Patent ID: 11947082
Assignee: RAYTECH OPTICAL (CHANGZHOU) CO., LTD
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A camera optical lens, comprising, from an object side to an image side:
a first lens;
a second lens having a positive refractive power;
a third lenses;
a fourth lens;
a fifth lens;
a sixth lens;
a seventh lens;
an eighth lens; and
a ninth lens,
wherein the camera optical lens satisfies following conditions:

1.60≤f1/f≤3.00;

31 8.00≤f7/f8≤4.00; and

2.50≤d13/d14≤12.00,

where
f denotes a focal length of the camera optical lens,
f1 denotes a focal length of the first lens,
f7 denotes a focal length of the seventh lens,
f8denotes a focal length of the eighth lens,
d13 denotes an on-axis thickness of the seventh lens, and
d14 denotes an on-axis distance from an image side surface of the seventh lens to an object side surface of the eighth lens.