Patent ID: 11914221
Assignee: AAC OPTICS (SUZHOU) CO., LTD.
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 3:
4. The camera optical lens according to claim 1 further satisfying following conditions:

−5.90≤f2/f≤−0.91;

−1.59≤(R3+R4)/(R3−R4)≤1.96; and

0.03≤d3/TTL≤0.09;

where
f denotes a focal length of the camera optical lens;
R3 denotes a curvature radius of an object-side surface of the second lens;
R4 denotes a curvature radius of the image-side surface of the second lens;
d3 denotes an on-axis thickness of the second lens; and
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.