Patent ID: 11906704
Assignee: RAYTECH OPTICAL (CHANGZHOU) CO., LTD
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 3:
4. The camera optical lens according to claim 1, wherein, the camera optical lens further satisfies the following conditions:
0.39≤f3/f≤1.61;
0.17≤(R5+R6)/(R5−R6)≤0.98; and
0.06≤d5/TTL≤0.21;
where,
f3 denotes a focus 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;
d5 denotes an on-axis thickness of the third 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.