Patent ID: 7113345
Filing Date: 2006-09-26
Classification: G02B,G03B,H04M

Abstract:
1. A zoom lens that comprises a lens group located nearest to an object and comprising a reflecting surface for bending an optical path and a positive lens found first as viewed from said reflecting surface along said optical path toward an image side of the zoom lens, wherein: said positive lens has an outside shape configured such that a dimension thereof in a direction parallel with an optical path portion on an object side of the zoom lens system with respect to a position where said optical path is bent is smaller than a dimension thereof in a direction vertical to a plane including an optical axis portion before and after the position where said optical axis is bent, with satisfaction of condition (1): where f W is a focal length of a zoom lens system at a wide-angle end thereof, and d is a length as measured along said optical path from an apex of a surface nearest to the object in said lens group nearest to the object to said reflecting surface.