Genius Electronic Optical (xiamen) Co., Ltd.

Genius Electronic Optical Co., Ltd.

Baina Chen

Jia-Sin Jhang

Shih-Han Chen

Feng Chen

Yanbin Chen

Matthew Bone

Maozong Lin

Yongfeng Lai

Feng Li

Ruyou Tang

Guangyun Li

Bo Chong

Kuo-Wen Chang

Yanxuan Yin

Yan Bin Chen

Jianpeng Li

Ming Yang

Kailun Wang

Jia Sin Jhang

Jia-sin Jhang

Zhen-Feng Xie

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.

Optical imaging lens

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.

An optical imaging lens includes a first lens element to a seventh lens element, and each lens element has an object-side surface and an image-side surface. The second lens element has negative refracting power, and a periphery region of the object-side surface of the second lens element is convex, a periphery region of the object-side surface of the third lens element is concave, the fourth lens element has negative refracting power, an optical axis region of the object-side surface of the fourth lens element is concave, an optical axis region of the image-side surface of the fifth lens element is concave, and an optical axis region of the image-side surface of the sixth lens element is convex. Lens elements included by the optical imaging lens are only the seven lens elements mentioned above, and the following relationships: V+V+V≥120.000 and (T+LILI)/(T+G+T)≥3.000 are satisfied.

Optical imaging lens including seven lenses of +−+−−+−, +−+−++−or +−−−++− refractive powers

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, and a seventh lens element arranged in sequence from an object side to an image side along an optical axis, is provided. Each of the first lens element to the seventh lens element includes an object-side surface and an image-side surface. An optical axis region of the image-side surface of the first lens element is concave. A periphery region of the object-side surface of the second lens element is concave and an optical axis region of the image-side surface of the second lens element is convex. The seventh lens element has negative refracting power and an optical axis region of the image-side surface of the seventh lens element is concave.

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, and a seventh lens element sequentially arranged along an optical axis from an object side to an image side, is provided. Each of the first lens element to the seventh lens element includes an object-side surface and an image-side surface. An optical axis region of the object-side surface of the first lens element is convex. A periphery region of the image-side surface of the second lens element is concave. The fourth lens element has positive refracting power, and an optical axis region of the object-side surface of the fourth lens element is concave. An optical axis region of the image-side surface of the fifth lens element is convex.

An optical imaging lens includes a first lens element to a ninth lens element, and each lens element has an object-side surface and an image-side surface. A periphery region of the image-side surface of the first lens element is concave, the second lens element has negative refracting power, the eighth lens element has negative refracting power, and an optical axis region of the object-side surface of the ninth lens element is concave. Lens elements included by the optical imaging lens are only the nine lens elements described above, and the optical imaging lens satisfies the distance from the object-side surface of the first lens element to an image plane on the optical axis is less than or equal to 15.000 mm.

The present invention provides an optical imaging lens. The optical imaging lens comprises six 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 designing parameters satisfying at least one inequality, the optical imaging lens may present a great angle of view with smaller surface area of the front side of the optical imaging lens.

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 convex or concave shape of surfaces of the lens elements and parameters to meet (EFL+ALT)/D67&#x2264;4.800, the optical imaging lens may shorten system length with a good imaging quality.

An optical imaging lens has six lens elements. A periphery region of the image-side surface of the first lens element is concave, an 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 sixth lens element is concave, a periphery region of the object-side surface of the sixth lens element is convex, an optical axis region of the image-side surface of the sixth lens element is concave and a periphery region of the image-side surface of the sixth lens element is convex. AAG is a sum of five air gaps, T6 is a thickness of the sixth lens element and the Abbe number of the second, the third, the fourth, the fifth is &#x3bd;2, &#x3bd;3, &#x3bd;4 and &#x3bd;5 to satisfy &#x3bd;2+&#x3bd;3+&#x3bd;4+&#x3bd;5&#x2264;135.000 and AAG/T6&#x2264;2.900.

An optical imaging lens may include a first, a second, a third and a fourth lens elements positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of the four lens elements, the optical imaging lens may provide improved imaging quality and optical characteristics and increased field of view while the optical imaging lens may satisfy (T+AAG)/T&#x2264;1.700, wherein a thickness of the first lens element along the optical axis is represented by T, a thickness of the fourth lens element along the optical axis is represented by T, and a sum of the three air gaps from the first lens element to the fourth lens element along the optical axis is represented by AAG.

Optical imaging lens comprising four lens of &#x2212;+&#x2212;+ refractive powers

An optical imaging lens includes a first lens element to a sixth lens element. An optical axis region of the object-side surface of the first lens element is convex, an optical axis region of the image-side surface of the second lens element is convex, an optical axis region of the object-side surface of the third lens element is convex, the fourth lens element has negative refracting power, an optical axis region of the object-side surface of the fourth lens element is concave, a periphery region of the object-side surface of the fifth lens element is concave, an optical axis region of the object-side surface of the sixth lens element is convex and an optical axis region of the image-side surface of the sixth lens element is concave to satisfy (G12+T3+G34+T4+G45+T5)/EFL&#x2265;1.200.

An optical lens assembly includes first, second, third, and fourth lens elements 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 first lens element has a convex portion in a vicinity of a periphery. The second lens element has negative refracting power. The object-side surface of the third lens element has a concave portion in a vicinity of a periphery. The image-side surface of the fourth lens element has a convex portion in a vicinity of a periphery.

Optical lens assembly

The present disclosure provides for various embodiments of optical imaging lenses. An optical imaging lens may comprise at least eight lens elements positioned in an order 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 an inequality, the optical imaging lens may exhibit improved optical characteristics, the total length of the optical imaging lens may be shortened, and the view angle and f-number may also be improved.

An ocular optical system includes a first lens element of a display-side surface with a convex portion in a vicinity of its periphery, a second lens element of positive refractive power and an eye-side surface with a concave portion in a vicinity of its periphery, a third lens element of negative refractive power and an display-side surface with a concave portion in a vicinity of an optical-axis, or a fourth lens element of an display-side surface with a concave portion in a vicinity of the optical-axis.

Ocular optical system

An optical imaging lens includes a first lens of negative refractive power, a second lens of negative refractive power and of an image-side surface with a concave portion in a vicinity of its optical-axis, at least one of an object-side surface and of an image-side surface of a third lens being an aspherical surface and a fourth lens of an object-side surface with a concave portion in a vicinity of its optical-axis. An aperture stop is disposed between the first lens element and the third lens element. The Abbe number &#x3bd;1 of the first lens element and the Abbe number &#x3bd;4 of the fourth lens element satisfy 45&#x2264;&#x3bd;1&#x2264;65 or 18&#x2264;&#x3bd;4&#x2264;35.

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Fujian, China

Baina Chen