Abstract: An optical imaging lens may include a first, a second, a third, a fourth, a fifth, and a sixth lens elements positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of the six lens elements, the improved optical imaging lens may provide better imaging quality while the length of the lens may be shortened, the F-number may be reduced, and the field of view may be extended.

Abstract: An optical imaging lens includes first to third lens element groups in sequence along an optical axis from an object side to an image side. The first lens element group includes at least two lens elements. The second lens element group includes at least two lens elements. The third lens element group includes at least two lens elements. When the optical imaging lens is zoomed, at least one lens element group is moved toward a direction of the object side or the image side along the optical axis.

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 the convex or concave shape of the surfaces of the lens elements, the optical imaging lens may enlarge aperture stop and image height and increase resolution.

Abstract: An optical lens assembly, including a first lens element, a second lens element, a third lens element, a fourth lens element, and a fifth lens element sequentially along an optical axis from a first side to a second side, is provided. The optical lens assembly satisfies the conditional expression of D34/D12?2.600. Furthermore, other optical lens assemblies are also provided.

Abstract: An optical imaging lens may include 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 positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of the lens elements, the optical imaging lens may increase resolution, enlarge aperture stop and image height, and maintain well image quality.

Abstract: An optical imaging lens, including 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 along an optical axis from an object side to an image side, 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 second lens element has negative refracting power. An optical axis region of the object-side surface of the third lens element is concave. An optical axis region of the image-side surface of the fourth lens element is concave. An optical axis region of the object-side surface of the fifth lens element is concave. The seventh lens element has positive refracting power.

Abstract: An optical imaging lens including 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 along an optical axis from an object side to an image side is provided. 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. A periphery region of the object-side surface of the third lens element is concave, and a periphery region of the image-side surface of the third lens element is convex. Lens elements of the optical imaging lens are only the above-mentioned eight lens elements, and the optical imaging lens satisfies the condition of D11t62/D71t82?2.400.

Abstract: Provided is an optical imaging lens, including 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. The first lens element has positive refracting power. A periphery region of the object-side surface of the second lens element is convex. The third lens element has positive refracting power. A periphery region of the image-side surface of the third lens element is concave. An optical axis region of the image-side surface of the fifth lens element is concave. An optical axis region of the image-side surface of the sixth lens element is convex. A periphery region of the object-side surface of the eighth lens element is convex.

Abstract: An optical imaging lens may include 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 positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of the lens elements, the optical imaging lens may increase resolution, enlarge aperture stop and image height, and maintain well image quality.

Abstract: An optical imaging lens includes a first lens element to an eighth lens element and each lens element has an object-side surface and an image-side surface. The second lens element has negative refracting power, the third lens element has negative refracting power and a periphery region of the object-side surface of the third lens element is concave, the seventh lens element has negative refracting power, an optical axis region of the object-side surface of the eighth lens element is convex and a periphery region of the image-side surface of the eighth lens element is convex. Lens elements included by the optical imaging lens are only eight lens elements described above to satisfy Tavg567/Tstd567?3.600.

Abstract: An optical imaging lens includes a first lens element to an eighth lens element and each lens element has an object-side surface and an image-side surface. The second lens element has negative refracting power, a periphery region of the image-side surface of the third lens element is convex, the fourth lens element has positive refracting power, an optical axis region of the object-side surface of the sixth lens element is convex, and an optical axis region of the object-side surface of the eighth lens element is concave. Lens elements included by the optical imaging lens are only eight lens elements described above to satisfy ?3+?4+?5+?6+?7?195.000 and (ImgH+BFL)/Fno?4.000 mm.

Abstract: An optical imaging lens, including 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 disposed in sequence from an object side to an image side along an optical axis. The first lens element has positive refracting power, and an optical axis region of the image side of the first lens element is concave. A periphery region of the object side of the second lens element is convex. A periphery region of the image side of the third lens element is convex. An optical axis region of the image side of the fifth lens element is convex. The sixth lens element has negative refracting power. A periphery region of the object side of the eighth lens element is convex.

Abstract: An optical imaging lens includes a first lens element to an eighth lens element. The first lens element has positive refracting power, a periphery region of the image-side surface of the first lens element is concave, a periphery region of the object-side surface of the third lens element is concave, an optical axis region of the image-side surface of the sixth lens element is convex, an optical axis region of the object-side surface of the eighth lens element is convex, and a periphery region of the image-side surface of the eighth lens element is convex. Lens elements included by the optical imaging lens are only eight lens elements described above to satisfy D41t51/(T3+G34)?1.700.

Abstract: An optical imaging lens includes a first lens element to an eighth lens element from an object side to an image side along an optical axis. The third lens element has positive refracting power, and a periphery region of the object-side surface of the third lens element is concave, an optical axis region of the object-side surface of the fifth lens element is concave, a periphery region of the object-side surface of the eighth lens element is convex, and an optical axis region of the image-side surface of the eighth lens element is concave. Lens elements included by the optical imaging lens are only eight lens elements described above to satisfy (EFL+AAG)/ALT?2.200.

Abstract: An optical imaging lens includes a first lens element having negative refracting power, a second lens element having negative refracting power and a periphery region of the image-side surface of the second lens element is concave, an optical axis region of the image-side surface of the fifth lens element is concave, an optical axis region of the image-side surface of the sixth lens element is concave. Lens elements included by the optical imaging lens are only six lens elements. ?1 is an Abbe number of the first lens element, ?3 is an Abbe number of the third lens element, EFL is an effective focal length, ImgH is an image height and Fno is a f-number to satisfy EFL*Fno/ImgH?3.200 and ?1+?3?90.000.

Abstract: An example antenna device includes an antenna array coupled to a motor. The antenna device also includes a controller to determine an antenna array direction weighting based on a weather condition and a time condition. The controller is also to cause the motor to rotate the antenna array based on the antenna array direction weighting.

Abstract: The present disclosure provides an environment-friendly press bottle integrated with a bellows spring and equipped with an outer shell, comprising: an inner bottle of which the lower end is integrated with the upper end of a bellows spring; the lower end of the bellows spring is a closed structure; the upper end of the inner bottle is necked to form a connector; the aperture in the middle of the connector is fitted with a nozzle; a step that fits onto the connector and limits its position is disposed on the central outer side of the nozzle; an annular flange that snaps into the corresponding position on the inner surface of the connector is disposed on the outer side of the lower end of the nozzle, and external threads are provided on the outer surface of the connector; a cover lid is provided with internal threads and is connected to the external threads of the connector; the inner bottle is tightly nested in the outer bottle that serves as an outer shell.

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, wherein each of the first lens element to the seventh lens element includes an object-side surface facing the object side and allowing an imaging ray to pass through and an image-side surface facing the image side and allowing the imaging ray to pass through. The first lens element has positive refracting power, and a periphery region of the image-side surface of the first lens element is concave. The second lens element has negative refracting power. 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 concave. The sixth lens element has negative refracting power. In particular, the optical imaging lens only has seven lens elements.

Abstract: An optical imaging lens includes a first lens element to a seventh lens element; each lens element has an object-side surface and an image-side surface. A periphery region of the image-side surface of the third lens element is concave, an optical axis region of the object-side surface of the fourth lens element is concave, the fifth lens element has negative refracting power, an optical axis region of the object-side surface of the seventh lens element is convex, and a periphery region of the object-side surface of the seventh lens element is concave. Lens elements included by the optical imaging lens are only seven lens elements described above to satisfy 2.200?(T1+D42t72)/(Fno*D12t32) and 115.000??3+?4+?5.

Abstract: An optical imaging lens may include a first, a second, a third, a fourth, a fifth, a sixth, and a seventh lens elements positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of lens elements, the optical imaging lens may provide great resolution along with enlarged aperture stop and image height.