Patent ID: 11880020
Assignee: GENIUS ELECTRONIC OPTICAL (XIAMEN) CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. An optical imaging lens, comprising a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, and a seventh lens element arranged in sequence from an object side to an image side along an optical axis, each of the first lens element to the seventh lens element comprising an object-side surface facing the object side and allowing imaging rays to pass through and an image-side surface facing the image side and allowing the imaging rays to pass through, wherein
the object-side surface of the third lens element has a convex portion in a vicinity of a periphery of the third lens element;
the object-side surface of the fourth lens element has a convex portion in a vicinity of the optical axis;
the object-side surface of the fifth lens element has a convex portion in a vicinity of the optical axis;
the image-side surface of the fifth lens element has a convex portion in a vicinity of a periphery of the fifth lens element; and
the seventh lens element has negative refracting power;
wherein lens elements of the optical imaging lens are only the seven lens elements described above.