Patents by Inventor Yuan-Hung Su
Yuan-Hung Su 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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Publication number: 20240085667Abstract: A photolithography projection lens, having a plurality of lens elements and a light diaphragm arranged among them, arranged along an optical axis, and comprising an object side and an image side respectively arranged at the front and rear ends of the plurality of lens elements; wherein: the diopters of the two lenses respectively near the object side and the image side must be positive; each of the lens elements is a single lens without cement; the angle between the chief rays at different image height positions and the optical axis is <1 degree, and the angle between the chief rays at different object height positions and the optical axis is <1 degree; and under the projection of 350˜450 nm wavelength light, it provide the imaging effect of precise magnification.Type: ApplicationFiled: September 14, 2022Publication date: March 14, 2024Inventors: SHENG CHE WU, YU HUNG CHOU, YI HUA LIN, YUAN HUNG SU
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Patent number: 11307390Abstract: An optical lens includes a first lens, a second lens, a third lens, a fourth lens and a fifth lens arranged in order from a magnified side to a minified side. A sum of refractive powers of the first lens and the second lens is negative, and a sum of refractive powers of the third lens, the fourth lens and the fifth lens is positive. The first lens is a glass lens with a negative refractive power, the second lens is a plastic lens, and the third lens, the fourth lens and the fifth lens are composed of one glass lens with an Abbe number of larger than 60 and two plastic lenses.Type: GrantFiled: December 20, 2018Date of Patent: April 19, 2022Assignee: RAYS OPTICS INC.Inventors: Sheng-Tang Lai, Kuo-Chuan Wang, Yuan-Hung Su
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Patent number: 11029487Abstract: An optical lens includes a first lens group with a positive refractive power, a second lens group with a positive refractive power and an aperture stop. The first lens group and the second lens group are arranged in order from a first side to a second side, and the aperture stop is disposed between the first lens group and the second lens group. A total number of lenses with refractive powers in the optical lens is less than four, and the optical lens includes at least two lenses having an index of refraction of greater than 1.7.Type: GrantFiled: July 6, 2018Date of Patent: June 8, 2021Assignee: RAYS OPTICS INC.Inventors: Sheng-Tang Lai, Hung-You Cheng, Kuo-Chuan Wang, Yuan-Hung Su
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Patent number: 10684453Abstract: An optical lens includes five aspheric lenses and an aperture stop. The five aspheric lenses are, arranged in order from a first side to a second side, a first lens, a second lens, a third lens, a fourth lens and a fifth lens, and the aperture stop is disposed between the first lens and the second lens. An image height at the image plane is denoted as H, the image height is equally divided into ten sections to from ten height positions 0.1H, 0.2H, 0.3H, 0.4H, 0.5H, 0.6H, 0.7H, 0.8H, 0.9H and 1H. Chief rays traveling through the optical lens and to the ten height positions respectively form ten angles with respect to a normal of an image plane, and each of the ten angles is smaller than 10 degrees.Type: GrantFiled: December 19, 2017Date of Patent: June 16, 2020Assignee: YOUNG OPTICS INC.Inventors: Sheng-Tang Lai, Kuo-Chuan Wang, Yuan-Hung Su
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Patent number: 10670846Abstract: An optical lens includes a first lens group with negative refractive power, a second lens group with positive refractive power, and an aperture stop disposed between the first lens group and the second lens group. A total number of lenses in the first lens group is less than three, and a total number of lenses in the second lens group is less than five. The second lens group includes a first lens, a second lens and a third lens arranged in order in a direction away from the aperture stop. Each of the first lens and the second lens is an aspheric lens, and one of the first lens and the second lens has a diffractive optical surface.Type: GrantFiled: August 7, 2017Date of Patent: June 2, 2020Assignee: YOUNG OPTICS INC.Inventors: Yuan-Hung Su, Sheng-Tang Lai, Kuo-Chuan Wang, Norihisa Sakagami
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Patent number: 10598907Abstract: An optical lens includes a first lens group having negative refractive power, a second lens group having positive refractive power, and an aperture stop disposed between the first lens group and the second lens group. A total number of lenses of the two lens groups is less than 9. The first lens group has at least three lenses with refractive power and at least one aspheric lens. The second lens group has at least three lenses with refractive power and at least one aspheric lens. The first lens group includes a lens having positive refractive power and an Abbe number of smaller than 20.Type: GrantFiled: June 20, 2017Date of Patent: March 24, 2020Assignee: RAYS OPTICS INC.Inventors: Bing-Ju Chiang, Yuan-Hung Su, Kuo-Chuan Wang
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Publication number: 20190302403Abstract: An optical lens includes a first lens group with a positive refractive power, a second lens group with a positive refractive power and an aperture stop. The first lens group and the second lens group are arranged in order from a first side to a second side, and the aperture stop is disposed between the first lens group and the second lens group. A total number of lenses with refractive powers in the optical lens is less than four, and the optical lens includes at least two lenses having an index of refraction of greater than 1.7.Type: ApplicationFiled: July 6, 2018Publication date: October 3, 2019Inventors: Sheng-Tang LAI, Hung-You CHENG, Kuo-Chuan WANG, Yuan-Hung SU
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Publication number: 20190204542Abstract: An optical lens includes a first lens, a second lens, a third lens, a fourth lens and a fifth lens arranged in order from a magnified side to a minified side. A sum of refractive powers of the first lens and the second lens is negative, and a sum of refractive powers of the third lens, the fourth lens and the fifth lens is positive. The first lens is a glass lens with a negative refractive power, the second lens is a plastic lens, and the third lens, the fourth lens and the fifth lens are composed of one glass lens with an Abbe number of larger than 60 and two plastic lenses.Type: ApplicationFiled: December 20, 2018Publication date: July 4, 2019Inventors: SHENG-TANG LAI, KUO-CHUAN WANG, Yuan-Hung SU
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Patent number: 10324279Abstract: On embodiment of the invention discloses an optical lens including five lens group and an aperture stop. Each lens group includes at least one lens with refractive power, and the aperture stop is fixed in a position between a second lens group and a third lens group. Further, a distance between a first lens group and a fifth lens group remains fixed during zooming or focusing, and respective distances of the second lens group and a fourth lens group relative to the fifth lens group vary during zooming or focusing.Type: GrantFiled: June 7, 2017Date of Patent: June 18, 2019Assignee: YOUNG OPTICS INC.Inventors: Yuan-Hung Su, Bing-Ju Chiang, Kuo-Chuan Wang
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Publication number: 20190079275Abstract: An optical lens includes five aspheric lenses and an aperture stop. The five aspheric lenses are, arranged in order from a first side to a second side, a first lens, a second lens, a third lens, a fourth lens and a fifth lens, and the aperture stop is disposed between the first lens and the second lens. An image height at the image plane is denoted as H, the image height is equally divided into ten sections to from ten height positions 0.1H, 0.2H, 0.3H, 0.4H, 0.5H, 0.6H, 0.7H, 0.8H, 0.9H and 1H. Chief rays traveling through the optical lens and to the ten height positions respectively form ten angles with respect to a normal of an image plane, and each of the ten angles is smaller than 10 degrees.Type: ApplicationFiled: December 19, 2017Publication date: March 14, 2019Inventors: Sheng-Tang LAI, Kuo-Chuan WANG, Yuan-Hung SU
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Publication number: 20180164555Abstract: An optical lens includes a first lens group with negative refractive power, a second lens group with positive refractive power, and an aperture stop disposed between the first lens group and the second lens group. A total number of lenses in the first lens group is less than three, and a total number of lenses in the second lens group is less than five. The second lens group includes a first lens, a second lens and a third lens arranged in order in a direction away from the aperture stop. Each of the first lens and the second lens is an aspheric lens, and one of the first lens and the second lens has a diffractive optical surface.Type: ApplicationFiled: August 7, 2017Publication date: June 14, 2018Inventors: Yuan-Hung SU, Sheng-Tang LAI, Kuo-Chuan WANG, Norihisa SAKAGAMI
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Publication number: 20180120544Abstract: An optical lens includes a first lens group having negative refractive power, a second lens group having positive refractive power, and an aperture stop disposed between the first lens group and the second lens group. A total number of lenses of the two lens groups is less than 9. The first lens group has at least three lenses with refractive power and at least one aspheric lens. The second lens group has at least three lenses with refractive power and at least one aspheric lens. The first lens group includes a lens having positive refractive power and an Abbe number of smaller 20.Type: ApplicationFiled: June 20, 2017Publication date: May 3, 2018Inventors: Bing-Ju CHIANG, Yuan-Hung SU, Kuo-Chuan WANG
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Publication number: 20170357082Abstract: On embodiment of the invention discloses an optical lens including five lens group and an aperture stop. Each lens group includes at least one lens with refractive power, and the aperture stop is fixed in a position between a second lens group and a third lens group. Further, a distance between a first lens group and a fifth lens group remains fixed during zooming or focusing, and respective distances of the second lens group and a fourth lens group relative to the fifth lens group vary during zooming or focusing.Type: ApplicationFiled: June 7, 2017Publication date: December 14, 2017Inventors: YUAN-HUNG SU, BING-JU CHIANG, KUO-CHUAN WANG
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Patent number: 9829687Abstract: A zoom lens is provided. The zoom lens includes a first lens group, a second lens group, a third lens group and an aperture stop. The second lens group is disposed between the first lens group and the third lens group. The aperture stop is disposed between the first lens group and the second lens group. When the zoom lens zooms, the aperture stop is fixed without moving and the first lens group correspondingly moves.Type: GrantFiled: April 29, 2015Date of Patent: November 28, 2017Assignee: YOUNG OPTICS INC.Inventors: Yuan-Hung Su, Kai-Yun Chen
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Patent number: 9703083Abstract: A zoom lens system includes a first lens group of negative refractive power and a second lens group of positive refractive power. The first lens group includes a first lens of negative refractive power, and the second lens group is disposed between the first lens group and a reduced side and includes in order from a magnified side to the reduced side a second lens of positive refractive power, a third lens of positive refractive power, a fourth lens of negative refractive power, and a fifth lens of positive refractive power. At least one of the first lens to the fifth lens is an aspherical lens having at least one aspherical surface.Type: GrantFiled: October 12, 2015Date of Patent: July 11, 2017Assignee: Young Optics Inc.Inventors: Hung-You Cheng, Yu-Hung Chou, Yuan-Hung Su, Wei-Hao Huang
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Patent number: 9645365Abstract: An optical lens includes a first lens group and a second lens group. The first lens group is disposed between a magnified side and a minified side and has a negative refractive power. The second lens group is disposed between the first lens group and the minified side and has a positive refractive power. The optical lens is capable of forming an image at the magnified side. F/H>0.52, where F is an effective focal length, and H is an image height. A viewing angle is greater than 116.7 degrees.Type: GrantFiled: November 14, 2014Date of Patent: May 9, 2017Assignee: Young Optics Inc.Inventors: Yu-Hung Chou, Ying-Hsiu Lin, Yuan-Hung Su, Shiu-Sheng Li
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Publication number: 20170102529Abstract: A zoom lens system includes a first lens group of negative refractive power and a second lens group of positive refractive power. The first lens group includes a first lens of negative refractive power, and the second lens group is disposed between the first lens group and a reduced side and includes in order from a magnified side to the reduced side a second lens of positive refractive power, a third lens of positive refractive power, a fourth lens of negative refractive power, and a fifth lens of positive refractive power. At least one of the first lens to the fifth lens is an aspherical lens having at least one aspherical surface.Type: ApplicationFiled: October 12, 2015Publication date: April 13, 2017Inventors: HUNG-YOU CHENG, YU-HUNG CHOU, YUAN-HUNG SU, WEI-HAO HUANG
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Publication number: 20160097919Abstract: A zoom lens is provided. The zoom lens includes a first lens group, a second lens group, a third lens group and an aperture stop. The second lens group is disposed between the first lens group and the third lens group. The aperture stop is disposed between the first lens group and the second lens group. When the zoom lens zooms, the aperture stop is fixed without moving and the first lens group correspondingly moves.Type: ApplicationFiled: April 29, 2015Publication date: April 7, 2016Inventors: YUAN-HUNG SU, KAI-YUN CHEN
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Publication number: 20150070786Abstract: An optical lens includes a first lens group and a second lens group. The first lens group is disposed between a magnified side and a minified side and has a negative refractive power. The second lens group is disposed between the first lens group and the minified side and has a positive refractive power. The optical lens is capable of forming an image at the magnified side. F/H>0.52, where F is an effective focal length, and H is an image height. A viewing angle is greater than 116.7 degrees.Type: ApplicationFiled: November 14, 2014Publication date: March 12, 2015Applicant: YOUNG OPTICS INC.Inventors: Yu-Hung Chou, Ying-Hsiu Lin, Yuan-Hung Su, Shiu-Sheng Li
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Patent number: 8908292Abstract: A fixed focal length lens includes a first lens group and a second lens group. The first lens group is disposed between a magnified side and a minified side and has a negative refractive power. The second lens group is disposed between the first lens group and the minified side and has a positive refractive power. The fixed focal length lens satisfies F/H>0.52, where F is an effective focal length of the fixed focal length, and H is an image height.Type: GrantFiled: January 17, 2013Date of Patent: December 9, 2014Assignee: Young Optics Inc.Inventors: Yu-Hung Chou, Ying-Hsiu Lin, Yuan-Hung Su, Shiu-Sheng Li