Camera optical lens
View Patent ↗The present disclosure discloses a camera optical lens. The camera optical lens includes, in an order from an object side to an image side, an aperture, a first lens, a second lens, a third lens, a fourth lens, and a fifth lens. The camera optical lens further satisfies specific conditions.
1. A camera optical lens comprising, from an object side to an image side in sequence: a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a negative refractive power, a fifth lens having a positive refractive power; wherein the camera optical lens further satisfies the following conditions:
35< f 1 /f< 0.65;
−1.5< f 2/ f<− 0.4;
4< f 3/ f< 0.7;
−0.36< f 4/ f<− 0.3;
10< f 5/ f< 20;
f/R1<4.0;
where
f: the focal length of the camera optical lens;
f1: the focal length of the first lens;
f2: the focal length of the second lens;
f3: the focal length of the third lens;
f4: the focal length of the fourth lens;
f5: the focal length of the fifth lens;
R 1 : the curvature radius of object side surface of the first lens.
2. The camera optical lens as described in claim 1 further satisfying the following conditions:
5<f1<3;
−6< f 2<−4;
5<f3<7.5;
−5< f 4<−2.5;
50<f5<200; where
f: the focal length of the camera optical lens;
f1: the focal length of the first lens;
f2: the focal length of the second lens;
f3: the focal length of the third lens;
f4: the focal length of the fourth lens;
f5: the focal length of the fifth lens.
3. The camera optical lens as described in claim 1 , further satisfying the following conditions:
50<n1<1.65;
60<n2<1.70;
60<n3<1.70;
7<n4<1.8;
50<n5<1.65; where
n1: the refractive power of the first lens;
n2: the refractive power of the second lens;
n3: the refractive power of the third lens;
n4: the refractive power of the fourth lens;
n5: the refractive power of the fifth lens.
4. The camera optical lens as described in claim 1 further satisfying the following conditions:
40<v1<65;
15<v2<30;
15<v3<30;
40<v4<65;
40<v5<65; where
v1: The abbe number of the first lens;
v2: The abbe number of the second lens;
v3: The abbe number of the third lens;
v4: The abbe number of the fourth lens;
v5: The abbe number of the fifth lens.
5. The camera optical lens as described in claim 1 , wherein the total optical length of the camera optical lens is less than to 6.4 mm.
6. The camera optical lens as described in claim 1 , the first lens L 1 is made of plastic material, the second lens L 2 is made of plastic material, the third lens L 3 is made of plastic material, the fourth lens L 4 is made of glass material, the fifth lens L 5 is made of plastic material.