Patent ID: 9684151
Date: 2017-06-20
CPC Classifications: G02B

Claim:
1. An imaging lens which forms an image of an object on a solid-state image sensor comprising, in order from an object side to an image side of the imaging lens: a first lens having positive refractive power and a convex surface facing the object side; a second lens having negative refractive power; a third lens having positive refractive power, a convex surface facing the object side, and at least one aspheric surface; a fourth lens having positive refractive power; a fifth lens that is a meniscus double-sided aspheric lens having an image-side surface that is concave near an optical axis of the imaging lens, at least one surface of the fifth lens having pole-change points separated from the optical axis; and a sixth lens that is a meniscus lens having an object-side surface that is concave near the optical axis.