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

Claim 2:
3. The camera optical lens as described in claim 1, further satisfying:

−28.20≤f2/f≤9.00;

−14.44≤(R3+R4)/(R3−R4)≤18.89; and

0.02≤d3/TTL≤0.07,

where f2 denotes a focal length of the second lens, R3 denotes a curvature radius of the object-side surface of the second lens, R4 denotes a curvature radius of an image-side surface of the second lens, d3 denotes an on-axis thickness of the second lens.