Patents Examined by Gary O'Neill
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Patent number: 9664889Abstract: The present invention is a retractable magnifying glass having a magnifying glass with an aperture on one end, housing, spring positioned parallel to the magnifying glass within the housing and retractable cord. The housing has front and back sides and a first and second compartment. The back side has a strap connector for affixing to a strap. The first and second compartments are adjacent and parallel to each other and connected via a cord aperture. The second compartment has an open side to allow ingress and egress of the magnifying glass and a portion of the magnifying glass extends beyond this open side for easy access. The retractable cord is affixed within the first compartment with one end connected to the spring and the other extending through the cord aperture and connected to the aperture of the magnifying glass.Type: GrantFiled: March 14, 2014Date of Patent: May 30, 2017Inventor: Grazyna Krajewska
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Patent number: 9664817Abstract: A contact lens or visual prosthesis that includes at least one array or distribution of optical elements on a flexible substrate, the optical elements in the array or distribution being separated by or having a periodicity of less than 1 micron and each element having a dimension of 1 micron or less.Type: GrantFiled: September 6, 2012Date of Patent: May 30, 2017Assignee: UNIVERSITY COURT OF THE UNIVERSITY OF ST ANDREWSInventor: Andrea Di Falco
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Patent number: 9645382Abstract: An objective lens for an endoscope focuses from a farthest point object to a nearest point object by moving, along optical axis Z, at least one lens group excluding a most object-side lens group. The objective lens satisfies the formulae: 1.2?ft/fw, and 0.0<(fm?fw)/(ft?fw)?0.5, where ft is a focal length of an entire system when the objective lens has been focused on the nearest point object, fw is a focal length of the entire system when the objective lens has been focused on the farthest point object, and fm is a focal length of the entire system when the objective lens has been focused on the middle point object.Type: GrantFiled: July 3, 2014Date of Patent: May 9, 2017Assignee: FUJIFILM CorporationInventor: Chikara Yamamoto
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Patent number: 9638895Abstract: An imaging lens includes first to sixth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant optical parameters, a short system length of the imaging lens may be achieved while maintaining good optical performance.Type: GrantFiled: September 26, 2014Date of Patent: May 2, 2017Assignee: Genius Electronic Optical Co., Ltd.Inventors: Shih-Han Chen, Chia-Cheng Lin, Yita Chiang
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Patent number: 9638894Abstract: A photographing optical lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element with negative refractive power has a concave image-side surface. The third lens element with positive refractive power has a convex object-side surface and a convex image-side surface. The fourth lens element with refractive power has a convex object-side surface and a concave image-side surface, wherein the surfaces thereof are aspheric. The fifth lens element with refractive power has a convex object-side surface, and an image-side surface being concave in a paraxial region thereof and having at least one convex shape in an off-axial region thereof, wherein the surfaced thereof are aspheric.Type: GrantFiled: September 19, 2014Date of Patent: May 2, 2017Assignee: LARGAN PRECISION CO., LTD.Inventors: Dung-Yi Hsieh, Wei-Yu Chen
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Patent number: 9632287Abstract: A lens module may include a first lens having positive refractive power; a second lens having positive refractive power; a third lens having negative refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having negative refractive power; and a seventh lens having refractive power and one or more inflection points formed in locations thereof not crossing an optical axis, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens and the seventh lens are disposed in a sequential order from the first lens to the seventh lens.Type: GrantFiled: July 10, 2014Date of Patent: April 25, 2017Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Patent number: 9629539Abstract: An eyeglasses-wearing simulation method comprising: a step of creating a pair of left and right original images for enabling a patient to perform stereoscopic viewing by utilizing binocular parallax, based on virtual scene data constituted by virtual objects placed in visual field spaces of the left and right eyes; a step of calculating distortion and blur of a right eye eyeglass lens and adding the distortion and blur to the right eye original image, and calculating distortion and blur of a left eye eyeglass lens and adding the distortion and blur to the left eye original image; and a step of stereoscopically displaying the processed images viewed through the pair of left and right eyeglass lenses on a screen, wherein a value of the blur is calculated by setting a same amount of accommodation to the left and right eyes in regard to all of object points.Type: GrantFiled: February 21, 2014Date of Patent: April 25, 2017Assignee: HOYA CORPORATIONInventor: Hua Qi
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Patent number: 9625687Abstract: The 1st positive lens unit is located closer to the object side at the telephoto end than at the wide angle end. The distance between the 1st negative lens unit and the 1st positive lens unit is larger at the telephoto end than at the wide angle end. The distance between the image side lens unit group and the 1st negative lens unit varies during zooming from the wide angle end to the telephoto end. The image side lens unit group comprises a 2nd positive lens unit and a 3rd positive lens unit. The distance between the 2nd positive lens unit and the 1st negative lens unit is smaller at the telephoto end than at the wide angle end. The distance between the 3rd positive lens unit and the 2nd positive lens unit varies during zooming from the wide angle end to the telephoto end.Type: GrantFiled: August 31, 2015Date of Patent: April 18, 2017Assignee: Olympus CorporationInventors: Toshio Takahashi, Hiroshi Kodama
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Patent number: 9625728Abstract: A method of spatially splitting a primary radiation beam (1) with a first radiation component (2) including an optical wavelength and a second radiation component (3) having a wavelength shorter than the first radiation component wavelength, said second radiation component (3) having a second or higher harmonic wavelength relative to the optical wavelength, comprises directing the primary radiation beam (1) onto a deflection mirror (10) having a reflective mirror surface (12) and carrying a refractive plate element (20), reflecting the first radiation component (2) at the reflective mirror surface (12) and reflecting the second radiation component (3) at an exposed plate surface (22) of the refractive plate element (20), wherein the reflected radiation components (4, 5) travel along different beam paths.Type: GrantFiled: January 25, 2012Date of Patent: April 18, 2017Assignee: Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.Inventors: Ioachim Pupeza, Ferenc Krausz
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Patent number: 9618750Abstract: A head-mounted or helmet-mounted display apparatus is provided. The apparatus includes an optical element which in use is disposed in front of the eyes of a user. The optical element comprises a waveguide portion. The apparatus further includes a first light source and a second light source of image-bearing light. The apparatus further includes first diffraction element for propagation of image-bearing light of the first light source through the optical element. The apparatus further includes a second diffraction element for propagation of image-bearing light of the second light source through the optical element. The first light source and the second light source is disposed such that relative angular movement of the first light source and the second light source about an axis of symmetry of the optical element adjusts the inter-pupillary spacing of a first visible image and a second visible image presented to a respective eye of a user.Type: GrantFiled: August 25, 2014Date of Patent: April 11, 2017Assignee: BAE SYSTEMS PLCInventors: Michael David Simmonds, Mohmed Salim Valera
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Patent number: 9618751Abstract: A head-mounted or helmet-mounted display apparatus is provided. The apparatus includes an optical element which in use is disposed in front of the eyes of a user. The optical element has a waveguide portion. The apparatus further includes a light source of image-bearing light and two diffraction elements. Each diffraction element is configured for propagation of image-bearing light of the light source through the optical element. Each diffraction element is arranged to release the image bearing light from the optical element. The apparatus further includes a switching element for switching the image-bearing light repeatedly between the first diffraction element and the second diffraction element to provide a first visible image or a second visible image to the respective eye of a user.Type: GrantFiled: August 25, 2014Date of Patent: April 11, 2017Assignee: BAE SYSTEMS PLCInventors: Michael David Simmonds, Mohmed Salim Valera
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Patent number: 9575282Abstract: Provided is an apparatus for fixing a solid immersion lens (SIL) in an optical system. The apparatus includes a first adapter; a second adapter screw-coupled to the inner surface of the first adapter and screw-coupled to the outer surface of a third adapter to pressurize a first O-ring; the third adapter screw-coupled to the inner surfaces of the second adapter and a fourth adapter; the fourth adapter screw-coupled to the outer surface of the third adapter to pressurize a second O-ring; the first and second O-rings elastically fixing an outer surface of a barrel of an infrared ray (IR) objective lens; and an SIL holder mounting the SIL onto the first adapter.Type: GrantFiled: September 13, 2013Date of Patent: February 21, 2017Assignee: KOREA BASIC SCIENCE INSTITUTEInventors: Geon Hee Kim, Ha Yeong Sung, Woo Kang Kim, Kye Sung Lee, Ki Soo Chang, Ki Ju Yee
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Patent number: 9563042Abstract: An optical system consists essentially of, in order from the magnification side, a first lens having a positive refractive power with a convex surface on the magnification side, 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, and a sixth lens having a positive refractive power, wherein the following conditional expressions (1) and (2) are satisfied: 0.17<D2/f<0.80??(1) ?60<?d1??d2<?15??(2) where D2: distance on the optical axis between the first lens and the second lens f: focal length of the entire system ?d1: Abbe number of the first lens with reference to d-line ?d2: Abbe number of the second lens with reference to d-line.Type: GrantFiled: August 25, 2015Date of Patent: February 7, 2017Assignee: FUJIFILM CorporationInventors: Tomoyuki Baba, Michio Cho
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Patent number: 9547178Abstract: An optical image splitter disposed in the path of image-bearing light along an optical axis has a coated dichroic surface disposed at an angle of 15 degrees or less relative to incident light along the optical axis. The coated dichroic surface has a number of layers of material, the of layers including layers having a first refractive index, nL, and layers having a second refractive index, nH, greater than the first refractive index. The coated surface transmits light of at least a first wavelength range to form a first image at an image plane and reflects light of a second wavelength range to form a second image at the image plane.Type: GrantFiled: August 15, 2012Date of Patent: January 17, 2017Assignee: Semrock. Inc.Inventors: Turan Erdogan, Ligang Wang, Prashant Prabhat
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Patent number: 9513469Abstract: A zoom lens comprises a first lens unit G1 having a positive refractive power, a second lens unit G2 having a negative refractive power, and a plurality of lens units G3 and G4. Zooming from a wide angle end to a telephoto end is carried out by changing a distance between the lens units. One of the first lens unit G1 and the second lens unit G2 has, or both the first lens unit G1 and the second lens unit G2 have a specific arrangement.Type: GrantFiled: December 23, 2014Date of Patent: December 6, 2016Assignee: Olympus CorporationInventors: Akinori Nishio, Masahiro Imamura
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Patent number: 9498385Abstract: A conformable covering comprises an outer portion with rigidity to resist movement on the cornea and an inner portion to contact the cornea and provide an environment for epithelial regeneration. The inner portion of the covering can be configured in many ways so as to conform at least partially to an ablated stromal surface so as to correct vision. The conformable inner portion may have at least some rigidity so as to smooth the epithelium such that the epithelium regenerates rapidly and is guided with the covering so as to form a smooth layer for vision. The inner portion may comprise an amount of rigidity within a range from about 1×10?4 Pa*m3 to about 5×10?4 Pa*m3 so as to deflect and conform at least partially to the ablated cornea and smooth an inner portion of the ablation with an amount of pressure when deflected.Type: GrantFiled: October 25, 2010Date of Patent: November 22, 2016Assignee: NexisVision, Inc.Inventors: Eugene de Juan, Jr., Cary J. Reich, Yair Alster, K. Angela MacFarlane, Doug Rimer, Douglas Sutton, Dean Carson, Enrique Barragan, Matt Clarke, Ashley Tuan, Brian Levy
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Patent number: 9482921Abstract: The invention relates to an electrochemical device (100) having electrically controllable optical and/or energy transmission properties comprising a substrate (40), a functional system (60) formed on the substrate and a cover film (56) formed on the functional system. The functional system comprises a bottom electrode coating (46), formed on the substrate, a top electrode coating (54) and at least one electrochemically active film (48, 52) located between the two electrode coatings, the electro-chemically active film being able to switch reversibly between a first state and a second state having optical and/or energy transmission properties different from the first state. The cover film defines at least one surface cavity (66) that passes through the cover film without penetrating the top electrode coating and the device comprises electrical connection means (70) arranged at least partially in at least one surface cavity for electrical contact with the top electrode coating.Type: GrantFiled: July 6, 2011Date of Patent: November 1, 2016Assignee: SAGE ELECTROCHROMICS, INC.Inventors: Driss Lamine, Philippe Letocart, Jean-Christophe Giron, Thomas Bertin-Mourot
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Patent number: 9477099Abstract: A transparent optical element with dual light-polarizing effect comprises a first film forming a linear light-polarizer in a first surface portion of the element, and a second film forming a retarder plate within a second surface portion. The second surface portion is contained in the first surface portion. Such element may form an eyeglass adapted for providing stereoscopic vision by light polarization selection in the second surface portion, while providing protection against excessive light intensity in the first surface portion.Type: GrantFiled: November 21, 2012Date of Patent: October 25, 2016Assignee: Essilor International (Compagnie Generale D'Optique)Inventors: Aref Jallouli, Philip Miller, Haifeng Shan
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Patent number: 9470909Abstract: Eyewear including an optical functional member, control electronics, and a sealed electrical connective element connecting the electronics to the optical functional member. The connective element can directly connect the electronics to the optical functional member, or can connect through an intermediate contact, e.g., a plug-and-receptacle. The connective element can be routed from the electronics, around a rimlock of the eyewear to the optical functional member. The connective element can be a conductive compressible member, such as conductive rubber. In some embodiments, the connective element can be a multiconductor cable.Type: GrantFiled: May 18, 2015Date of Patent: October 18, 2016Assignee: Mitsui Chemicals, Inc.Inventors: Charles Willey, Joshua Haddock, Mark Graham, Claudio Dalla Longa, Ronald Blum, William Kokanaski
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Patent number: 9459467Abstract: A central area of a lens is defined with a central perimeter coinciding with a perimeter of a frame, a temporal line divides the central area into a nasal area and a temporal area, a useful perimeter is formed from the nasal area and the temporal line, a useful area is delimited by the useful perimeter, and a prescription is determined for the user. The temporal line is outside a cone with at least a 30° opening, an apex of which is in a center of rotation of a user's eye, which is an optical axis. A lens thickness is optimized according to the thickness of the perimeter of the nasal area. Subsequently a transition area is defined extending between the useful perimeter and an external perimeter of the lens.Type: GrantFiled: March 13, 2013Date of Patent: October 4, 2016Assignee: INDO OPTICAL S.L.Inventors: Manel Espínola Estepa, Alberto Lara Rodríguez, Sara Chamadoira Hermida, Glòria Casanellas Peñalver, Pau Artús Colomer, Javier Vegas Caballero