where f 2 denotes a focal length of the second lens unit, and ft denotes a focal length of the entire zoom lens at a telephoto end.