Importance

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Abstract

A thin imaging lens assembly with four lenses, having one defined as an object side and an opposite end defined as an image side, and comprising: a lens set, including a first lens, a second lens, a third lens, and a fourth lens that are arranged from the object side to the image side in sequence so as to form an optical structure; and a fixed aperture, deposited between the object side and the image side, wherein the first lens has a positive refractive power around an optical axis thereof; the second lens has a negative refractive power around an optical axis thereof; the third lens has a positive refractive power around an optical axis thereof; and the fourth lens comprises a seventh surface, a convex surface around an optical axis thereof, and an eighth surface, a wavy and concave surface around an optical axis thereof.

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First Claim