An optical lens assembly (100-1; 100-2; 100-3; 100-4; 100-5; 100-6; 100-7; 100-8; 100-9) comprising, sequentially from an object side to an image side: a first lens (L1-1; L1-2) in a front group having a positive refractive power and including a surface concave towards the image side; a second lens (L2-1; L2-2) in the front group having a negative refractive power; a third lens (L3-1; L3-2) in a rear group having a negative refractive power; and a fourth lens (L4-1; L4-2) in the rear group having a positive refractive power and adjacent to the image side, wherein the first lens (L1-1, L1-2) and the second lens (L2-1, L2-2) configure the front group, and the third lens (L3-1) and the fourth lens (L4-1) configure the rear group and an intermediate group including at least one of a fifth lens, a sixth lens, and a seventh lens and having a negative refractive power is provided between the front group and the rear group, and wherein the optical lens assembly (100-1; 100-2) satisfies the following condition: <Condition> 0 ≤ YL / YM < 0.4 28 < FOV < 60 Degrees, and − 100 < F2/EFL < 0, where YL denotes a perpendicular distance from an optical axis to a maximum sag in an image side surface of the fourth lens, YM denotes 1/2 of an effective diameter of the image side surface of the fourth lens, FOV denotes a viewing angle, F2 denotes a focal length of the intermediate group, and EFL denotes a focal length of the optical lens assembly, wherein the optical lens assembly further comprising an aperture stop between the front group and the rear group, and wherein at least one of the third lens and the fourth lens has at least one aspherical surface, and the at least one aspherical surface is the image side surface, and has at least one inflection point. a first lens (L1-1; L1-2) in a front group having a positive refractive power and including a surface concave towards the image side; a second lens (L2-1; L2-2) in the front group having a negative refractive power; a third lens (L3-1; L3-2) in a rear group having a negative refractive power; and a fourth lens (L4-1; L4-2) in the rear group having a positive refractive power and adjacent to the image side, wherein the first lens (L1-1, L1-2) and the second lens (L2-1, L2-2) configure the front group, and the third lens (L3-1) and the fourth lens (L4-1) configure the rear group and an intermediate group including at least one of a fifth lens, a sixth lens, and a seventh lens and having a negative refractive power is provided between the front group and the rear group, and where YL denotes a perpendicular distance from an optical axis to a maximum sag in an image side surface of the fourth lens, YM denotes 1/2 of an effective diameter of the image side surface of the fourth lens, FOV denotes a viewing angle, F2 denotes a focal length of the intermediate group, and EFL denotes a focal length of the optical lens assembly, wherein the optical lens assembly further comprising an aperture stop between the front group and the rear group, and wherein at least one of the third lens and the fourth lens has at least one aspherical surface, and the at least one aspherical surface is the image side surface, and has at least one inflection point.