Nikon Patents
Nikon Corporation manufactures and sells semiconductor and FPD lithography equipment, digital cameras, lenses and accessories, and microscopes and other measuring instruments.
Nikon Patents by Type- Nikon Patents Granted: Nikon patents that have been granted by the United States Patent and Trademark Office (USPTO).
- Nikon Patent Applications: Nikon patent applications that are pending before the United States Patent and Trademark Office (USPTO).
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Publication number: 20250116884Abstract: The present invention provides a spectacle lens having an excellent brightening effect. The spectacle lens of the present invention comprises: a lens base; and a resin layer disposed on the lens base, wherein the resin layer contains a compound represented by Formula (A) and a resin, the resin contains a repeating unit 1 derived from silsesquioxane having a polymerizable group and a repeating unit 2 derived from a monofunctional monomer, a mass ratio of the repeating unit 1 to the repeating unit 2 is 60/40 to 95/5, and a transmittance of the spectacle lens at a wavelength of 556 nm is 65 to 80%.Type: ApplicationFiled: December 16, 2024Publication date: April 10, 2025Applicant: NIKON-ESSILOR CO., LTD.Inventor: Christophe PROVIN
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Publication number: 20250116921Abstract: An original plate for transferring a riblet pattern to a resin by an imprinting technique includes a member with a predetermined thickness having one surface on which recessed grooves serving as a plurality of riblets after transfer to the resin are formed with a predetermined interval therebetween, and a plurality of projecting portions protruding from the one surface are disposed on the one surface with a predetermined second interval therebetween wider than the predetermined interval.Type: ApplicationFiled: January 24, 2022Publication date: April 10, 2025Applicant: NIKON CORPORATIONInventor: Yuichi SHIBAZAKI
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Publication number: 20250116918Abstract: A camera body, to which an accessory is mountable, includes a first communicator that transmits a first clock signal to the accessory to communicate with the accessory in synchronization with the first clock signal, and a second communicator that receives a second clock signal output from the accessory to communicate with the accessory in synchronization with the second clock signal. A value specifying a communication specification of the second communicator is transmitted between the first communicator and the accessory.Type: ApplicationFiled: December 16, 2024Publication date: April 10, 2025Applicant: Nikon CorporationInventor: Akihiko KAWAI
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Publication number: 20250114860Abstract: An optical processing device (1) includes: a robot arm (10); and a beam-transmission optical system (30), wherein the robot arm (10) includes a first arm part (11), a first joint part (16), a second arm part (12), a second joint part (17), and a third arm part (13), and the beam-transmission optical system (30) includes a first optical-path changing part (31) that changes the traveling direction of a laser beam (BM) such that the laser beam (BM) travels along a first optical path (C1) beside the first arm part (11) in accordance with the rotation of the first arm part (11) performed by the first joint part (16), and a second optical-path changing part (41) that changes the traveling direction of the laser beam (BM) having passed through the first optical path (C1) such that the laser beam (BM) travels along a second optical path (C2) beside the second arm part (12) in accordance with the rotation of the second arm part (12) and the rotation of the third arm part (13) performed by the second joint part (17).Type: ApplicationFiled: November 11, 2021Publication date: April 10, 2025Applicant: NIKON CORPORATIONInventor: Yoshio KAWABE
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Patent number: 12273640Abstract: An imaging element includes a first substrate that is provided with a photoelectric conversion unit which generates an electric charge by photoelectric conversion, a signal line to which a signal based on the electric charge generated by the photoelectric conversion unit is output, and a supply unit which supplies a voltage to the signal line such that a voltage of the signal line does not fall below a predetermined voltage, and a second substrate that is provided with a processing unit which processes the signal output to the signal line and is stacked on the first substrate.Type: GrantFiled: September 30, 2020Date of Patent: April 8, 2025Assignee: NIKON CORPORATIONInventor: Ryoji Ando
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Patent number: 12270316Abstract: A blade is used in fluid and includes: a base member; and a coat layer that is formed on the base member, a plurality of first grooves and a plurality of second grooves are formed on a surface of the coat layer, a pitch of the plurality of first grooves is different from a pitch of the plurality of second grooves.Type: GrantFiled: April 22, 2020Date of Patent: April 8, 2025Assignee: NIKON CORPORATIONInventor: Shinji Sato
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Publication number: 20250110350Abstract: One of both eyes (e.g., a right eye) is made to view a reference blurred image (Cp), the other of both eyes (e.g., a left eye) is made to view blurred images (Cp+1, Cp+2, . . . ), and information on sensitivity to a difference in blur amount between the blurred images (Cp+1, Cp+2, . . . ) that the other eye was made to view and the reference blurred image (Cp) that the one eye was made to view is acquired. Additionally, the other eye is made to view the reference blurred image (Cp), the one eye is made to view the blurred images (Cp+1, Cp+2, . . . ), and information on sensitivity to a difference in blur amount between the blurred images (Cp+1, Cp+2, . . . ) that the one eye was made to view and the reference blurred image (Cp) that the other eye was made to view is acquired.Type: ApplicationFiled: December 13, 2024Publication date: April 3, 2025Applicant: NIKON-ESSILOR CO.,LTD.Inventor: Sungjin CHO
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Publication number: 20250110040Abstract: An image processing device illuminates light from a light source through an optical system with a first numerical aperture onto an examined eye, transmits signal light returning from the examined eye through an optical system with a second numerical aperture, and divides a reference light from the light from the light source. The image processing device detects interference light between the signal light and the reference light, and acquires information representing the obtained interference light. The image processing device performs a first process of projecting the information representing the interference light onto a four-dimensional frequency aperture formed by the optical system with the first numerical aperture and the optical system with the second numerical aperture, in a four-dimensional space of frequencies of the light source and frequencies of light from the examined eye according to the signal light, and a second process of projecting the projected information into three-dimensional space.Type: ApplicationFiled: September 20, 2024Publication date: April 3, 2025Applicants: NIKON CORPORATION, UNIVERSITY OF TSUKUBAInventors: Naoki FUKUTAKE, Yoshiaki YASUNO, Shuichi MAKITA
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Patent number: 12263527Abstract: A calculation device used in a manufacturing apparatus for producing a 3D manufactured object from a solidified layer formed by heating a layer-shaped material layer formed of a powder material by irradiation with an energy beam includes a detection unit configured to obtain a state of the material layer based on a shape of the formed material layer, and an output unit configured to output information on the state of the material layer obtained by the detection unit to set a manufacturing condition of the manufacturing apparatus.Type: GrantFiled: June 13, 2018Date of Patent: April 1, 2025Assignees: Nikon Corporation, Technology Research Association For Future Additive ManufacturingInventor: Koki Takeshita
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Publication number: 20250107254Abstract: An image sensor includes: a plurality of pixels each having a photoelectric conversion unit that converts incident light into an electric charge, the incident light being incident from one side of a substrate, and an output unit that outputs a signal caused by the electric charge, the plurality of pixels being arranged in a first direction and a second direction intersecting the first direction; and an accumulation unit provided to be stacked on the photoelectric conversion unit on a side opposite to the one side of the substrate, the accumulation unit accumulating the signal.Type: ApplicationFiled: December 11, 2024Publication date: March 27, 2025Applicant: NIKON CORPORATIONInventor: Atsushi KOMAI
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Publication number: 20250100078Abstract: A build system includes: a build apparatus that is configured to irradiate an object with an energy beam from a position above the object and that is configured to build a build object on the object by supplying a build material to an irradiation position of the energy beam; a support apparatus that includes three or more support members for supporting the object; and a heating apparatus configured to heat the object from a position under the object, each support member includes: a connecting part that contacts the object; and a support part configured to support the object, a stiffness of the support part in a first direction is lower than a stiffness of the support part in a second direction that intersects the first direction, the second direction is a direction that intersects a plane including the connecting parts of the three or more support members.Type: ApplicationFiled: January 19, 2022Publication date: March 27, 2025Applicant: NIKON CORPORATIONInventors: Hiromichi MURATA, Takayuki FUNATSU, Motofusa ISHIKAWA
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Patent number: 12256994Abstract: An image processing method includes acquiring a first direction fundus image imaged in a state in which an examined eye is directed in a first direction, and a second direction fundus image imaged in a state in which the examined eye is directed in a second direction different to the first direction, generating a combined image for analyzing a fundus-peripheral portion of the examined eye by combining the first direction fundus image and the second direction fundus image, and outputting the combined image.Type: GrantFiled: May 31, 2019Date of Patent: March 25, 2025Assignee: NIKON CORPORATIONInventors: Mariko Hirokawa, Yasushi Tanabe
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Patent number: 12257627Abstract: A manufacturing process includes fusing an area of a material layer with beams from multiple sources, each of which has a predefined fuse rate and a field of view. Efficiency of fusing is increased by estimating optimum fusing times with the use of size of the area to and fuse rates involved, determining optimum size of the area to be fused, and determining those vectors of the area that could be irradiated and fused by a given of the multiple sources. As a result, the set of locations at the area is determined that can be fused by a given source almost exactly within the optimum fusing time. Vectors representing the area are then compared to products of optimum fusing times and corresponding fuse rates and, if a vector and a corresponding product are in a predetermined relationship, a subset of the vector is selected for irradiation by identified source.Type: GrantFiled: October 18, 2023Date of Patent: March 25, 2025Assignee: Nikon SLM Solutions AGInventor: Jan Lukas Matyssek
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Publication number: 20250093747Abstract: An image sensor includes: a first pixel having a first photoelectric conversion unit that photoelectrically converts light having entered therein, and a first light blocking unit that blocks a part of light about to enter the first photoelectric conversion unit; and a second pixel having a second photoelectric conversion unit that photoelectrically converts light having entered therein and a second light blocking unit that blocks a part of light about to enter the second photoelectric conversion unit, wherein: the first photoelectric conversion unit and the first light blocking unit are set apart from each other by a distance different from a distance setting apart the second photoelectric conversion unit and the second light blocking unit.Type: ApplicationFiled: December 6, 2024Publication date: March 20, 2025Applicant: NIKON CORPORATIONInventor: Hiroaki TAKAHARA
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Publication number: 20250095398Abstract: To determine the state of a subject person with a simple structure, an image determining device includes: an imaging unit that captures an image from a first direction, the image including the subject person; a first detector that detects size information from the image, the size information being about the subject person in the first direction; a second detector that detects position-related information, the position-related information being different from the information detected by the first detector; and a determining unit that determines the state of the subject person, based on a result of the detection performed by the first detector and a result of the detection performed by the second detector.Type: ApplicationFiled: December 2, 2024Publication date: March 20, 2025Applicant: NIKON CORPORATIONInventors: Tetsuya YAMAMOTO, Masahiro NEI, Isao TOTSUKA, Tomoyuki MATSUYAMA, Masamitsu YANAGIHARA, Satoshi HAGIWARA, Masakazu SEKIGUCHI
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Publication number: 20250093785Abstract: There is provided a method of generating drawing data representing a drawing pattern to be formed by a spatial light modulator to form a predetermined exposure pattern on a substrate with exposure light via the spatial light modulator, the method being implemented by a computer, the method including generating design data representing a design pattern corresponding to the predetermined exposure pattern by using a function defined by a user, and generating the drawing data of the drawing pattern by converting the design data.Type: ApplicationFiled: December 4, 2024Publication date: March 20, 2025Applicant: NIKON CORPORATIONInventor: Yuho KANAYA
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Patent number: 12251883Abstract: A build system is provided with: a build apparatus that performs a build process for forming a build object by supplying build materials to an irradiation area of an energy beam from a supply system while irradiating a target object with the energy beam from an irradiation system; and a change apparatus that is configured to change a relative position between the energy beam and the target object, wherein the build system differentiates a condition of the build process that is performed at a first area of the target object and a condition of the build process that is performed at a second area of the target object.Type: GrantFiled: December 21, 2022Date of Patent: March 18, 2025Assignee: NIKON CORPORATIONInventor: Kazuki Ueno
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Publication number: 20250083414Abstract: An object of the present invention is to provide a method of producing a laminate that exhibits a low resistance value and excellent light transmittance. The method of producing a laminate according to the present invention includes: a first step of rotating the base and spin-coating a composition including metal nanowires and a solvent on a surface of the base; and a second step of rotating the base obtained in the first step and spin-coating, on the surface of the base on which surface the composition has been spin-coated in the first step, a composition including metal nanowires and a solvent, wherein a position of a rotation center of the base in the first step is different from a position of a rotation center of the base in the second step. Further, the laminate obtained includes a base and a metal nanowire layer.Type: ApplicationFiled: November 22, 2024Publication date: March 13, 2025Applicant: NIKON-ESSILOR CO., LTD.Inventor: Christophe PROVIN
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Publication number: 20250088615Abstract: An encoder includes: a correction unit configured to execute gradation correction on RAW image data from an image capture element having optical black on the basis of a gamma coefficient and an optical black value of the optical black; and an encoding unit configured to encode gradation correction RAW image data that has undergone gradation correction by the correction unit.Type: ApplicationFiled: November 21, 2024Publication date: March 13, 2025Applicant: NIKON CORPORATIONInventors: Ichiro ANDO, Masaya TAKAHASHI
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Publication number: 20250088771Abstract: An image capturing device including a pixel chip having pixel blocks each including one or more pixels; and a signal processing chip having a first control block including a first converting unit for converting a signal from a pixel in at least a first pixel block into a digital signal, and a first storage unit storing the digital signal, and a second control block next to the first control block in a column direction and including a second converting unit for converting a signal from a pixel included in at least a second pixel block into a digital signal, and a second storage unit storing the digital signal, wherein the second converting unit and the second storage unit in the second control block are reversed vertically to the first converting unit and the first storage unit in the first control block.Type: ApplicationFiled: November 26, 2024Publication date: March 13, 2025Applicant: NIKON CORPORATIONInventors: Sota Nakanishi, Shigeru Matsumoto, Tomoki Hirata
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Publication number: 20250088765Abstract: An image sensor includes: a readout circuit that reads out a signal to a signal line, the signal being generated by an electric charge resulting from a photoelectric conversion; a holding circuit that holds a voltage based on an electric current from a power supply circuit; and an electric current source including a transistor having a drain part connected to the signal line and a gate part connected to the holding circuit and the drain part, the electric current source supplying the signal line with an electric current generated by the voltage held in the holding circuit.Type: ApplicationFiled: November 25, 2024Publication date: March 13, 2025Applicant: NIKON CORPORATIONInventors: Wataru FUNAMIZU, Masahiro JUEN, Atsushi KOMAI
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Patent number: 12248119Abstract: A compound represented by Formula (1) given below. (In the formula, R1 represents a hydrogen atom of a methyl group, and X represents a C2 to 6 alkylene group, a C4 to 6 alkylene group containing an oxygen atom and/or a sulfur atom, or a C3 to 6 alkylene group in which at least one hydrogen is replaced with an acryloxy group or a methacryloxy group.Type: GrantFiled: December 30, 2021Date of Patent: March 11, 2025Assignee: NIKON CORPORATIONInventors: Yoshihiro Someya, Masayuki Shijo
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Patent number: 12247841Abstract: An interactive device to perform speech interaction with a speaker includes a recognition section, an input/output section, an information generation section, an identification section, and a control section. The recognition section is configured to recognize audience members around the speaker. The input/output section is configured to input and output information as speech. The information generation section is configured to generate second information in response to first information that has been input to the input/output section. The identification section is configured to identify a speaker who spoke the first information. The control section is configured to judge whether or not the second information is information favorable to the speaker identified by the identification section, and to cause the second information to be output from the input/output section in cases in which the second information is judged to be favorable.Type: GrantFiled: December 19, 2018Date of Patent: March 11, 2025Assignee: NIKON CORPORATIONInventors: Hideya Inoue, Shoei Nakamura, Takayuki Kasuya
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Patent number: 12248244Abstract: A mask data generation method including: calculating first evaluation value of projection image based on first mask data in which first value or second value different from first value is set for each of a plurality of unit elements that constitute 2-dimensional grid; generating second mask data by changing value of first unit element to which first value is set to second value and by changing value of second unit element which is disposed close to first unit element on 2-dimensional grid and to which second value is set to first value, among the plurality of unit elements included in the first mask data; calculating second evaluation value of projection image based on the second mask data; and comparing the first evaluation value and the second evaluation value and selecting either the first mask data or the second mask data as output mask data based on the comparison result.Type: GrantFiled: February 18, 2021Date of Patent: March 11, 2025Assignee: NIKON CORPORATIONInventors: Yosuke Okudaira, Satoshi Yashiki
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Patent number: 12248128Abstract: This variable power optical system (ZL(1)) has a plurality of lens groups (G1-G7), and the intervals between the respectively adjacent lens groups change during power variation. The plurality of lens groups include a first focusing lens group (G6) that moves during focusing, and a second focusing lens group (G7) that is disposed closer to the image surface than is the first focusing lens group and moves so as to follow a track different from that of the first focusing lens group. The first focusing lens group (G6) and the second focusing lens group (G7) each have a negative refractive power and satisfy conditional expression: 0.40<MTF1/MTF2<1.Type: GrantFiled: August 24, 2020Date of Patent: March 11, 2025Assignee: Nikon CorporationInventor: Hiroshi Yabumoto
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Patent number: 12248253Abstract: An optical device includes a plurality of laser light sources, an output module having an optical modulator, and a time divider that is disposed between the plurality of laser light sources and the output module and that is configured to divide laser beams emitted from the plurality of laser light sources in time.Type: GrantFiled: December 29, 2023Date of Patent: March 11, 2025Assignee: NIKON CORPORATIONInventors: Yasushi Mizuno, Masaki Kato
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Publication number: 20250072746Abstract: An ophthalmic device including an interference optical system that detects interference light between signal light obtained by scanning an examined eye with light from a light source and reference light configured from light divided from the light source, an adjustment section that is disposed on an optical path of at least one out of the signal light or the reference light, and that adjusts a polarization state of light propagating along the at least one optical path such that a polarization state of the signal light is the same as the polarization state of the reference light, and a control section that controls the adjustment section according to a scan angle scanned on the examined eye.Type: ApplicationFiled: April 8, 2022Publication date: March 6, 2025Applicant: NIKON CORPORATIONInventors: Yasushi TANABE, Yasufumi NISHI
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Publication number: 20250080866Abstract: An image sensor includes: a first pixel having a first photoelectric conversion unit that photoelectrically converts light to generate a charge, a first accumulation unit that accumulates the charge generated by the first photoelectric conversion unit, and a first output unit that is connected to the first accumulation unit; a second pixel having a second photoelectric conversion unit that photoelectrically converts light to generate a charge, a second accumulation unit that accumulates the charge generated by the second photoelectric conversion unit, and a second output unit that is connected to and disconnected from the second accumulation unit via a second connection unit; and an adjustment unit that adjusts capacitances of the first accumulation unit and the second accumulation unit if a signal based on the charges generated by the first photoelectric conversion unit and the second photoelectric conversion unit is output from the first output unit.Type: ApplicationFiled: November 20, 2024Publication date: March 6, 2025Applicant: NIKON CORPORATIONInventor: Shigeru MATSUMOTO
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Publication number: 20250076626Abstract: A focus adjustment method includes: obtaining at least two first microscopic images by performing image capturing of a first subject using a microscope including an objective lens and using a stop brought, the image capturing being performed a plurality of times while changing a position of the objective lens; by inputting the at least two first microscopic images to a learned model, estimating the direction of movement; processing to move the focus relative to the first subject based on the direction of movement; wherein the estimating includes generating a plurality of first partial images; inputting the plurality of first partial images to the learned model to have the learned model estimate a position of the focus of the objective lens; and calculating an estimation position, based on an estimation results on the position of the focus of the objective lens.Type: ApplicationFiled: August 26, 2024Publication date: March 6, 2025Applicant: NIKON CORPORATIONInventors: Tetsuro HOSHINO, Ryo TAMOTO
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Patent number: 12240038Abstract: A method of operating an apparatus (10) for producing a three-dimensional work piece (18) by irradiating layers of a raw material powder with electromagnetic or particle radiation comprises the steps of a) applying a layer of raw material powder onto a carrier (12); b) selectively irradiating the layer of raw material powder with electromagnetic or particle radiation in accordance with a geometry of a corresponding layer of the work piece (18) to be produced; and c) repeating steps a) and b) until the work piece (18) has reached the desired shape and size.Type: GrantFiled: June 15, 2021Date of Patent: March 4, 2025Assignee: Nikon SLM Solutions AGInventor: André Schoebel
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Patent number: 12240039Abstract: The problem of measuring the temperature of a 3D printing process is addressed by systems and methods that apply imaging spectrometry to measure blackbody radiation emitted before, during, or after a 3D printing process. The systems and methods utilize a pair of lenses, a field stop, and a wavelength separator to direct a plurality of wavelengths corresponding to the blackbody radiation to pixels of an optical detector. The plurality of wavelengths are analyzed by a controller to determine the temperature of the 3D printed component.Type: GrantFiled: April 29, 2021Date of Patent: March 4, 2025Assignee: NIKON CORPORATIONInventor: Eric Peter Goodwin
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Patent number: 12240043Abstract: In a method for producing a three-dimensional workpiece (12), a first raw material powder (50) is applied to a substrate (18) in order to produce a raw material powder layer consisting of the first raw material powder (50). The raw material powder layer consisting of the first raw material powder (50) is selectively irradiated with electromagnetic radiation or particle radiation in order to produce a solidified first workpiece layer portion (52) from the first raw material powder (50). Non-solidified first raw material powder (50) is then removed from the substrate (18).Type: GrantFiled: June 16, 2020Date of Patent: March 4, 2025Assignee: Nikon SLM Solutions AGInventors: Toni Adam Krol, Christopher Stengel, Dieter Schwarze
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Patent number: 12242173Abstract: A lens barrel includes a first frame, a second frame rotatable with respect to the first frame, an urging member held by one of the first frame and the second frame, and a moving member that is disposed to be movable in optical axis direction and transfers an urging force of the urging member to the another one of the first frame and the second frame.Type: GrantFiled: August 20, 2019Date of Patent: March 4, 2025Assignee: NIKON CORPORATIONInventors: Kunihiko Shimizu, Hisanori Togawa, Koji Nagaoka, Takuji Hamasaki
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Image sensor and imaging device with vertical controller performing first control and second control
Patent number: 12244949Abstract: An image sensor, includes: a first pixel and a second pixel, in a first direction, each including a first photoelectric conversion unit and a light-shielding unit and outputting a signal; a third pixel and a fourth pixel, in the first direction, each including a second photoelectric conversion unit and outputting a signal; a first signal line and a second signal line, in the first direction, each of which can be connected to the first pixel, the second pixel, the third pixel and the fourth pixel; and a control unit that performs a first control in which a signal of the first pixel is output to the first signal line and a signal of the second pixel is output to the second signal line, and a second control in which a signal of the third pixel and a signal of the fourth pixel are output to the first signal line.Type: GrantFiled: November 9, 2023Date of Patent: March 4, 2025Assignee: NIKON CORPORATIONInventors: Daiki Ogura, Masahiro Juen, Tomoki Hirata, Shigeru Matsumoto -
Patent number: 12242083Abstract: An optical unit includes an optical system that includes a focal point on an incident side of light at a position for setting a display image of an object and that is configured to emit light from a focal plane as parallel light. The optical unit also includes a housing section housing the optical system and is configured so as to satisfy a condition equation expressed by IB?7570 mm3 wherein IB is a viewable area where the display image is viewable.Type: GrantFiled: June 4, 2021Date of Patent: March 4, 2025Assignee: NIKON CORPORATIONInventors: Masahiro Mizuta, Ryoichi Sataka, Tomohiro Kawasaki
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Patent number: 12244955Abstract: An imaging element includes a first substrate provided with a photoelectric conversion unit configured to generate electric charges by photoelectric conversion and a signal line to which a signal based on the electric charges generated by the photoelectric conversion unit is output and a second substrate provided with a supply unit configured to supply a voltage to the signal line so that a voltage of the signal line does not fall below a predetermined voltage and a processing unit configured to process a signal output to the signal line, the second substrate being stacked on the first substrate.Type: GrantFiled: September 30, 2020Date of Patent: March 4, 2025Assignee: NIKON CORPORATIONInventor: Ryoji Ando
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Publication number: 20250069598Abstract: To take security into account and increase user friendliness, an information processing device includes: an input unit to which information is input; an extracting unit extracting predetermined words from the information input to the input unit; a classifying unit classifying the words extracted by the extracting unit into first words and second words; and a converting unit converting the first words by a first conversion method and converting the second words by a second conversion method, the second conversion method being different from the first conversion method.Type: ApplicationFiled: November 13, 2024Publication date: February 27, 2025Applicant: NIKON CORPORATIONInventors: Hideo HOSHUYAMA, Hiroyuki Akiya, Kazuya Umeyama, Keiichi Nitta, Hiroki Uwai, Masakazu Sekiguchi
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Patent number: 12235423Abstract: A variable magnification optical system that comprises a first lens group having negative refractive power, a first intermediate lens group having positive refractive power, a second intermediate lens group, and a rear lens group having at least one focusing lens group which is moved upon carrying out focusing from an infinitely distant object to a closely distant object. The variable magnification optical system is constructed such that, upon varying a magnification from a wide angle end state to a telephoto end state, the first lens group is moved along the optical axis, a distance between the first lens group and the first intermediate lens group is varied, a distance between the first intermediate lens group and the second intermediate lens group is varied, a distance between the second intermediate lens group and the rear lens group is varied, and predetermined conditional expressions are satisfied.Type: GrantFiled: September 29, 2023Date of Patent: February 25, 2025Assignee: Nikon CorporationInventor: Kosuke Machida
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Patent number: 12238440Abstract: An image sensor element includes: a first pixel having a first photoelectric conversion part, a first accumulation part which accumulates electric charge generated by the first photoelectric conversion part, and a first output part based on a voltage of the first accumulation part; a second pixel having a second photoelectric conversion part, a second accumulation part wherein electric charge generated by the second photoelectric conversion part, and a second output part which a second signal based on a voltage of the second accumulation part; an output line to which the first and the second output parts are connected and from which the first and second signals are output; and a control unit which is able to control the voltage of the first accumulation part to be a first voltage and ability to control the voltage of the second accumulation part to be a second voltage different from the first voltage.Type: GrantFiled: September 27, 2019Date of Patent: February 25, 2025Assignee: NIKON CORPORATIONInventors: Ryoji Ando, Toru Takagi, Takashi Seo, Yoshiyuki Watanabe, Shutaro Kato
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Patent number: 12234183Abstract: An optical glass contains: a P2O5 component of 30 to 60 mass % (exclusive of 30); an Al2O3 component of 2 to 10 mass % (exclusive of 2); a TiO2 component of 10 to 36 mass % (exclusive of 36); an Nb2O5 component of 0 to 5 mass %; a Ta2O5 component of 0 to 15 mass %; a Bi2O3 component of 0 to 5 mass % (exclusive of 5); and an Sb2O3 component of 0 to 1 mass %; and a BaO component of 1 to 20 mass %.Type: GrantFiled: June 23, 2023Date of Patent: February 25, 2025Assignee: NIKON CORPORATIONInventor: Tetsuya Koide
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Patent number: 12235422Abstract: A zoom optical system (ZL) comprises, in order from an object, a first lens group (G1) having a positive refractive power, a second lens group (G2) having a negative refractive power, a third lens group (G3) having a positive refractive power, a fourth lens group (G4) having a positive refractive power and a succeeding lens group (GR). In the zoom optical system, upon zooming, distances between adjacent lens groups change, and the succeeding lens group (GR) includes a plurality of focusing lens groups that have positive refractive powers and move upon focusing.Type: GrantFiled: January 16, 2024Date of Patent: February 25, 2025Assignee: Nikon CorporationInventor: Kosuke Machida
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Publication number: 20250060847Abstract: A detection device includes: a detection unit that detects a predetermined non-contact operation by a detection reference; and a control unit that changes the detection reference when the predetermined non-contact operation is not detected by the detection reference.Type: ApplicationFiled: November 4, 2024Publication date: February 20, 2025Applicant: NIKON CORPORATIONInventors: Hidenori KURIBAYASHI, Tatsuyoshi TANABE, Marie SHIMOYAMA, Hidefumi TOKI, Daisaku KOMIYA
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Publication number: 20250060610Abstract: An image display device includes: an input unit into which image signals are inputted, the image signals being outputted from image capturing pixels disposed in correspondence to image capturing micro-lenses, each of the image capturing pixels receiving light that has passed through a corresponding one of the image capturing micro-lenses; display micro-lenses; display pixels that emit light for forming a three-dimensional image to each of the display micro-lenses, the display pixels being disposed in correspondence to the display micro-lenses; and a generator that generates display image data that includes three-dimensional information, based upon the image signals inputted into the input unit. The generator allocates the image signals outputted from the image capturing pixels to the display pixels arranged at symmetrical positions in a predetermined direction, using a pseudo-optical axis of each of the display micro-lenses as a reference.Type: ApplicationFiled: November 1, 2024Publication date: February 20, 2025Applicant: NIKON CORPORATIONInventor: Toru IWANE
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Publication number: 20250063132Abstract: To generate multiple types of images of the same subject, an electronic apparatus includes a drive control unit that controls the drive of an image sensor, a division unit that divides an image capture region of the image sensor into at least first and second regions, and an image generation unit that generates a first image by capturing an image of the same subject in the first region and generates a second image by capturing an image of the same subject in the second region.Type: ApplicationFiled: November 6, 2024Publication date: February 20, 2025Applicant: NIKON CORPORATIONInventors: Takashi Shionoya, Toshiyuki Kanbara, Masakazu Sekiguchi
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Patent number: D1063672Type: GrantFiled: December 27, 2022Date of Patent: February 25, 2025Assignee: NIKON CORPORATIONInventor: Tomoki Miyakawa
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Patent number: D1064039Type: GrantFiled: August 30, 2021Date of Patent: February 25, 2025Assignee: NIKON CORPORATIONInventor: Makoto Imamizu
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Patent number: D1066733Type: GrantFiled: September 24, 2021Date of Patent: March 11, 2025Assignee: Nikon CorporationInventors: Naoya Ishizawa, Taro Ueno, Ryo Kobayashi
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Patent number: D1068639Type: GrantFiled: December 30, 2021Date of Patent: April 1, 2025Assignee: Nikon CorporationInventors: Yasuhiko Kon, Jun Akabane, Masuhiro Yamasaki
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Patent number: D1069686Type: GrantFiled: February 24, 2022Date of Patent: April 8, 2025Assignee: Nikon CorporationInventors: Yasuhiko Kon, Jun Akabane, Masuhiro Yamasaki
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Patent number: D1069807Type: GrantFiled: January 19, 2022Date of Patent: April 8, 2025Assignee: NIKON CORPORATIONInventors: Takayuki Funatsu, Koji Tanaka, Manabu Aoki