Abstract: An optical imaging lens includes first to seventh lens elements sequentially arranged along an optical axis from an object side to an image side. Each of the first to the seventh lens elements includes an object-side surface facing the object side and an image-side surface facing the image side. The first lens element has negative refracting power. The second lens element has positive refracting power. A periphery region of the object-side surface of the third lens element is convex. An optical axis region of the image-side surface of the third lens element is convex. An optical axis region of the image-side surface of the fourth lens element is convex. The sixth lens element has negative refracting power. A periphery region of the image-side surface of the seventh lens element is convex. Lens elements of the optical imaging lens are only the seven lens elements described above.

Abstract: An optical imaging lens is provided. The optical imaging lens includes a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, a seventh lens element and an eighth lens element sequentially arranged along an optical axis from an object side to an image side. Each of the first lens element to the eighth lens element includes an object-side surface facing the object side and allowing imaging rays to pass through and an image-side surface facing the image side and allowing the imaging rays to pass through. Lens elements of the optical imaging lens are only the eight lens elements described above, and satisfy the conditions |V4?V5|?30.000 and (G67+T7)/(G56+T6)?1.500.

Abstract: An optical imaging lens includes a first lens element to a seventh lens element. The first lens element, the fifth lens element and the sixth lens element are made of plastic. The optical axis region of the image-side surface of the second lens element is convex, the optical axis region of the image-side surface of the third lens element is convex, the optical axis region of the object-side surface of the fourth lens element is convex and the optical axis region of the image-side surface of the seventh lens element is concave to satisfy (T5+G56+T6)/(G23+T3+G34+T4+G45)?1.200 by controlling the surface curvatures of each lens element to enlarge HFOV, to reduce the system length and to have good imaging quality.

Abstract: The present invention provides an optical imaging lens. The optical imaging lens comprises eight lens elements positioned in an order from an object side to an image side. Through controlling convex or concave shape of surfaces of the lens elements and satisfying at least one inequality, the optical imaging lens may shorten system length with a good imaging quality.

Abstract: The present invention provides an optical imaging lens. The optical imaging lens comprises seven lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the optical imaging lens may shorten system length and enlarge field of view and aperture size.

Abstract: An optical lens has an optical axis. The optical lens includes a lens barrel, a first lens element, a lens element group, and an optical element. The lens barrel has a first opening and a second opening opposite to each other, and the first opening is smaller than the second opening. The first lens element abuts against the lens barrel. The lens element group is fitted with the first lens element. The optical element includes a fixing portion and a bearing portion connected to each other. The fixing portion abuts against the lens barrel, the bearing portion abuts against the lens element group, and the fixing portion has a protrusion extending toward a direction of the first lens element. The protrusion is positioned between the lens barrel and the lens element group in a radial direction.

Abstract: An optical imaging lens includes a first lens element to a fourth lens element, and each lens element has an object-side surface and an image-side surface. The first lens element has negative refracting power, an optical axis region of the object-side surface of the first lens element is convex, the third lens element has negative refracting power, and an optical axis region of the image-side surface of the fourth lens element is convex. Lens elements included by the optical imaging lens are only the four lens elements described above, and the optical imaging lens satisfies the relationship of Tmax+Tmin?700.000 ?m, Tmax is a maximum thickness of the four lens elements from the first lens element to the fourth lens element along the optical axis, Tmin is a minimum thickness of the four lens elements from the first lens element to the fourth lens element along the optical axis.

Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, a seventh lens element, and an eighth lens element from an object side to an image side in order along an optical axis. The first lens element to the eighth lens element each include an object-side surface facing the object side and an image-side surface facing the image side. Lens elements of the optical imaging lens are only the first, second, third, fourth, fifth, sixth, seventh and eighth lens elements. The periphery region of the image-side surface of the first lens element is concave. The optical axis region of the image-side surface of the seventh lens element is concave, and the periphery region of the image-side surface of the seventh lens element is convex.

Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element in sequence along an optical axis from an object side to an image side. When the object moves from infinity to macro, the optical imaging lens correspondingly forms a first focusing state and a second focusing state to achieve the focusing purpose. The fifth lens element has negative refracting power, an optical axis region of the object-side surface of the fifth lens element is concave, and an optical axis region of the image-side surface of the fifth lens element is concave. Lens elements included by the optical imaging lens are only five lens elements, and (TTL*?HFOV)/?G?19.000 degrees is satisfied.

Abstract: An optical imaging lens includes an aperture, a front lens group and a rear lens group along an optical axis from an object side to an image side. A first lens element of the front lens group is a lens element in a first order from the object side, and a second lens element is in a second order. The first lens element has positive refracting power, and an optical axis region of the object-side surface of the second lens element is convex, or its periphery region is convex. Lens elements included by the optical imaging lens are only five lens elements. The rear lens group enables the optical imaging lens to form a first focusing state and a second focusing state. EFL is an effective focal length of the first focusing state, and EFLA is an effective focal length of the second focusing state to satisfy EFL/EFLA?1.200.

Abstract: An optical lens assembly, sequentially including a first lens element to a sixth lens element from a first side to a second side along an optical axis, is provided. The optical lens assembly satisfies the conditional expressions of V1+V2+V6?120.000 and EFL*Fno/D11t22?11.500. Furthermore, other optical lens element assemblies are also provided.

Abstract: An optical imaging lens includes first, second, third, fourth, fifth, and sixth lens elements sequentially along an optical axis from an object side to an image side. Each of the first to the sixth lens elements includes an object-side surface facing the object side and allowing imaging rays to pass through and an image-side surface facing the image side and allowing the imaging rays to pass through. The optical imaging lens satisfies conditions of Gallmax/Fno?3.600 millimeters, EFL/ImgH?3.200, and Gallmax/Tavg?3.300; here, Gallmax represents a largest air gap along the optical axis between the first lens element and an image plane, Fno, EFL, and ImgH respectively represent an F-number, an effective focal length, and an image height of the optical imaging lens, and Tavg represents an average lens element thickness of all of the lens elements along the optical axis from the object side to the image plane.

Abstract: An optical imaging lens includes a first lens element, a second lens, an aperture stop, a third lens element and a fourth lens element from an object side to an image side in order along an optical axis, and each lens element has an object-side surface and an image-side surface. An optical axis region of the object-side surface of the second lens element is convex. Only the above-mentioned four lens elements of the optical imaging lens have refracting power to satisfies the relationship: HFOV?15.000°, 3.000?TL/(G12+T2+G23) and TTL/BFL?3.500.

Abstract: An optical imaging lens includes six lens elements. The object-side surface of the first lens element has a convex part in a vicinity of the periphery of the first lens element, the image-side surface of the second lens element has a concave part in a vicinity of the periphery of the first lens element, the object-side surface of the third lens element has a convex part in a vicinity of the optical axis, the image-side surface of the fourth lens element has a convex part in a vicinity of the periphery of the fourth lens element, the image-side surface of the fifth lens element has a concave part in a vicinity of the optical axis, and the sixth lens element has negative refractive power.

Abstract: An optical imaging system includes a first lens element, a second lens element, a third lens element, a fourth lens element, and a fifth lens element from an object side to an image side in order along an optical axis. The first lens element to the fifth lens element each include an object-side surface and an image-side surface. The object-side surface of the second lens element has a convex portion in a vicinity of a periphery of the second lens element. The image-side surface of the third lens element has a convex portion in a vicinity of a periphery of the third lens element. The image-side surface of the fifth lens element has a concave portion in a vicinity of the optical axis, and the image-side surface of the fifth lens element has a convex portion in a vicinity of a periphery of the fifth lens element.

Abstract: An optical imaging lens including a first to a seventh lens elements arranged in sequence from an object side to an image side along an optical axis is provided. Each lens element includes an object-side surface and an image-side surface. A periphery region of the object-side surface of the second lens element is convex. An optical axis region of the image-side surface of the third lens element is concave. The fifth lens element has negative refracting power and a periphery region of the object-side surface of the fifth lens element is concave. Furthermore, the optical imaging lens satisfies the condition expression: ALT/T1?4.500.

Abstract: An optical imaging lens includes a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element arranged in order 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 object-side surface of the third lens element has a convex portion in a vicinity of a periphery of the third lens element; the object-side surface of the fourth lens element has a convex 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; the image-side surface of the fifth lens element has a convex portion in a vicinity of a periphery of the fifth lens element; and the seventh lens element has negative refracting power.

Abstract: A lens barrel includes a lens barrel surrounding wall and a cover member. The lens barrel surrounding wall surrounds an optical axis. The lens barrel surrounding wall includes a lens element accommodating portion abutted against lens elements. The lens barrel surrounding wall has an object side connecting surface closest to an object side and facing the object side. An inner diameter of the lens element accommodating portion closest to the object side is greater than an inner diameter of the lens element accommodating portion closest to an image side. The cover member has an image side connecting surface facing the image side. The image side connecting surface of the cover member is fixed on the object side connecting surface of the lens barrel surrounding wall, wherein a maximum outer diameter of the cover member is less than or equal to a maximum outer diameter of the lens barrel surrounding wall.

Abstract: An optical imaging lens, including first to sixth lens elements sequentially arranged from an object side to an image side along an optical axis, is provided. Each lens element includes an object-side surface facing the object side and allowing imaging rays to pass through and an image-side surface facing the image side and allowing the imaging rays to pass through. The optical imaging lens satisfies: (T3+G34)/T4?1.900 and (HFOV×ImgH)/EFL?50.000°, where T3 and T4 are thicknesses of the third and fourth lens elements along the optical axis, G34 is an air gap from the third lens element to the fourth lens element along the optical axis, HFOV is a half field of view of the optical imaging lens, ImgH is an image height of the optical imaging lens, and EFL is an effective focal length of the optical imaging lens.

Abstract: Present embodiments provide for optical imaging lenses. An optical imaging lens may include at least seven lens elements positioned sequentially from an object side to an image side. Through arrangement of the convex or concave surfaces of the lens elements, the length of the optical imaging lens may be shortened while providing better optical characteristics and imaging quality.