Patent ID: 11947188
Assignee: AAC OPTICS (CHANGZHOU) CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 4:
5. The camera optical lens as described in claim 1, further satisfying:

0.87≤f4/f≤7.27;

0.45≤(R7+R8)/(R7−R8)≤6.80; and

0.03≤d7/TTL≤0.12,

where f4 denotes a focal length of the fourth lens, R7 denotes a curvature radius of an object-side surface of the fourth lens, R8 denotes a curvature radius of an image-side surface of the fourth lens, d7 denotes an on-axis thickness of the fourth lens.