Patent ID: 7184225

Claim:
An aspherical type imaging lens array comprising, from object side to image side, at least an aperture, a first lens, a second lens and a third lens; wherein the first lens is a positive meniscus lens with a convex surface facing the object side; the second lens is a meniscus lens with a convex surface facing the image side; the third lens is a meniscus lens with a convex surface facing the object side; and the first lens, the second lens and the third lens are made of plastic and each has two aspherical surfaces, a focal length of the aspherical type imaging lens array is f, a focal length of the second lens is f 2 , and a focal length of the third lens is f 3 , they satisfy below equations: −0.20< f/f 2<0.15 −0.25< f/f 3<0.20.