Patents Assigned to Ether Precision, Inc.
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Patent number: 9019629Abstract: An optical module having an object side and an image side; the module comprising, from the object side to the image side: a first positive meniscus lens having a convergence C1, made of a material having a refractive index Nd1 and an Abbe number Vd1, a second negative meniscus lens having a convergence C2 made of a material having a refractive index Nd2 and an Abbe number Vd2, a third positive meniscus lens having a convergence C3, made of a material having a refractive index Nd3 and an Abbe number Vd3, a fourth negative lens having a convergence C4, made of a material having a refractive index Nd4 and an Abbe number Vd4, wherein: 1.1<C1/C<1.35 II C1/C2 II>2 0.5<C1/C3<1.1 C1/Vd1<<5.2 II C2/Vd2 II<7 IIå(Ci/Vdi)II<4 with i=1 to 4.Type: GrantFiled: February 21, 2014Date of Patent: April 28, 2015Assignee: Ether Precision Inc.Inventors: Jianhua Wang, Xiaoxiong Qiu, Jean-Pierre Lusinchi, Wanghu Wu
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Publication number: 20140232925Abstract: An optical module having an object side and an image side; the module comprising, from the object side to the image side: a first positive meniscus lens having a convergence C1, made of a material having a refractive index Nd1 and an Abbe number Vd1, a second negative meniscus lens having a convergence C2 made of a material having a refractive index Nd2 and an Abbe number Vd2, a third positive meniscus lens having a convergence C3, made of a material having a refractive index Nd3 and an Abbe number Vd3, a fourth negative lens having a convergence C4, made of a material having a refractive index Nd4 and an Abbe number Vd4, wherein: 1.1<C1/C<1.35 II C1/C2 II>2 0.5<C1/C3<1.1 C1/Vd1<<5.2 II C2/Vd2 II<7 IIå(Ci/Vdi)II<4 with i=1 to 4.Type: ApplicationFiled: February 21, 2014Publication date: August 21, 2014Applicant: ETHER PRECISION, INC.Inventors: Jianhua WANG, Xiaoxiong QIU, Jean-Pierre LUSINCHI, Wanghu WU
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Patent number: 8773652Abstract: The invention comprises a process for pre-aligning a lens with an optical system, the process comprising: providing a lens and an optical system having an optical axis, wherein the lens is apt to be aligned with the optical system to form on an image plane an image of a source object, the image having top, bottom, left and right edges; coarsely positioning the lens with respect to the optical system; and in a plane normal to the optical axis of the optical system, correcting the position of the lens until the values of four Combination Modulation Transfer Functions (C-MTF) are in predetermined ranges, the C-MTF being calculated at four coarse measurement locations situated close to the edges of the image along two coarse positioning axes crossing the center of the image, each for a combination pattern comprising a combination of a Sagittal pattern and a Tangential pattern.Type: GrantFiled: August 11, 2009Date of Patent: July 8, 2014Assignee: Ether Precision, Inc.Inventors: Cyril Miahczylowicz-Wolski, Jean-Pierre Lusinchi
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Publication number: 20120248637Abstract: The present technology relates generally to the manufacturing of optical lenses used in the fabrication of optical modules, such as for miniature camera, as the camera used in mobile phones. More particularly, the present technology relates to devices and methods for manufacturing arrays of lenses.Type: ApplicationFiled: April 3, 2011Publication date: October 4, 2012Applicant: ETHER PRECISION ,INC.Inventors: Chao-Chi Chang, Jean Pierre Lusinchi
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Patent number: 8203791Abstract: A lens module array comprising a spacer plate comprising (i) first and second surfaces, and (ii) an array of lens barrels, each lens barrel comprising (1) a lens opening extending inward from the first surface of the spacer plate, and (2) a sensor cavity extending inward from the second surface of the spacer plate to meet the lens opening; and (b) at least one lens positioned over each lens opening of a lens barrel, the outer circumference of the lens being attached to the spacer plate.Type: GrantFiled: October 6, 2010Date of Patent: June 19, 2012Assignee: Ether Precision, Inc.Inventors: Jean-Pierre Lusinchi, Xiao-Yun Kui
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Publication number: 20120113413Abstract: The invention comprises a process for pre-aligning a lens with an optical system, the process comprising: providing a lens and an optical system having an optical axis, wherein the lens is apt to be aligned with the optical system to form on an image plane an image of a source object, the image having top, bottom, left and right edges; coarsely positioning the lens with respect to the optical system; and in a plane normal to the optical axis of the optical system, correcting the position of the lens until the values of four Combination Modulation Transfer Functions (C-MTF) are in predetermined ranges, the C-MTF being calculated at four coarse measurement locations situated close to the edges of the image along two coarse positioning axes crossing the center of the image, each for a combination pattern comprising a combination of a Sagittal pattern and a Tangential pattern.Type: ApplicationFiled: August 11, 2009Publication date: May 10, 2012Applicant: ETHER PRECISION, INCInventors: Cyril Miahczylowicz-Wolski, Jean-Pierre Lusinchi
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Patent number: 8134118Abstract: Methods of forming a lens array block comprising a plurality of lens barrels are provided, including depositing lens barrel material by electrolysis and etching lens barrels from a block of material. Also provided are means of assembling image capturing units or arrays of image capturing units.Type: GrantFiled: August 26, 2011Date of Patent: March 13, 2012Assignee: Ether Precision, Inc.Inventors: Chao-Chi Chang, Yung-I Chen, Jean-Pierre Lusinchi, Raymond Chih-Chung Hsiao
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Patent number: 8090250Abstract: An imaging device comprises a lens barrel having a lens opening, and a lens positioned in the lens opening of the lens barrel, the lens having an optical center, a focal length F, an aperture diameter D, and an aperture number FN=F/D. An image sensor comprises an array of light sensing pixels that each have a dimension P, the sensor spaced apart a distance S from the optical center of the lens such that a focus offset gap X=F?S. The pixel dimension P and aperture number FN are selected such that 2·P·FN?X.Type: GrantFiled: June 23, 2009Date of Patent: January 3, 2012Assignee: Ether Precision, Inc.Inventor: Jean-Pierre Lusinchi
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Patent number: 8013289Abstract: A lens array block comprises a plurality of lens barrels joined to one another form a three-dimensional unitary structure. Each lens barrel comprises a stepped cylindrical chamber having a through hole with an internal profile having first and second steps that are spaced apart through the height of the through hole, the second step being radially inward of the first step. An image capturing unit comprising the lens block array, and methods of fabrication and assembly are also described.Type: GrantFiled: October 26, 2007Date of Patent: September 6, 2011Assignee: Ether Precision, Inc.Inventors: Chao-Chi Chang, Yung-I Chen, Jean-Pierre Lusinchi, Raymond Chih-Chung Hsiao
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Publication number: 20110019282Abstract: A lens module array comprising a spacer plate comprising (i) first and second surfaces, and (ii) an array of lens barrels, each lens barrel comprising (1) a lens opening extending inward from the first surface of the spacer plate, and (2) a sensor cavity extending inward from the second surface of the spacer plate to meet the lens opening; and (b) at least one lens positioned over each lens opening of a lens barrel, the outer circumference of the lens being attached to the spacer plate.Type: ApplicationFiled: October 6, 2010Publication date: January 27, 2011Applicant: ETHER PRECISION, INC.Inventors: Jean-Pierre LUSINCHI, Xiao-Yun KUI
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Patent number: 7813043Abstract: A lens assembly comprises a spacer plate having first and second surfaces, and an array of lens barrels that each comprise a lens opening extending inward from the first surface of the spacer plate and a sensor cavity extending inward from the second surface of the spacer plate. An alignment tool comprising an array of alignment holes or prongs is used to align the lens to the orifices of the lens openings.Type: GrantFiled: August 15, 2008Date of Patent: October 12, 2010Assignee: Ether Precision, Inc.Inventors: Jean-Pierre Lusinchi, Xiao-Yun Kui
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Patent number: 7545588Abstract: A focusing-free microlens assembly includes a holder and a plurality of optical lenses mounted on the holder. Each of the holder and the optical lenses has a tolerance, and a combinative tolerance of the tolerances of the holder and the optical lenses is less than a depth of focus.Type: GrantFiled: December 18, 2006Date of Patent: June 9, 2009Assignee: Ether Precision, Inc.Inventor: Ting-Kuo Hua
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Patent number: 7411749Abstract: A dustproof lens assembly includes a holder and a barrel. The holder has an inner space, in which an image sensor is received. The holder and the barrel have connecting portions for engagement and a block portion is provided between the inner space and the connecting portions to block dust between the first connecting portion and the second connecting portion out of the inner space of the holder and give the image sensor a clean environment.Type: GrantFiled: February 8, 2007Date of Patent: August 12, 2008Assignee: Ether Precision, Inc.Inventor: ChunXi Liu