Patent ID: 7948692

Claim:
A photographing optical lens assembly including, in order from an object side to an image side: a first lens element with positive refractive power having a convex object-side surface and a convex image-side surface; a second lens element with negative refractive power having a concave object-side surface and a convex image-side surface, the object-side and image-side surfaces thereof being aspheric; and a third lens element with negative refractive power and at least one inflection point formed thereon having a concave object-side surface and a concave image-side surface, the object-side and image-side surfaces thereof being aspheric; wherein an on-axis thickness of the second lens element is CT 2 , a focal length of the photographing optical lens assembly is f, and they satisfy the relation: 0.03<CT 2 /f<0.16.