Patent ID: 8873160
Filing Date: 2014-10-28
Classification: G02B

Abstract:
1. A taking lens system comprising: a frontmost lens unit that is arranged closest to the object side; a rearmost lens unit that is arranged closest to the image side; and a plurality of lens units that are arranged between the frontmost lens unit and the rearmost lens unit, wherein one of the plurality of lens units is a first focusing lens unit; in a first shooting mode, only the first focusing lens unit moves toward the image side during focusing from an infinite object distance to a close object distance; in a second shooting mode, at least two lens units in the taking lens system move during focusing from an infinite object distance to a close object distance; in the state in which the taking lens system is focused on an object at infinity, the positions of the first focusing lens unit and at least one lens unit in the taking lens system in the first shooting mode are different from those in the second shooting mode, and M where M n1 is the distance between the first focusing lens unit and the image plane in the first shooting mode, and M