Patents by Inventor Chenxiyang Chen
Chenxiyang Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11803033Abstract: Disclosed is a camera optical lens, comprising, from an object side to an image side in sequence: a first lens having a negative refractive power; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power; the camera optical lens satisfies: ?5.00?f1/f??3.00; ?1.50?f5/f??1.00; 1.20?(R7+R8)/(R7?R8)?3.00; and 8.00?d7/d8?14.00; where, f denotes a focus length of the camera optical lens; f1 and f5 denotes focus length of the first and fifth lens respectively; R7 and R 8 denote central curvature radii of an object side surface and an image side surface of the fourth lens respectively; d7 denotes an on-axis thickness of the fourth lens; and d8 denotes an on-axis distance from the image side surface of the fourth lens to an object side surface of the fifth lens.Type: GrantFiled: December 30, 2020Date of Patent: October 31, 2023Assignee: Raytech Optical (Changzhou) Co., Ltd.Inventors: Chenxiyang Chen, Wen Sun
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Patent number: 11693211Abstract: A camera optical lens includes five-piece lenses, from an object side to an image side. The camera optical lens satisfies conditions of 0.65?f1/f?0.85, 1.20?(R7+R8)/(R7?R8)?1.75, ?40.00?f3/f??20.00, 0.50?d5/d6?0.80 and 1.00?d8/d9?1.30. Here 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, R7 denotes a curvature radius of an object-side surface of the fourth lens, R8 denotes a curvature radius of an image-side surface of the fourth lens, d5 denotes an on-axis thickness of the third lens, d6 denotes an on-axis distance from an image-side surface of the third lens to the object-side surface of the fourth lens. The camera optical lens of the present disclosure has excellent optical performances, and meanwhile can meet design requirements of a large aperture, a wide angle and ultra-thin.Type: GrantFiled: December 30, 2020Date of Patent: July 4, 2023Assignee: Raytech Optical (Changzhou) Co., Ltd.Inventors: Chenxiyang Chen, Wen Sun
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Patent number: 11644644Abstract: A camera optical lens is provided, including from an object side to an image side: a first lens having positive refractive power; a second lens having positive refractive power; and a third lens having negative refractive power, wherein the camera optical lens satisfies following conditions: 1.40?f1/f?2.00; 0.65?f2/f?0.90; ?1.50?f3/f??0.85; 2.50?d3/d4?10.00; and 2.00?(R5+R6)/(R5?R6)?4.50. The above camera optical lens can meet design requirements for large aperture, wide angle and ultra-thinness while maintaining good imaging quality.Type: GrantFiled: December 28, 2020Date of Patent: May 9, 2023Assignee: AAC Optics (Suzhou) Co., Ltd.Inventors: Chenxiyang Chen, Jia Chen
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Patent number: 11586014Abstract: Disclosed is a camera optical lens comprising, from an object side to an image side in sequence: a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; and a fourth lens having a negative refractive power; the camera optical lens satisfies: ?0.40?(R1+R2)/(R1?R2)??0.20; 1.50?(R3+R4)/(R3?R4)?2.00; 1.20?(R5+R6)/(R5?R6)?1.80; and 1.52?d3/d2?1.80; where, R1 and R2 denote central curvature radii of object and image side surfaces of the first lens respectively; R3 and R4 denote central curvature radii of object and image side surfaces of the second lens respectively; R5 and R6 denote central curvature radii of object side surface and image side surface of the third lens respectively; d2 denotes an on-axis distance from image side surface of first lens to object side surface of second lens L2; and d3 denotes an on-axis thickness of the second lens.Type: GrantFiled: December 30, 2020Date of Patent: February 21, 2023Assignee: Raytech Optical (Changzhou) Co., LtdInventors: Chenxiyang Chen, Wen Sun, Hiroyuki Teraoka
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Patent number: 11422342Abstract: 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: an aperture; 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; a sixth lens having a negative refractive power; and a seventh lens having a negative refractive power. The camera optical lens satisfies following conditions: ?2.50?(R5+R6)/(R5?R6)??1.00; and ?7.00?f2/f??3.50, where f denotes a focal length of the camera optical lens; f2 denotes a focal length of the second lens; R5 denotes a curvature radius of an object side surface of the third lens; and R6 denotes a curvature radius of an image side surface of the third lens.Type: GrantFiled: December 5, 2019Date of Patent: August 23, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Chenxiyang Chen, Wen Sun
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Patent number: 11340433Abstract: 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 and a sixth lens. The camera optical lens satisfies following conditions: 1.00?f1/f?1.50 and 25.00?R5/d5?35.03, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; R5 denotes a curvature radius of an object-side surface of the third lens; and d5 denotes an on-axis thickness of the third lens. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.Type: GrantFiled: November 10, 2019Date of Patent: May 24, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Chenxiyang Chen, Lei Zhang
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Publication number: 20220091393Abstract: A camera optical lens includes five-piece lenses, from an object side to an image side. The camera optical lens satisfies conditions of 0.65?f1/f?0.85, 1.20?(R7+R8)/(R7?R8)?1.75, ?40.00?f3/f??20.00, 0.50?d5/d6?0.80 and 1.00?d8/d9?1.30. Here 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, R7 denotes a curvature radius of an object-side surface of the fourth lens, R8 denotes a curvature radius of an image-side surface of the fourth lens, d5 denotes an on-axis thickness of the third lens, d6 denotes an on-axis distance from an image-side surface of the third lens to the object-side surface of the fourth lens. The camera optical lens of the present disclosure has excellent optical performances, and meanwhile can meet design requirements of a large aperture, a wide angle and ultra-thin.Type: ApplicationFiled: December 30, 2020Publication date: March 24, 2022Inventors: Chenxiyang Chen, Wen Sun
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Publication number: 20220091385Abstract: A camera optical lens includes five-piece lenses, from an object side to an image side, the five-piece lenses are: a first lens, a second lens, a third lens, a fourth lens and a fifth lens. The camera optical lens satisfies conditions of ?8.00?f1/f5??3.00, R3/R4??2.00, and 3.00?(R7+R8)/(R7-R8)?15.00. Here f1 denotes a focal length of the first lens, f5 denotes a focal length of the fifth 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 R8 denotes a curvature radius of an image-side surface of the fourth lens. The camera optical lens of the present disclosure has excellent optical performances, and meanwhile can meet design requirements of a large aperture, a wide angle and ultra-thin.Type: ApplicationFiled: December 30, 2020Publication date: March 24, 2022Inventors: Chenxiyang Chen, Jia Chen
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Publication number: 20220091392Abstract: Disclosed is a camera optical lens, comprising, from an object side to an image side in sequence: a first lens having a negative refractive power; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power; the camera optical lens satisfies: ?5.00?f1/f??3.00; ?1.50?f5/f??1.00; 1.20?(R7+R8)/(R7?R8)?3.00; and 8.00?d7/d8?14.00; where, f denotes a focus length of the camera optical lens; f1 and f5 denotes focus length of the first and fifth lens respectively; R7 and R 8 denote central curvature radii of an object side surface and an image side surface of the fourth lens respectively; d7 denotes an on-axis thickness of the fourth lens; and d8 denotes an on-axis distance from the image side surface of the fourth lens to an object side surface of the fifth lens.Type: ApplicationFiled: December 30, 2020Publication date: March 24, 2022Inventors: Chenxiyang Chen, Wen Sun
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Publication number: 20220091371Abstract: Disclosed is a camera optical lens comprising, from an object side to an image side in sequence: a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; and a fourth lens having a negative refractive power; the camera optical lens satisfies: ?0.40?(R1+R2)/(R1?R2)??0.20; 1.50?(R3+R4)/(R3?R4)?2.00; 1.20?(R5+R6)/(R5?R6)?1.80; and 1.52?d3/d2?1.80; where, R1 and R2 denote central curvature radii of object and image side surfaces of the first lens respectively; R3 and R4 denote central curvature radii of object and image side surfaces of the second lens respectively; R5 and R6 denote central curvature radii of object side surface and image side surface of the third lens respectively; d2 denotes an on-axis distance from image side surface of first lens to object side surface of second lens L2; and d3 denotes an on-axis thickness of the second lens.Type: ApplicationFiled: December 30, 2020Publication date: March 24, 2022Inventors: Chenxiyang Chen, Wen Sun, Hiroyuki Teraoka
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Publication number: 20220091391Abstract: Disclosed is a camera optical lens, comprising, from an object side to an image side in sequence: 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 positive refractive power; and a fifth lens having a negative refractive power; wherein, the camera optical lens satisfies: 12.50?f3/f?20.00; 0.30?(R3+R4)/(R3?R4)?1.00; and 0.30?d5/d6?0.50; where, f denotes a focus length of the camera optical lens; f3 denotes a focus length of the third lens; R3 and R4 denote central curvature radii of an object side surface and an image side surface of the second lens respectively; d5 denotes an on-axis thickness of the third lens; and d6 denotes an on-axis distance from the image side surface of the third lens to an object side surface of the fourth lens.Type: ApplicationFiled: December 30, 2020Publication date: March 24, 2022Inventors: Chenxiyang Chen, Wen Sun
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Publication number: 20220066142Abstract: A camera optical lens is provided, including from an object side to an image side: a first lens having positive refractive power; a second lens having positive refractive power; and a third lens having negative refractive power, wherein the camera optical lens satisfies following conditions: 1.40?f1/f?2.00; 0.65?f2/f?0.90; ?1.50?f3/f??0.85; 2.50?d3/d4?10.00; and 2.00?(R5+R6)/(R?R6)?4.50. The above camera optical lens can meet design requirements for large aperture, wide angle and ultra-thinness while maintaining good imaging quality.Type: ApplicationFiled: December 28, 2020Publication date: March 3, 2022Inventors: Chenxiyang Chen, Jia Chen
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Patent number: 11262532Abstract: The present disclosure relates to optical lens, in particular to a camera optical lens, comprising, from an object side to an image side in sequence: a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens; the second lens has a negative refractive power, and the third lens has a positive refractive power; wherein the camera optical lens satisfies the following conditions: 1.30?f1/f?2.00; 13.00?R7/d7?16.00, where f denotes a focus length of the camera optical lens; f1 denotes a focus length of the first 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 is d7. The camera optical lens may obtain high imaging performance and a low TTL.Type: GrantFiled: November 10, 2019Date of Patent: March 1, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Chenxiyang Chen, Lei Zhang
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Patent number: 11262533Abstract: The present disclosure relates to optical lens, in particular to a camera optical lens, comprising, from an object side to an image side in sequence: a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens; the second lens has a negative refractive power, and the third lens has a positive refractive power; wherein the camera optical lens satisfies the following conditions: 1.30?f1/f?2.00; 13.00?R7/d7?16.00, where, f denotes a focus length of the camera optical lens; f1 denotes a focus length of the first 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 may obtain high imaging performance and a low TTL.Type: GrantFiled: November 10, 2019Date of Patent: March 1, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Chenxiyang Chen, Lei Zhang
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Patent number: 11106013Abstract: The present disclosure relates to optical lenses and discloses an imaging optical lens The imaging optical lens includes from an object side to an image side in sequence: 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. A focal length of the first lens is f1, a focal length of the second lens is f2, a curvature radius of an object-side surface of the third lens is R5, a curvature radius of an image-side surface of the third lens is R6, and the following relational expressions are satisfied: 20?(R5+R6)/(R5?R6)?100; and ?10?f2/f1??2.7.Type: GrantFiled: July 28, 2019Date of Patent: August 31, 2021Assignee: AAC Optics (Changzhou) Co., Ltd.Inventors: Chenxiyang Chen, Chunhuan Fang, Hiroyuki Teraoka
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Patent number: 11054617Abstract: The present disclosure relates to optical lenses and discloses an imaging optical lens. The imaging optical lens includes from an object side to an image side in sequence: an aperture, 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 negative refractive power, a fifth lens having a positive refractive power, and a sixth lens having a negative refractive power. A focal length of the imaging optical lens is f, a focal length of the third lens is f3, an Abbe number of the first lens is v1, an Abbe number of the second lens is v2, and the following relational expressions are satisfied: ?500?f3/f??50; and 2.7?v1/v2?5.0.Type: GrantFiled: July 28, 2019Date of Patent: July 6, 2021Assignee: AAC Optics (Changzhou) Co., Ltd.Inventors: Chenxiyang Chen, Hiroyuki Teraoka, Chunhuan Fang
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Publication number: 20200409044Abstract: The present disclosure relates to optical lens, in particular to a camera optical lens, comprising, from an object side to an image side in sequence: a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens; the second lens has a negative refractive power, and the third lens has a positive refractive power; wherein the camera optical lens satisfies the following conditions: 1.30?f1/f?2.00; 13.00?R7/d7?16.00, where f denotes a focus length of the camera optical lens; f1 denotes a focus length of the first 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 is d7. The camera optical lens may obtain high imaging performance and a low TTL.Type: ApplicationFiled: November 10, 2019Publication date: December 31, 2020Inventors: Chenxiyang Chen, Lei Zhang
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Publication number: 20200409045Abstract: The present disclosure relates to optical lens, in particular to a camera optical lens, comprising, from an object side to an image side in sequence: a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens; the second lens has a negative refractive power, and the third lens has a positive refractive power; wherein the camera optical lens satisfies the following conditions: 1.30?f1/f?2.00; 13.00?R7/d7?16.00, where, f denotes a focus length of the camera optical lens; f1 denotes a focus length of the first 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 may obtain high imaging performance and a low TTL.Type: ApplicationFiled: November 10, 2019Publication date: December 31, 2020Inventors: Chenxiyang Chen, Lei Zhang
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Publication number: 20200409096Abstract: 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 and a sixth lens. The camera optical lens satisfies following conditions: 1.00?f1/f?1.50 and 25.00?R5/d5?35.03, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; R5 denotes a curvature radius of an object-side surface of the third lens; and d5 denotes an on-axis thickness of the third lens. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.Type: ApplicationFiled: November 10, 2019Publication date: December 31, 2020Inventors: Chenxiyang Chen, Lei Zhang
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Publication number: 20200209589Abstract: 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: an aperture; 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; a sixth lens having a negative refractive power; and a seventh lens having a negative refractive power. The camera optical lens satisfies following conditions: ?2.50?(R5+R6)/(R5?R6)??1.00; and ?7.00?f2/f??3.50, where f denotes a focal length of the camera optical lens; f2 denotes a focal length of the second lens; R5 denotes a curvature radius of an object side surface of the third lens; and R6 denotes a curvature radius of an image side surface of the third lens.Type: ApplicationFiled: December 5, 2019Publication date: July 2, 2020Inventors: Chenxiyang Chen, Wen Sun