Aac Optics Solutions Pte. Ltd.

Kaoru Yamazaki

Lei Zhang

Yanmei Wang

Yuanshan Cui

Yaqiong Guo

Koji Nitta

Hiroyuki Teraoka

Dan Zhang

Yi Ji

The present disclosure relates to the field of optical lenses and provides a camera optical lens sequentially including, from an object side to an image side, first to seventh lenses. The camera optical lens satisfies following conditions: 2.00&#x2264;R1/d1&#x2264;4.00; 20.00&#x2264;v4&#x2212;v5&#x2264;30.00; 1.00&#x2264;(R1+R2)/(R3+R4)&#x2264;2.50; and 1.00&#x2264;R12/R11&#x2264;2.80, where v4 and v5 denote abbe numbers of the fourth and fifth lenses, respectively; R1 and R2 denote curvature radiuses of an object side surface and an image side surface of the first lens, respectively; R3 and R4 denote curvature radiuses of an object side surface and an image side surface of the second lens, respectively; R11 and R12 denotes curvature radiuses of an object side surface and an image side surface of the sixth lens, respectively; and dl denotes an on-axis thickness of the first lens. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.

Camera optical lens

The present invention provides a camera lens consisting of six lenses and having a small height, a wide angle, and good optical properties. The camera lens includes, from an object side, a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a negative refractive power, a fifth lens having a positive refractive power, and a sixth lens having a negative refractive power. The camera lens satisfies specific conditions.

Camera lens

The present disclosure relates to the technical field of optical lens and discloses a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. The camera optical lens satisfies following conditions: 1.51&#x2264;f1/f&#x2264;2.50, 1.70&#x2264;n3&#x2264;2.20, &#x2212;2.00&#x2264;f3/f4&#x2264;2.00, &#x2212;10.00&#x2264;(R13+R14)/(R13&#x2212;R14)&#x2264;10.00 and 1.70&#x2264;n6&#x2264;2.20, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; f3 denotes a focal length of the third lens; f4 denotes a focal length of the fourth lens; n3 denotes a refractive index of the third lens; n6 denotes a refractive index of the sixth lens; R13 denotes a curvature radius of an object-side surface of the seventh lens; and R14 denotes a curvature radius of an image-side surface of the seventh lens.

Provided is a camera lens of a catadioptric optical system consisting of two lens assemblies and one lens and having a small height, a narrow angle, and good optical properties. The camera lens includes: a first lens assembly including an object side surface having a first refractive surface and a second reflective surface in a peripheral region and a central region thereof, and an image side surface having a second refractive surface, a fifth refractive surface and a sixth refractive surface that are sequentially arranged from a peripheral region to a central region thereof; a second lens assembly including an object side surface having a third refractive surface and a fourth refractive surface that are sequentially arranged from a peripheral region to a central region, and an image side surface having a first reflective surface; and a third lens having a refractive power.

Camera lens of catadioptric optical system

Provided is a camera lens of a catadioptric optical system, consisting of two lens assemblies and one lens group and having a small height, a narrow angle, and good optical characteristics. The camera lens includes: a first lens assembly including an object side surface having a first refractive surface and a second reflective surface in a peripheral region and a central region thereof, and an image side surface having a second refractive surface, a fifth refractive surface and a sixth refractive surface that are sequentially arranged from a peripheral region to a central region thereof; a second lens assembly including an object side surface having a third refractive surface and a fourth refractive surface that are sequentially arranged from a peripheral region to a central region thereof, and an image side surface having a first reflective surface; and a third lens group having a refractive power.

The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a positive refractive power; a third lens having a positive refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 1.00&#x2264;f1/f2&#x2264;3.00; and 2.00&#x2264;(R1+R2)/(R1&#x2212;R2)&#x2264;15.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.

Camera optical lens including six lenses of +++&#x2212;+&#x2212; refractive powers

The present disclosure relates to the technical field of optical lens and discloses a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. The camera optical lens satisfies following conditions: 1.51&#x2264;f1/f&#x2264;2.50, 1.70&#x2264;n2&#x2264;2.20, &#x2212;2.00&#x2264;f3/f4&#x2264;0.00, &#x2212;10.00&#x2264;(R13+R14)/(R13&#x2212;R14)&#x2264;0.00 and 1.70&#x2264;n7&#x2264;2.20, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; f3 denotes a focal length of the third lens; f4 denotes a focal length of the fourth lens; n2 denotes a refractive index of the second lens; n7 denotes a refractive index of the seventh lens; R13 denotes a curvature radius of an object-side surface of the seventh lens; and R14 denotes a curvature radius of an image-side surface of the seventh lens.

The present disclosure relates to the field of optical lenses and provides a camera optical lens sequentially including, from an object side to an image side, first to seventh lenses, the first and sixth lenses each having a positive refractive power and the second and seventh lenses each having a negative refractive power. The camera optical lens satisfies following conditions: &#x2212;0.49&#x2264;f1/f2&#x2264;&#x2212;0.25; 3.00&#x2264;f1/(f6+f7)&#x2264;4.50; and 2.00&#x2264;d4/d6&#x2264;10.00, where f1, f2, f6 and f7 denote focal lengths of the first, second, sixth and seventh lenses, respectively; d4 denotes an on-axis distance from an image side surface of the second lens to an object side surface of the third lens; and d6 denotes an on-axis distance from an image side surface of the third lens to an object side surface of the fourth lens. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.

Camera optical lens including seven lenses of +&#x2212;&#x2212;+&#x2212;+&#x2212; or +&#x2212;+&#x2212;++&#x2212; refractive powers

The present disclosure relates to the technical field of optical lens and discloses a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. The camera optical lens satisfies following conditions: 1.51&#x2264;f1/f&#x2264;2.50, 1.70&#x2264;n4&#x2264;2.20, &#x2212;2.00&#x2264;f3/f4&#x2264;2.00, &#x2212;10.00&#x2264;(R13+R14)/(R13&#x2212;R14)&#x2264;10.00 and 1.70&#x2264;n7&#x2264;2.20, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; f3 denotes a focal length of the third lens; f4 denotes a focal length of the fourth lens; n4 denotes a refractive index of the fourth lens; n7 denotes a refractive index of the seventh lens; R13 denotes a curvature radius of an object-side surface of the seventh lens; and R14 denotes a curvature radius of an image-side surface of the seventh lens.

Camera optical lens including seven lenses of ++&#x2212;+&#x2212;&#x2212;&#x2212;, ++&#x2212;+++&#x2212; or ++&#x2212;&#x2212;+&#x2212;&#x2212; refractive powers

Provided is a camera optical lens including, sequentially from an object side to an image side, first to seventh lenses. The camera optical lens satisfies following conditions: 20.00&#x2264;R7/d7&#x2264;30.00; 20.00&#x2264;v7&#x2212;v5&#x2264;30.00; and &#x2212;12.00&#x2264;(R1&#x2212;R2)/(R3&#x2212;R4)&#x2264;&#x2212;1.00, where v5 denotes an abbe number of the fifth lens; v7 denotes an abbe number of the seventh lens; R1 denotes a curvature radius of an object side surface of the first lens; R2 denotes a curvature radius of an image side surface of the first lens; R3 denotes a curvature radius of an object side surface of the second lens; R4 denotes a curvature radius of an image side surface of the second lens; R7 denotes a curvature radius of an object side surface of the fourth lens; and d7 denotes an on-axis thickness of the fourth lens. The camera optical lens can achieve high optical performance such as large-aperture, wide-angle and ultra-thin.

The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a positive refractive power; a third lens having a positive refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 3.00&#x2264;f1/f2&#x2264;6.00; and &#x2212;7.00&#x2264;(R1+R2)/(R1&#x2212;R2)&#x2264;&#x2212;1.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.

The present disclosure relates to the technical field of optical lens and discloses a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. The camera optical lens satisfies following conditions: 1.51&#x2264;f1/f&#x2264;2.50, 1.70&#x2264;n3&#x2264;2.20, &#x2212;2.00&#x2264;f3/f4&#x2264;2.00, &#x2212;10.00&#x2264;(R13+R14)/(R13&#x2212;R14)&#x2264;10.00 and 1.70&#x2264;n6&#x2264;2.20, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; f3 denotes a focal length of the third lens; f4 denotes a focal length of the fourth lens; n3 denotes a refractive index of the third lens; n7 denotes a refractive index of the seventh lens; R13 denotes a curvature radius of an object-side surface of the seventh lens; and R14 denotes a curvature radius of an image-side surface of the seventh lens.

Camera optical lens including seven lenses of ++&#x2212;+&#x2212;&#x2212;&#x2212;, ++&#x2212;&#x2212;++&#x2212; or ++&#x2212;&#x2212;+&#x2212;&#x2212; refractive powers

The present invention provides a camera optical lens including, sequentially from an object side to an image side: a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power; a fifth lens having a negative refractive power; a sixth lens having a positive refractive power; and a seventh lens having a negative refractive power. The camera optical lens satisfies following conditions: 70.00&#x2264;v4/d7&#x2264;90.00; &#x2212;30.00&#x2264;(R9+R10)/(R13+R14)&#x2264;&#x2212;15.00; and &#x2212;20.00&#x2264;R13/d13&#x2264;&#x2212;7.00. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.

Camera optical lens comprising seven lenses of +&#x2212;&#x2212;+&#x2212;+&#x2212; refractive powers

The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a positive refractive power; a third lens having a positive refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 2.00&#x2264;f1/f&#x2264;7.50; and &#x2212;20.00&#x2264;R11/d11&#x2264;&#x2212;10.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.

The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a positive refractive power; a third lens having a positive refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 1.40&#x2264;f1/f2&#x2264;5.00; and 2.50&#x2264;R3/R4&#x2264;6.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.

Growing community of inventors

Shenzhen, China

Kaoru Yamazaki