Patent ID: 11914105
Assignee: AAC OPTICS SOLUTIONS PTE. LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 4:
5. The camera optical lens according to claim 1, wherein the camera optical lens further satisfies the following conditions:

0.27≤f4/f≤0.86;

0.47≤(R7+R8)/(R7-R8)≤1.43;

0.09≤d7/TTL≤0.29;

where
f4 denotes a focal length of the fourth lens;
R8 denotes a central curvature radius of the image-side surface of the fourth lens;
d7 denotes an on-axis thickness of the fourth lens;
TTL denotes a total optical length from an object-side surface of the first lens to an image surface of the camera optical lens along an optical axis.