# US 10,310,232 B2 · Camera optical lens

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- Number: US 10,310,232 B2
- Document ID: US10310232B2
- Status: Granted
- Kind: B2
- Application number: 15/839,958
- Filed: 2017-12-13
- Published: 2019-04-25
- Granted: 2019-06-04
- Earliest claimed: 2017-10-19
- Assignees: AAC Technologies Pte. Ltd.
- Applicants: AAC Technologies Pte, Ltd.
- Inventors: Xiaonan Zhao; Lei Zhang; Yanmei Wang
- Web page: https://patentgrep.com/patent/US10310232B2

## CPC

- G02B 13/0045: {having five or more lenses}
- G02B 9/64: having more than six components
- G02B 13/18: with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration {(G02B13/002 takes precedence)}
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS

## Abstract

The present disclosure discloses a camera optical lens. The camera optical lens including, in an order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. The camera optical lens further satisfies specific conditions.

## Claims

### Claim 1

A camera optical lens comprising, from an object side to an image side comprises in sequence: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens; wherein the camera optical lens satisfies the following conditions:
1f1/f1.5;
1.7n52.2;
−2f3/f42;
−10(R13+R14)/(R13−R14)10;
1.7n62.2; where
f: The focal length of the camera optical lens;
f1: the focal length of the first lens;
f3: the focal length of the third lens;
f4: the focal length of the fourth lens;
n5: the refractive power of the fifth lens;
n6: the refractive power of the sixth lens;
R13: the curvature radius of object side surface of the seventh lens;
R14: the curvature radius of image side surface of the seventh lens.

### Claim 2 (depends on 1)

The camera optical lens as described in claim 1, wherein the first lens is made of plastic material, the second lens is made of plastic material, the third lens is made of plastic material, the fourth lens is made of plastic material, the fifth lens is made of glass material, the sixth lens is made of glass material, the seventh lens is made of plastic material.

### Claim 3 (depends on 1)

The camera optical lens as described in claim 1, wherein the first lens has a positive refractive power with a convex object side surface and a concave image side surface; the camera optical lens further satisfies the following conditions:
−4.68(R1+R2)/(R1−R2)−1.18;
0.28d10.88; where
R1: the curvature radius of the object side surface of the first lens;
R2: the curvature radius of the image side surface of the first lens;
d1: the thickness on-axis of the first lens.

### Claim 4 (depends on 1)

The camera optical lens as described in claim 1, wherein the second lens has a negative refractive power with a convex object side surface and it's a concave image side surface; the camera optical lens further satisfies the following conditions:
−20.01f2/f−3.24;
3.14(R3+R4)/(R3−R4)17.5;
0.18d30.6; where
f: the focal length of the camera optical lens;
f2: the focal length of the second lens;
R3: the curvature radius of the object side surface of the second lens;
R4: the curvature radius of the image side surface of the second lens;
d3: the thickness on-axis of the second lens.

### Claim 5 (depends on 1)

The camera optical lens as described in claim 1, wherein the third lens has a negative refractive power with a concave object side surface and a convex image side surface; the camera optical lens further satisfies the following conditions:
−11.02f3/f−3;
−8.76(R5+R6)/(R5−R6)−2.46;
0.1d50.33; where
f: the focal length of the camera optical lens;
f3: the focal length of the third lens;
R5: the curvature radius of the object side surface of the third lens;
R6: the curvature radius of the image side surface of the third lens;
d5: the thickness on-axis of the third lens.

### Claim 6 (depends on 1)

The camera optical lens as described in claim 1, wherein the fourth lens has a positive refractive power with a convex object side surface and a concave image side surface; the camera optical lens further satisfies the following conditions:
1.62f4/f5.61;
−2.59(R7+R8)/(R7−R8)−0.72;
0.23d70.75; where
f: the focal length of the camera optical lens;
f4: the focal length of the fourth lens;
R7: the curvature radius of the object side surface of the fourth lens;
R8: the curvature radius of the image side surface of the fourth lens;
d7: the thickness on-axis of the fourth lens.

### Claim 7 (depends on 1)

The camera optical lens as described in claim 1, wherein the fifth lens has a positive refractive power with a concave object side surface and a convex image side surface; the camera optical lens further satisfies the following conditions:
0.26f5/f0.8;
0.58(R9+R10)/(R9−R10)1.8;
0.34d91.19; where
f: the focal length of the camera optical lens;
f5: the focal length of the fifth lens;
R9: the curvature radius of the object side surface of the fifth lens;
R10: the curvature radius of the image side surface of the fifth lens;
d9: the thickness on-axis of the fifth lens.

### Claim 8 (depends on 1)

The camera optical lens as described in claim 1, wherein the sixth lens has a negative refractive power with a concave object side surface and a convex image side surface; the camera optical lens further satisfies the following conditions:
−4.48f6/f−1.22;
−3.51(R11+R12)/(R11−R12)−0.98;
0.22d110.7; where
f: The focal length of the camera optical lens;
f6: the focal length of the sixth lens;
R11: the curvature radius of the object side surface of the sixth lens;
R12: the curvature radius of the image side surface of the sixth lens;
d11: the thickness on-axis of the sixth lens.

### Claim 9 (depends on 1)

The camera optical lens as described in claim 1, wherein the seventh lens has a negative refractive power with a concave object side surface and a concave image side surface; the camera optical lens further satisfies the following conditions:
−1.31f7/f−0.39;
0.15d130.45; where
f: the focal length of the camera optical lens;
f7: the focal length of the seventh lens;
d13: the thickness on-axis of the seventh lens.

### Claim 10 (depends on 1)

The camera optical lens as described in claim 1, wherein the total optical length TTL of the camera optical lens is less than or equal to 6.25 millimeters.

### Claim 11 (depends on 1)

The camera optical lens as described in claim 1, wherein the aperture F number of the camera optical lens is less than or equal to 1.83.