Abstract: An optical lens assembly includes a first lens of an image-side surface with a concave portion near its optical-axis and a concave portion near its periphery, a second lens of negative refractive power and of an object-side surface with a concave portion near its periphery, a third lens of an object-side surface with a concave portion near its periphery, a fourth lens of an image-side surface with a convex portion near its optical-axis and a convex portion near its periphery, a fifth lens of positive refractive power and an image-side surface with a concave portion near its optical-axis, and a sixth lens of an image-side surface with a concave portion near its optical-axis. A total thickness of all six lens elements ALT, an air gap G56 between the fifth lens element and the sixth lens element and a sixth lens element thickness T6 satisfy ALT/(G56+T6)?2.6.

Abstract: An optical lens assembly includes a first lens of an image-side surface with a concave portion near its optical-axis and a concave portion near its periphery, a second lens of negative refractive power and of an object-side surface with a concave portion near its periphery, a third lens of an object-side surface with a concave portion near its periphery, a fourth lens of an image-side surface with a convex portion near its optical-axis and a convex portion near its periphery, a fifth lens of positive refractive power and an image-side surface with a concave portion near its optical-axis, and a sixth lens of an image-side surface with a concave portion near its optical-axis. A total thickness of all six lens elements ALT, an air gap G56 between the fifth lens element and the sixth lens element and a sixth lens element thickness T6 satisfy ALT/(G56+T6)?2.6.

Abstract: Present embodiments provide for mobile devices and optical imaging lenses thereof. An optical imaging lens may comprise five lens elements positioned sequentially from an object side to an image side. By controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying at least one inequality, the optical imaging lens may exhibit better optical characteristics and the total length of the optical imaging lens may be shortened.

Abstract: An optical imaging lens includes first, second, third, fourth, and fifth lens elements arranged in sequence from an object side to an image side along an optical axis. Each lens element has an object-side surface and an image-side surface. The image-side surface of the first lens element has a convex portion in an optical axis region. The second lens element has negative refractive power. The object-side surface of the second lens element has a convex portion in an optical axis region. The third lens element has positive refractive power. The image-side surface of the third lens element has a concave portion in an optical axis region. The object-side surface of the fourth lens element has a concave portion in an optical axis region. The object-side surface of the fifth lens element has a convex portion in an optical axis region.

Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include five lens elements positioned sequentially from an object side to an image side. By controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying at least one inequality, the optical imaging lens may exhibit better optical characteristics and the total length of the optical imaging lens may be shortened.

Abstract: An optical imaging lens set includes a first lens element with an image-side surface of a concave part in a vicinity of the optical axis, a second lens element with an object-side surface of a concave part in a periphery region, with an image-side surface of a concave part in a vicinity of the optical axis and of a concave part in a periphery region, a third lens element with an object-side surface of a concave part in a periphery region, a fourth lens element of positive refractive power with an object-side surface of a concave part of the optical axis, a third lens element thickness T3, an air gap G34 between the third lens element and the fourth lens element and an air gap G45 between the fourth lens element and the fifth lens element to satisfy (T3+G45)/G34?1.20.

Abstract: An optical imaging lens set includes a first lens element with an image-side surface of a concave part in a vicinity of the optical axis, a second lens element with an object-side surface of a concave part in a vicinity of its periphery, with an image-side surface of a concave part in a vicinity of the optical axis and of a concave part in a vicinity of its periphery, a third lens element with an object-side surface of a concave part in a vicinity of its periphery, a fourth lens element of positive refractive power with an object-side surface of a concave part of the optical axis, a third lens element thickness T3, an air gap G34 between the third lens element and the fourth lens element and an air gap G45 between the fourth lens element and the fifth lens element to satisfy (T3+G45)/G34?1.20.

Abstract: Present embodiments provide for mobile devices and optical imaging lenses thereof. An optical imaging lens may comprise five lens elements positioned sequentially from an object side to an image side. By controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying at least one inequality, the optical imaging lens may exhibit better optical characteristics and the total length of the optical imaging lens may be shortened.

Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens may comprise five lens elements positioned sequentially from an object side to an image side. By controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying at least one inequality, the optical imaging lens may exhibit better optical characteristics and the total length of the optical imaging lens may be shortened.

Abstract: An optical imaging lens includes first, second, third, fourth, and fifth lens elements arranged in sequence from an object side to an image side along an optical axis. Each lens element has an object-side surface and an image-side surface. The image-side surface of the first lens element has a convex portion in a vicinity of the optical axis. The second lens element has negative refractive power. The object-side surface of the second lens element has a convex portion in a vicinity of the optical axis. The third lens element has positive refractive power. The image-side surface of the third lens element has a concave portion in a vicinity of the optical axis. The object-side surface of the fourth lens element has a concave portion in a vicinity of the optical axis. The object-side surface of the fifth lens element has a convex portion in a vicinity of the optical axis.

Abstract: Present embodiments provide for an optical imaging lens. The optical imaging lens may comprise four lens elements positioned sequentially from an object side to an image side. By controlling the convex or concave shape of the surfaces of the lens elements and designing parameters to satisfy at least three inequalities, the length of the optical imaging lens may be shortened while maintaining improved optical characteristics.

Abstract: Present embodiments provide for an optical imaging lens. The optical imaging lens may comprise four lens elements positioned sequentially from an object side to an image side. By controlling the convex or concave shape of the surfaces of the lens elements and designing parameters to satisfy at least three inequalities, the length of the optical imaging lens may be shortened while maintaining improved optical characteristics.