Patents by Inventor Te-Lun Hsu
Te-Lun Hsu 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: 20170123191Abstract: A wide angle lens system, in order from an object side to an image side, the wide angle lens system includes a first lens with negative refraction power, a second lens with positive refraction power, and an image plane. The wide angle lens system is satisfied with the following formulas: (1) 5<TTL/f<7; (2) ?1.9<f1/f<?1.0; (3) 1.0<f2/f<2.0, where TTL is a distance between an object side surface of the first lens and the image plane, f is a focal length of the wide angle lens system, f1 is a focal length of the first lens, f2 is a focal length of the second lens.Type: ApplicationFiled: March 25, 2016Publication date: May 4, 2017Inventors: KUANG-JU WANG, TE-LUN HSU, CHENG-HUNG HSING
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Patent number: 9410672Abstract: A lens includes a light incident surface and a light output surface. The light incident surface includes a first region having points equidistant from the central point of a light emission surface of the light emitting element. The first region satisfies ?a??1??b, wherein ?1 is a first incident angle of any light emitting from the light emitting element. In a second region with 0°<?1??b+20°, the first incident angle of light having a minimum value of ?2/?1 is between ?a and ?b, and ?2/?1>0.9. In a third region with 0°<?1??b+10°, the first incident angle of light having a minimum value of ?3/?1 is between ?a and ?b, and ?3/?1>0.9. ?2 is a second incident angle of the light of ?1 when traveling in the lens, and ?3 is a third incident angle of the light of ?1 when emitting out of the lens.Type: GrantFiled: November 25, 2014Date of Patent: August 9, 2016Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Chao-Yu Chen, Cheng-Hung Hsing, Te-Lun Hsu
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Publication number: 20160061409Abstract: A lens includes a light incident surface and a light output surface. The light incident surface includes a first region having points equidistant from the central point of a light emission surface of the light emitting element. The first region satisfies ?a??1??b, wherein ?1 is a first incident angle of any light emitting from the light emitting element. In a second region with 0°<?1??b+20°, the first incident angle of light having a minimum value of ?2/?1 is between ?a and ?b , and ?2/?1>0.9 . In a third region with 0°<?1??b+10°, the first incident angle of light having a minimum value of ?3/?1 is between ?a and ?b, and ?3/?1>0.9. ?2 is a second incident angle of the light of ?1 when traveling in the lens, and ?3 is a third incident angle of the light of ?1 when emitting out of the lens.Type: ApplicationFiled: November 25, 2014Publication date: March 3, 2016Inventors: CHAO-YU CHEN, CHENG-HUNG HSING, TE-LUN HSU
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Patent number: 8085479Abstract: An optical zoom lens module includes, in this order from the object side to the image side thereof, a first lens group of positive refraction power, a second lens group of negative refraction power, a third lens group of positive refraction power, and a fourth lens group of positive refraction power. The optical zoom lens module satisfies the formula: 12<TTL/FW<16, and 6<F1/F<8, where TTL is the total length of the optical zoom lens module, FW is the smallest effective focal length of the optical zoom lens module, F1 is the effective focal length of the first lens group, and F is the effective focal length of the optical zoom lens module.Type: GrantFiled: July 28, 2009Date of Patent: December 27, 2011Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Te-Lun Hsu, Chun-Hsiang Huang
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Publication number: 20100315722Abstract: An optical zoom lens module includes, in this order from the object side to the image side thereof, a first lens group of positive refraction power, a second lens group of negative refraction power, a third lens group of positive refraction power, and a fourth lens group of positive refraction power. The optical zoom lens module satisfies the formula: 12<TTL/FW<16, and 6<F1/F<8, where TTL is the total length of the optical zoom lens module, FW is the smallest effective focal length of the optical zoom lens module, F1 is the effective focal length of the first lens group, and F is the effective focal length of the optical zoom lens module.Type: ApplicationFiled: July 28, 2009Publication date: December 16, 2010Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Te-Lun Hsu, Chun-Hsiang Huang
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Patent number: 7813050Abstract: A zoom lens includes, in order from an object side to an image side, a first lens group having positive refractive power, a second lens group having negative refractive power, a third lens group having negative refractive power, a fourth lens group having positive refractive power, a fifth lens group having positive refractive power, and a sixth lens group having positive refractive power. The zoom lens satisfies the following conditions: (1) 25<TT/fw<27; (2) 8.5 mm<BFL<12.5 mm; and (3) (V2+V5)?(V1+V6)>60. TT is a distance from the object side of the first lens group to the image side of the sixth lens group, fw is a shortest focal length of the zoom lens, BFL is a distance from the image side of the sixth lens group to the imaging sensor, and V1, V2, V5, V6 are Abbe numbers of the first, second, fifth, and sixth lens group, respectively.Type: GrantFiled: June 26, 2009Date of Patent: October 12, 2010Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Te-Lun Hsu, Chun-Hsiang Huang
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Patent number: 7782551Abstract: A wide-angle image pick-up lens system includes a first lens group with negative refracting power and a second lens group with positive refracting power. The first lens group and the second lens group are aligned in order from an object side to an image side. The first lens group and the second lens group satisfy the following conditions: ?0.15<f10/f12<?0.05, 0.3<f10/f14<0.8, wherein f10 is a focal length system, f12 is an effective focal length of the first lens group, and f14 is an effective focal length of the second lens group. The first lens group includes a third lens with positive refracting power. A refractive index of the third lens is above of 1.85.Type: GrantFiled: May 12, 2008Date of Patent: August 24, 2010Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Te-Lun Hsu, Chun-Hsiang Huang
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Patent number: 7656587Abstract: An exemplary projection lens system includes, in order from the magnification side to the reduction side thereof, a first lens with negative refraction power, a second lens with positive refraction power, a third lens with negative refraction power, and a fourth lens with positive refraction power. The projection lens system satisfies the formulae 3.7<TT/f<4; and BFL/f>1.41; where TT is a total length of the projection lens, f is an effective focal length of the projection lens system and BFL is a back focal length of the projection lens system.Type: GrantFiled: September 18, 2008Date of Patent: February 2, 2010Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Te-Lun Hsu, Chun-Hsiang Huang
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Publication number: 20090316276Abstract: An exemplary projection lens system includes, in order from the magnification side to the reduction side thereof, a first lens with negative refraction power, a second lens with positive refraction power, a third lens with negative refraction power, and a fourth lens with positive refraction power. The projection lens system satisfies the formulae 3.7<TT/f<4; and BFL/f>1.41; where TT is a total length of the projection lens, f is an effective focal length of the projection lens system and BFL is a back focal length of the projection lens system.Type: ApplicationFiled: September 18, 2008Publication date: December 24, 2009Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: TE-LUN HSU, CHUN-HSIANG HUANG
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Patent number: 7636207Abstract: A lens system includes a positive refractive power first lens, a positive refractive power second lens, and a negative refractive power third lens in that order from the object side of the lens system. Wherein the lens system satisfies the following conditions: (1) 0.25<R1F/F<0.5; (2) R2F<R2R<0; and (3) 0<R1F<R1R, wherein, R1R and R1F are radius of curvature of object side surface and image side surface of the first lens respectively, R2R and R2F are radius of curvature of object side surface and image side surface of the second lens respectively, and F is a focal length of the lens system.Type: GrantFiled: November 15, 2007Date of Patent: December 22, 2009Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Te-Lun Hsu
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Publication number: 20090303610Abstract: A zoom lens includes, in this order from the object side to the image side thereof, a first lens group having positive refraction power, a second lens group having negative refraction power, a third lens group having positive refraction power, and a fourth lens group having positive refraction power. The zoom lens satisfying the formulas: 0.15<fw/f1<0.3; ?0.6<f2/f3<?0.4; and 1<f4/fw<3, where fw represents the shortest effective focal length of the zoom lens, f1-f4 respectively represent the effective focal lengths of the first, second, third and fourth lens groups.Type: ApplicationFiled: November 11, 2008Publication date: December 10, 2009Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: TE-LUN HSU, CHUN-HSIANG HUANG
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Patent number: 7580200Abstract: An optical zoom lens includes, in this order from the object side to the image side thereof, a first lens group of negative refraction power, a second lens group of positive refraction power, and a third lens group of positive refraction power. The optical zoom lens satisfies the formulas of: ?0.45 <Fw/f1<?0.3; and 0.4<f2/|f1|<0.8, where Fw is the smallest effective focal length of the optical zoom lens, f1 is the effective focal length of the first lens group, and f2 is the effective focal length of the second lens group.Type: GrantFiled: December 27, 2007Date of Patent: August 25, 2009Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Te-Lun Hsu, Chun-Hsiang Huang
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Publication number: 20090073575Abstract: An optical zoom lens includes, in this order from the object side to the image side thereof, a first lens group of negative refraction power, a second lens group of positive refraction power, and a third lens group of positive refraction power. The optical zoom lens satisfies the formulas of: ?0.45<Fw/f1<?0.3; and 0.4<f2/|f1|<0.8, where Fw is the smallest effective focal length of the optical zoom lens, f1 is the effective focal length of the first lens group, and f2 is the effective focal length of the second lens group.Type: ApplicationFiled: December 27, 2007Publication date: March 19, 2009Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: TE-LUN HSU, CHUN-HSIANG HUANG
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Publication number: 20090046378Abstract: A lens system includes a positive refractive power first lens, a positive refractive power second lens, and a negative refractive power third lens in that order from the object side of the lens system. Wherein the lens system satisfies the following conditions: (1) 0.25<R1F/F<0.5; (2) R2F<R2R<0; and (3) 0<R1F<R1R, wherein, R1R is the radius of curvature of a surface of the first lens facing the image side of the lens system, R1F is the radius of curvature of the surface of the first lens facing the object side of the lens system, R2R is the radius of curvature of a surface of the second lens facing the image side of the lens system, R2F is the radius of curvature of the surface of the second lens facing the object side of the lens system, and F is a focal length of the lens system.Type: ApplicationFiled: November 15, 2007Publication date: February 19, 2009Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: TE-LUN HSU
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Publication number: 20090034101Abstract: A wide-angle image pick-up lens system includes a first lens group with negative refracting power and a second lens group with positive refracting power. The first lens group and the second lens group are aligned in order from an object side to an image side. The first lens group and the second lens group satisfy the following conditions: ?0.15<f10/f12<?0.05, 0.3<f10/f14<0.8, wherein f10 is a focal length system, f12 is an effective focal length of the first lens group, and f14 is an effective focal length of the second lens group. The first lens group includes a third lens with positive refracting power. A refractive index of the third lens is above of 1.85.Type: ApplicationFiled: May 12, 2008Publication date: February 5, 2009Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Te-Lun Hsu, Chun-Hsiang Huang