Camera optical lens
AssigneeAAC Optics (Changzhou) Co., Ltd.
InventorsWen Sun, Jia Chen
Life of this patent
Estimating the term…
Abstract
A camera optical lens includes, from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens. At least one of the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, the seventh lens, or the eighth lens has a free-form surface. The first lens has a negative refractive power, and the third lens has a positive refractive power, an object-side surface of the second lens is convex at a paraxial position, and an image-side surface of the eighth lens is concave at the paraxial position. The camera optical lens has a wide angle and ultra-thinness, as well as excellent optical performance.
Claims10
A camera optical lens, comprising, from an object side to an image side:
- a first lens having a negative refractive power;
- a second lens having a positive refractive power;
- a third lens;
- a fourth lens;
- a fifth lens;
- a sixth lens;
- a seventh lens;
- and
- an eighth lens,
- wherein at least one of the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens, the seventh lens, or the eighth lens has a free-form surface, an object-side surface of the second lens is convex at a paraxial position, and an image-side surface of the eighth lens is concave at the paraxial position.
Dependencies are inferred from the claim text.