Patent ID: 11914106
Assignee: LARGAN PRECISION CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 11:
12. The photographing optical lens assembly of claim 1, wherein a focal length of the photographing optical lens assembly is f, a vertical distance between an inflection point closest to the optical axis on the object-side surface of the fourth lens element and the optical axis is Yc41, a vertical distance between an inflection point closest to the optical axis on the image-side surface of the fourth lens element and the optical axis is Yc42, a vertical distance between an inflection point closest to the optical axis on the object-side or image-side surface of the fourth lens element and the optical axis is Yc4x, and the following condition is satisfied:

0.05<(10×Yc4x)/f<2.5, wherein x=1 or 2.