Patent ID: 11966020
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 following conditions:

−5.57≤f3/f≤−1.81;

0.59≤(R5+R6)/(R5−R6)≤1.86; and

0.02≤d5/TTL≤0.08,

where
f3 denotes a focal length of the third lens,
R5 denotes a central curvature radius of an object side surface of the third lens,
R6 denotes a central curvature radius of an image side surface of the third 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.