Patent ID: 11867881
Assignee: RAYTECH OPTICAL (CHANGZHOU) CO., LTD
Field: Optics (Instruments)
Classification: CPC G | IPC G

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

15.36≤f2/f≤84.67;

−2528.00≤(R3+R4)/(R3−R4)≤118.31; and

0.01≤d3/TTL≤0.11,

where
f2 denotes a focal length of the second lens,
R3 denotes a central curvature radius of an object side surface of the second lens,
R4 denotes a central curvature radius of the image side surface of the second lens, and
TTL denotes a total optical length from an object side surface of the first lens to an image plane of the camera optical lens along an optic axis.