Patents by Inventor Wanxia Li
Wanxia Li 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: 11966025Abstract: Disclosed is a camera optical lens, including nine lenses, and the nine lenses from an object side to an image side are: a first lens with a negative refractive power, a second lens with a positive refractive power, a third lens with a negative refractive power, a fourth lens with a positive refractive power, a fifth lens with a positive refractive power, a sixth lens with a positive refractive power, a seventh lens with a negative refractive power, an eighth lens with a positive refractive power and an ninth lens with a negative refractive power. The camera optical lens satisfies: ?5.00?f1/f??2.00; 2.50?d13/d14?10.00. The camera optical lens has good optical performance, and meets the design requirements of a large aperture, wide-angle and ultra-thin.Type: GrantFiled: December 30, 2020Date of Patent: April 23, 2024Assignee: Raytech Optical (Changzhou) Co., LtdInventor: Wanxia Li
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Patent number: 11892599Abstract: A camera optical lens is provided. The camera optical lens includes, from an object side to an image side, a first lens, a second lens having a negative refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, and a ninth lens. The camera optical lens satisfies following conditions: 0.70?f1/f?1.90; and 2.00?d5/d6?9.00, where f denotes a focal length of the camera optical lens, f1 denotes a focal length of the first lens, d5 denotes an on-axis thickness 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 according to the present disclosure meets design requirements for large aperture, wide angle and ultra-thinness while achieving good optical performance.Type: GrantFiled: December 25, 2020Date of Patent: February 6, 2024Assignee: Changzhou Raytech Optronics Co., Ltd.Inventor: Wanxia Li
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Patent number: 11803036Abstract: A camera optical lens includes first to sixth lenses from object side to image side, with first, third and sixth lenses having negative refractive power and second and fourth lenses having positive refractive power, and satisfies: ?3.00?f1/f??1.50; 1.50?d4/d6?4.00; and R7/R8??8.00, where f and f1 denotes respectively focal lengths of the camera optical lens and the first 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, 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 the object side surface of the fourth lens, thereby meeting requirements of a large aperture, a wide angle, and ultra-thinness while having good optical performance.Type: GrantFiled: December 23, 2020Date of Patent: October 31, 2023Assignee: AAC Optics (Changzhou) Co., Ltd.Inventor: Wanxia Li
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Patent number: 11782236Abstract: Provided is a camera optical lens, which includes a first lens having a negative refractive power, a second lens having a positive 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 optical lens satisfies ?10.00?f1/f??4.00, 0.40?f5/f?0.70, and 8.00?d5/d6?15.00, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; f5 denotes a focal length of the fifth lens; d5 denotes an on-axis thickness 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 has good optical performance and satisfies design requirements for ultra-thin, wide-angle lenses having large apertures.Type: GrantFiled: December 23, 2020Date of Patent: October 10, 2023Assignee: AAC Optics (Changzhou) Co., Ltd.Inventors: Wanxia Li, Li Liu
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Patent number: 11714262Abstract: A camera optical lens includes first to fifth lenses from an object side to an image side, which are first and fourth lenses having positive refractive power, and second, third and fifth lenses having negative refractive power. The camera optical lens satisfies 0.90?f1/f?1.30; ?5.00?f3/f??2.50; 10.00?d1/d2?25.00; and 0?(R7+R8)/(R7?R8)?0.90, where f, f1 and f3 respectively denote focal lengths of the camera optical lens, the first lens, and 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, d1 denotes an on-axis thickness of the first lens, and d2 denotes an on-axis distance from an image side surface of the first lens to an object side surface of the second lens. The camera optical lens has good optical performance and satisfies design requirements of a large angle, a wide angle and ultra-thinness.Type: GrantFiled: December 28, 2020Date of Patent: August 1, 2023Assignee: AAC Optics (Changzhou) Co., Ltd.Inventors: Dong Yu, Wanxia Li, Yanan Wang
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Patent number: 11693219Abstract: The present disclosure relates to optical lens, and provides a camera optical lens including eight lenses, 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 negative refractive power, a fourth lens having a positive refractive power, a fifth lens having a positive refractive power, a sixth lens having a negative refractive power, a seventh lens having a positive refractive power, and an eighth lens having a negative refractive power; wherein the camera optical lens satisfies the following conditions: 0.95?f/TTL; ?4.50?f2/f??1.90; and 0.30?(R13+R14)/(R13?R14)?1.00. The camera optical lens can achieve good optical performance while meeting design requirements for both a long focal length and ultra-thinness.Type: GrantFiled: December 30, 2020Date of Patent: July 4, 2023Assignee: Changzhou Raytech Optronics Co., Ltd.Inventor: Wanxia Li
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Patent number: 11480772Abstract: The present disclosure provides a camera optical lens satisfying following conditions: ?0.35?f1/f2??0.25; 1.20?(f1+f4)/f?1.30; 0.18?d1/f?0.22; 2.80?R3/f?3.50; and ?0.28?(R9+R10)/(R9?R10)??0.24, where f denotes a focal length of the camera optical lens; f1, f2 and f4 respectively denote a focal length of a first, second and third lenses; d1 denotes an on-axis thickness of the first lens; R3 and R9 respectively denote a curvature radius of an object-side surface of the second and fifth lenses; and R10 denotes a curvature radius of an image-side surface of the fifth lens. The camera optical lens has a good optical performance and further meets the design requirements of wide angle and ultra-thinness.Type: GrantFiled: August 12, 2020Date of Patent: October 25, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Wanxia Li, Hiroyuki Teraoka
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Patent number: 11480759Abstract: Provided is 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; and a fifth lens having a negative refractive power. The camera optical lens satisfies following conditions: 0.75?f1/f?0.86; ?0.30?f1/f2??0.20; 1.30?(f1+f4)/f?1.50; ?22.00?(f2+f3+f5)/f??9.00; and 0.05?d8/f?0.08, where f denotes a focal length of the camera optical lens; f1, f2, f3, f4 and f5 denote focal lengths of the first, second, third, fourth, and fifth lenses, respectively; and d8 denotes an on-axis distance from an image side surface of the fourth lens to an object side surface of the fifth lens. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.Type: GrantFiled: August 12, 2020Date of Patent: October 25, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Wanxia Li, Yutong Guo, Hiroyuki Teraoka
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Patent number: 11467380Abstract: The present invention relates to the technical field of optical lens and discloses a camera optical lens satisfying the following conditions: ?1.00?(f1+f2)/f??0.10, 12.00?d3/d4?20.00, 5.00?R5/d5?11.00, 8.00?d7/d8?14.00; where f1 and f2 respectively denote a focal length of a first and second lenses, d3, d5 and d7 respectively denote an on-axis thickness of the second, third and fourth lenses, d4 denotes an on-axis distance from an image-side surface of the second lens to an object-side surface of the third lens, d8 denotes an on-axis distance from an image-side surface of the fourth lens to an object-side surface of the fifth lens, and R5 denotes a curvature radius of the object-side surface of the third lens. The camera optical lens has good optical functions and satisfies a design requirement of wide angle and ultra-thinness.Type: GrantFiled: August 11, 2020Date of Patent: October 11, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventor: Wanxia Li
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Publication number: 20220113509Abstract: The present disclosure relates to optical lens, and provides a camera optical lens including eight lenses, 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 negative refractive power, a fourth lens having a positive refractive power, a fifth lens having a positive refractive power, a sixth lens having a negative refractive power, a seventh lens having a positive refractive power, and an eighth lens having a negative refractive power; wherein the camera optical lens satisfies the following conditions: 0.95?f/TTL; ?4.50?f2/f??1.90; and 0.30?(R13+R14)/(R13?R14)?1.00. The camera optical lens can achieve good optical performance while meeting design requirements for both a long focal length and ultra-thinness.Type: ApplicationFiled: December 30, 2020Publication date: April 14, 2022Inventor: Wanxia Li
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Publication number: 20220113512Abstract: Disclosed is a camera optical lens, including nine lenses, and the nine lenses from an object side to an image side are: a first lens with a negative refractive power, a second lens with a positive refractive power, a third lens with a negative refractive power, a fourth lens with a positive refractive power, a fifth lens with a positive refractive power, a sixth lens with a positive refractive power, a seventh lens with a negative refractive power, an eighth lens with a positive refractive power and an ninth lens with a negative refractive power. The camera optical lens satisfies: ?5.00?f1/f??2.00; 2.50?d13/d14?10.00. The camera optical lens has good optical performance, and meets the design requirements of a large aperture, wide-angle and ultra-thin.Type: ApplicationFiled: December 30, 2020Publication date: April 14, 2022Inventor: Wanxia Li
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Publication number: 20220107481Abstract: Provided is a camera optical lens, which includes a first lens having a negative refractive power, a second lens having a positive 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 optical lens satisfies ?10.00?f1/f??4.00, 0.40?f5/f?0.70, and 8.00?d5/d6?15.00, where f denotes a focal length of the camera optical lens; f1 denotes a focal length of the first lens; f5 denotes a focal length of the fifth lens; d5 denotes an on-axis thickness 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 has good optical performance and satisfies design requirements for ultra-thin, wide-angle lenses having large apertures.Type: ApplicationFiled: December 23, 2020Publication date: April 7, 2022Inventors: Wanxia Li, Li Liu
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Publication number: 20220075145Abstract: A camera optical lens is provided. The camera optical lens includes, from an object side to an image side, a first lens, a second lens having a negative refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, and a ninth lens. The camera optical lens satisfies following conditions: 0.70?f1/f?1.90; and 2.00?d5/d6?9.00, where f denotes a focal length of the camera optical lens, f1 denotes a focal length of the first lens, d5 denotes an on-axis thickness 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 according to the present disclosure meets design requirements for large aperture, wide angle and ultra-thinness while achieving good optical performance.Type: ApplicationFiled: December 25, 2020Publication date: March 10, 2022Inventor: Wanxia Li
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Publication number: 20220019058Abstract: A camera optical lens includes first to fifth lenses from an object side to an image side, which are first and fourth lenses having positive refractive power, and second, third and fifth lenses having negative refractive power. The camera optical lens satisfies 0.90?f1/f?1.30; ?5.00?f3/f??2.50; 10.00?d1/d2?25.00; and 0?(R7+R8)/(R7?R8)?0.90, where f, f1 and f3 respectively denote focal lengths of the camera optical lens, the first lens, and 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, d1 denotes an on-axis thickness of the first lens, and d2 denotes an on-axis distance from an image side surface of the first lens to an object side surface of the second lens. The camera optical lens has good optical performance and satisfies design requirements of a large angle, a wide angle and ultra-thinness.Type: ApplicationFiled: December 28, 2020Publication date: January 20, 2022Inventors: Dong Yu, Wanxia Li, Yanan Wang
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Publication number: 20220011548Abstract: A camera optical lens includes first to sixth lenses from object side to image side, with first, third and sixth lenses having negative refractive power and second and fourth lenses having positive refractive power, and satisfies: ?3.00?f1/f??1.50; 1.50?d4/d6?4.00; and R7/R8??8.00, where f and f1 denotes respectively focal lengths of the camera optical lens and the first 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, 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 the object side surface of the fourth lens, thereby meeting requirements of a large aperture, a wide angle, and ultra-thinness while having good optical performance.Type: ApplicationFiled: December 23, 2020Publication date: January 13, 2022Inventor: Wanxia Li
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Patent number: 11137578Abstract: 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 made of a plastic material; a second lens made of a plastic material; a third lens made of a plastic material; a fourth lens made of a glass material; a fifth lens made of a plastic material; a sixth lens made of a plastic material; and a seventh lens made of a plastic material. The camera optical lens satisfies following conditions: 1.51?f1/f?2.50; 1.70?n4?2.20; 2.00?f3/f4?2.00; 0.00?(R13+R14)/(R13?R14)?10.00; and 0.01?d7/TTL?0.20. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.Type: GrantFiled: November 6, 2019Date of Patent: October 5, 2021Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Wanxia Li, Lei Zhang, Yanmei Wang, Yang Zhang
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Publication number: 20210055522Abstract: The present disclosure provides a camera optical lens satisfying following conditions: ?0.35?f1/f2??0.25; 1.20?(f1+f4)/f?1.30; 0.18?d1/f?0.22; 2.80?R3/f?3.50; and ?0.28?(R9+R10)/(R9?R10)??0.24, where f denotes a focal length of the camera optical lens; f1, f2 and f4 respectively denote a focal length of a first, second and third lenses; d1 denotes an on-axis thickness of the first lens; R3 and R9 respectively denote a curvature radius of an object-side surface of the second and fifth lenses; and R10 denotes a curvature radius of an image-side surface of the fifth lens. The camera optical lens has a good optical performance and further meets the design requirements of wide angle and ultra-thinness.Type: ApplicationFiled: August 12, 2020Publication date: February 25, 2021Inventors: Wanxia Li, Hiroyuki Teraoka
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Publication number: 20210048641Abstract: Provided is 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; and a fifth lens having a negative refractive power. The camera optical lens satisfies following conditions: 0.75?f1/f?0.86; ?0.30?f1/f2??0.20; 1.30?(f1+f4)/f?1.50; ?22.00?(f2+f3+f5)/f??9.00; and 0.05?d8/f?0.08, where f denotes a focal length of the camera optical lens; f1, f2, f3, f4 and f5 denote focal lengths of the first, second, third, fourth, and fifth lenses, respectively; and d8 denotes an on-axis distance from an image side surface of the fourth lens to an object side surface of the fifth lens. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.Type: ApplicationFiled: August 12, 2020Publication date: February 18, 2021Inventors: Wanxia Li, Yutong Guo, Hiroyuki Teraoka
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Publication number: 20210048639Abstract: The present invention relates to the technical field of optical lens and discloses a camera optical lens satisfying the following conditions: ?1.00?(f1+f2)/f??0.10, 12.00?d3/d4?20.00, 5.00?R5/d5?11.00, 8.00?d7/d8?14.00; where f1 and f2 respectively denote a focal length of a first and second lenses, d3, d5 and d7 respectively denote an on-axis thickness of the second, third and fourth lenses, d4 denotes an on-axis distance from an image-side surface of the second lens to an object-side surface of the third lens, d8 denotes an on-axis distance from an image-side surface of the fourth lens to an object-side surface of the fifth lens, and R5 denotes a curvature radius of the object-side surface of the third lens. The camera optical lens has good optical functions and satisfies a design requirement of wide angle and ultra-thinness.Type: ApplicationFiled: August 11, 2020Publication date: February 18, 2021Inventor: Wanxia Li
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Publication number: 20200209557Abstract: 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 made of a plastic material; a second lens made of a plastic material; a third lens made of a plastic material; a fourth lens made of a glass material; a fifth lens made of a plastic material; a sixth lens made of a plastic material; and a seventh lens made of a plastic material. The camera optical lens satisfies following conditions: 1.51?f1/f?2.50; 1.70?n4?2.20; 2.00?f3/f4?2.00; 0.00?(R13+R14)/(R13?R14)?10.00; and 0.01?d7/TTL?0.20. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.Type: ApplicationFiled: November 6, 2019Publication date: July 2, 2020Inventors: Wanxia Li, Lei Zhang, Yanmei Wang, Yang Zhang