| 摘要 |
A zoom lens which has a high variable magnification ratio and high optical performance and an optical apparatus having the zoom lens are provided. A zoom lens according to an embodiment of the present invention comprises, in order from an object side, a first, second, third, and a fourth lens unit respectively having positive, negative, positive and positive optical powers. For zooming from the wide angle end to the telephoto end, the first lens unit is moved to an object side, the second lens unit is moved to an image plane side, the third lens unit is moved to the object side, and the fourth lens unit is moved to the object side. The third lens unit is movable in a direction perpendicular to the optical axis to correct an image blur. |
