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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Patent number: 11706541Abstract: A first circuit constituting a plurality of first circuit in a first direction, which stores a signal output from a pixel having a photoelectric conversion unit; a first control unit to which the plurality of first circuits are connected and outputs a first signal for outputting signals stored in the plurality of first circuits; a readout unit that reads out the signal output from the first circuit; a plurality of second circuits that are connected to the first control unit, a plurality of sets of the plurality of second circuits in the first direction; and a second control unit that controls a readout of the signal by the readout unit. The first control unit outputs a second signal to the plurality of second circuits together with the first signal; and the second control unit controls the readout of the signal by the readout unit, based on the second signal.Type: GrantFiled: July 6, 2021Date of Patent: July 18, 2023Assignee: NIKON CORPORATIONInventor: Atsushi Komai
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Publication number: 20230221110Abstract: A detection device includes: a detector that detects an object from a first viewpoint; an information calculator that calculates first model information including shape information on the object from the first viewpoint by using detection results of the detector; a light source calculator that calculates light source information on the light source by using a first taken image obtained by imaging a space including a light source that irradiates the object with illumination light and including the object; and a position calculator that calculates a positional relation between the first viewpoint and the object by using the light source information as information used to integrate the first model information and second model information including shape information obtained by detecting the object from a second viewpoint different from the first viewpoint.Type: ApplicationFiled: March 16, 2023Publication date: July 13, 2023Applicant: NIKON CORPORATIONInventors: Yoshihiro NAKAGAWA, Takeaki SUGIMURA, Yoshiyuki YAMARIKU
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Publication number: 20230221519Abstract: A vibrator includes an electromechanical transducer which is a piezoelectric ceramic made of sodium-potassium niobate metal oxides and whose temperature characteristics of a relative permittivity is 500 [ppm/° C.] or less in absolute value in a temperature range from ?40° C. to 170° C., wherein excitation of the electromechanical transducer produces a vibration wave. Another vibrator includes an electromechanical transducer which is a piezoelectric ceramic made of sodium-potassium niobate metal oxides and whose temperature characteristics of a relative permittivity is 390 [ppm/° C.] or less in absolute value in a temperature range from 0° C. to 60° C., wherein excitation of the electromechanical transducer produces a vibration wave.Type: ApplicationFiled: March 22, 2021Publication date: July 13, 2023Applicant: NIKON CORPORATIONInventors: Takatoshi ASHIZAWA, Kazutaka WATANABE, Hirofumi TAKAHASHI
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Publication number: 20230224610Abstract: An image sensor includes a first photoelectric conversion unit that converts light incident through a first opening to an electric charge, a second photoelectric conversion unit that converts light incident through a second opening which is smaller than the first opening to an electric charge, and a signal output wiring that outputs a first signal generated by the electric charge converted by the first photoelectric conversion unit and a second signal generated by the electric charge converted by the second photoelectric conversion unit. The second photoelectric conversion unit is disposed between the second opening and the signal output wiring.Type: ApplicationFiled: March 15, 2023Publication date: July 13, 2023Applicant: NIKON CORPORATIONInventor: Hironobu MURATA
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Patent number: 11697791Abstract: A cell culture substrate includes: a first layer that includes a first gel in which gold nanoparticles dispersed; and a second layer that includes a second gel in which the gold nanoparticles are not present or are present in a lower concentration in comparison with the first layer.Type: GrantFiled: July 10, 2019Date of Patent: July 11, 2023Assignees: Nikon Corporation, University Public Corporation OsakaInventors: Takeshi Kawano, Chie Kojima
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Publication number: 20230217107Abstract: A focus detection device includes: an imaging unit having a first and second pixel each of which receives light transmitted through an optical system and outputs signal used for focus detection, and a third pixel which receives light transmitted through the optical system and outputs signal used for image generation; an input unit to which information regarding the optical system is input; a selection unit that selects one of the first and second pixel based on the information to the input unit; a readout unit that reads out the signal from one of the first and second pixel based on a selection result at a timing different from reading out the signal from the third pixel to be read out; and a focus detection unit that performs the focus detection based on at least one of the signals of the first and second pixel read out by the readout unit.Type: ApplicationFiled: March 16, 2023Publication date: July 6, 2023Applicant: NIKON CORPORATIONInventors: Sinsuke SAMBONGI, Akira KINOSHITA, Yuki KITA
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Patent number: 11693298Abstract: A camera body at which one or more camera accessories, at which light from a subject enters, are detachably mountable, includes: a body-side terminal; and a communication unit that communicates with at least one of the camera accessories, wherein: the communication unit requests, via the body-side terminal, the camera accessory for a discriminating signal indicating whether or not another camera accessory capable of communicating with the camera body is mountable on a subject side of the camera accessory.Type: GrantFiled: January 27, 2021Date of Patent: July 4, 2023Assignee: NIKON CORPORATIONInventor: Akihiko Kawai
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Patent number: 11691217Abstract: A processing apparatus is equipped with: a first stage system that has a table on which a workpiece is placed and moves the workpiece held by the table; a beam irradiation system that includes a condensing optical system to emit beams; and a controller to control the first stage system and the beam irradiation system, and processing is performed to a target portion of the workpiece while the table and the beams from the condensing optical system are relatively moved, and at least one of an intensity distribution of the beams at a first plane on an exit surface side of the condensing optical system and an intensity distribution of the beams at a second plane whose position in a direction of an optical axis of the condensing optical system is different from the first plane can be changed.Type: GrantFiled: October 30, 2019Date of Patent: July 4, 2023Assignee: NIKON CORPORATIONInventor: Yuichi Shibazaki
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Patent number: 11692104Abstract: Provided is ITO particles satisfying a relationship expressed in Expression (1) given below. 16×S/P2?0.330 . . . (1) (In the expression, S indicates a particle area in a TEM photographed image, and P indicates a perimeter of the particle).Type: GrantFiled: July 14, 2020Date of Patent: July 4, 2023Assignees: TOHOKU UNIVERSITY, NIKON CORPORATIONInventors: Atsushi Muramatsu, Kiyoshi Kanie, Ryoko Suzuki, Yasutaka Nishi, Makoto Nakazumi
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Patent number: 11696028Abstract: A blur correction device includes a blur correction element that is movable to correct blurring of a subject image formed via an image-capturing optical system, a motion sensor that detects a motion of a device equipped with the blur correction device, an input unit to which information indicating a position on an image sensor that captures the subject image is input, and a drive unit that moves the blur correction element based on the position and the motion. In a case where the position is different, the direction of the blur correction element moved based on the motion is different.Type: GrantFiled: October 15, 2021Date of Patent: July 4, 2023Assignee: NIKON CORPORATIONInventors: Daiju Nakajima, Tsuyoshi Matsumoto, Yoshiko Ono, Eiji Mikamoto
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Patent number: 11696047Abstract: An image sensor includes: a first readout circuit that reads out a first signal, being generated by an electric charge resulting from a photoelectric conversion, to a first signal line; a first holding circuit that holds a voltage based on an electric current from a power supply circuit; and a first electric current source that supplies the first signal line with an electric current generated by the voltage held in the first holding circuit, wherein: the first holding circuit holds the voltage based on the electric current from the power supply circuit when the first signal is not read out to the first signal line by the first readout circuit.Type: GrantFiled: April 20, 2021Date of Patent: July 4, 2023Assignee: NIKON CORPORATIONInventors: Wataru Funamizu, Masahiro Juen, Atsushi Komai
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Patent number: 11686829Abstract: A display apparatus according to the present embodiment includes a storage section for storing distance measurement data acquired by performing a distance measurement and position data indicating a position at which the distance measurement was performed as a set, a position detecting section for detecting a current position, and a display section for displaying the distance measurement data stored as a set with the position data corresponding to the detection result of the current position detected by the position detecting section, within the distance measurement data stored in the storage section. By displaying, with the display section, the distance measurement data stored as a set with the position data corresponding to the detection result of the current position detected by the position detecting section, within the distance measurement data stored in the storage section, only necessary distance measurement data corresponding to the current position can be displayed to the user.Type: GrantFiled: June 8, 2020Date of Patent: June 27, 2023Assignee: NIKON VISION CO., LTD.Inventor: Yoshiyuki Niimura
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Patent number: 11689832Abstract: An imaging element includes: an imaging unit in which a plurality of pixel groups including a plurality of pixels that output pixel signals according to incident light are formed, and on which incident light corresponding to mutually different pieces of image information is incident; a control unit that controls, for each of the pixel groups, a period of accumulating in the plurality of pixels included in the pixel group; and a readout unit that is provided to each of the pixel groups, and reads out the pixel signals from the plurality of pixels included in the pixel group.Type: GrantFiled: March 7, 2022Date of Patent: June 27, 2023Assignee: NIKON CORPORATIONInventors: Shiro Tsunai, Hironobu Murata
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Patent number: 11689798Abstract: An electronic device includes: a display control unit that is configured to display at a display unit a first image generated by capturing an image with light having entered a first area of an image sensor and a second image generated by capturing an image with light having entered a second area at the image sensor different from the first area; and a selection unit that is configured to select either the first area or the second area as an area for image-capturing condition adjustment in reference to the first image and the second image displayed at the display unit.Type: GrantFiled: September 30, 2015Date of Patent: June 27, 2023Assignee: NIKON CORPORATIONInventors: Satoshi Tsuchiya, Yuuki Asano, Shuhei Yoshikawa, Iori Noda, Takashi Shionoya, Toshiyuki Kanbara, Aiko Namikawa
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Patent number: 11686926Abstract: An optical system (LS) Includes lenses (L22,L23) satisfying the following conditional expressions, ?dLZ<35.0, and 0.702<?gFLZ+(0.00316×?dLZ), where ?dLZ: Abbe number of the lens with reference to d-line, and ?gFLZ: a partial dispersion ratio of the lens, wherein ?gFLZ is defined by the following expression, ?gFLZ?(ngLZ?nFLZ)/(nFLZ?nCLZ). wherein a refractive index of the lens with reference to g-line is ngLZ, a refractive index of the lens with reference to F-line is nFLZ, and a refractive index of the lens with reference to C-line is nCLZ.Type: GrantFiled: December 15, 2017Date of Patent: June 27, 2023Assignee: Nikon CorporationInventors: Masashi Yamashita, Tomoki Ito, Hiroshi Yabumoto, Hiroshi Yamamoto, Satoshi Miwa, Keisuke Tsubonoya, Ayumu Makida, Takeru Uehara
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Publication number: 20230194246Abstract: A detection device includes: a first detector which irradiates light onto the target object and detects light emitted from the target object; a first shape information generator which generates first shape information representing a first shape of the target object on the basis of a detection result of the first detector; and a second shape information generator which adds a second shape, which is based on information different from the detection result of the first detector, to the first shape, and which generates second shape information representing a shape including the first shape and the second shape.Type: ApplicationFiled: February 2, 2023Publication date: June 22, 2023Applicant: NIKON CORPORATIONInventors: Yoshihiro NAKAGAWA, Taro MATSUO
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Publication number: 20230199343Abstract: An image sensor includes: a first imaging region that captures an image of light entering through an optical system under a first imaging condition and generates a detection signal to perform focus detection of the optical system; and a second imaging region that captures an image of the light entering through the optical system under a second imaging condition other than the first imaging condition and generates an image signal.Type: ApplicationFiled: February 2, 2023Publication date: June 22, 2023Applicant: NIKON CORPORATIONInventor: Hidefumi OTA
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Publication number: 20230191531Abstract: A processing apparatus includes: a beam irradiation apparatus that is configured to irradiate an object with an energy beam; and a beam deflection apparatus that is configured to change a propagating direction of the energy beam toward the beam irradiation apparatus, wherein when the energy beam propagating toward the beam irradiation apparatus from the beam deflection apparatus propagates in a first direction, the beam irradiation apparatus emits the energy beam in a second direction, and when the energy beam propagating toward the beam irradiation apparatus from the beam deflection apparatus propagates in a third direction that is different from the first direction, the beam irradiation apparatus emits the energy beam in a fourth direction that is different from the second direction.Type: ApplicationFiled: June 4, 2020Publication date: June 22, 2023Applicant: NIKON CORPORATIONInventor: Kaneyuki NAITO
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Patent number: 11680794Abstract: Laser radar systems include a pentaprism configured to scan a measurement beam with respect to a target surface. A focusing optical assembly includes a corner cube that is used to adjust measurement beam focus. Target distance is estimated based on heterodyne frequencies between a return beam and a local oscillator beam. The local oscillator beam is configured to propagate to and from the focusing optical assembly before mixing with the return beam. In some examples, heterodyne frequencies are calibrated with respect to target distance using a Fabry-Perot interferometer having mirrors fixed to a lithium aluminosilicate glass-ceramic tube.Type: GrantFiled: September 14, 2018Date of Patent: June 20, 2023Assignee: Nikon Metrology NVInventors: Anthony R. Slotwinski, Mina A. Rezk
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Patent number: 11682134Abstract: A detection device including: a detector that detects an object from one viewpoint; a reliability calculator that calculates reliability information on the object at the one viewpoint by using a detection result of the detector; and an information calculator that calculates shape information on the object at the one viewpoint by using the detection result of the detector and the reliability information and calculates texture information on the object at the one viewpoint by using the detection result, the information calculator generates model information on the object at the one viewpoint based on the shape information and the texture information.Type: GrantFiled: February 19, 2021Date of Patent: June 20, 2023Assignee: NIKON CORPORATIONInventors: Takeaki Sugimura, Yoshihiro Nakagawa
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Patent number: 11682690Abstract: A first circuit layer including a first semiconductor substrate with photoelectric conversion unit that photoelectrically converts incident light and generates charge, and a first wiring layer with wiring that reads out signal based upon charge generated by the photoelectric conversion unit; second circuit layer including a second wiring layer with wiring connected to the wiring of the first wiring layer, and a second semiconductor substrate with a through electrode connected to the wiring of the second wiring layer; third circuit layer including a third semiconductor substrate with a through electrode connected to the through electrode of the second circuit layer, and third wiring layer with wiring connected to the through electrode of the third semiconductor substrate; and a fourth circuit layer including a fourth wiring layer with wiring connected to the wiring of the third wiring layer, and fourth semiconductor substrate connected to the wiring of the fourth wiring layer.Type: GrantFiled: September 24, 2021Date of Patent: June 20, 2023Assignee: NIKON CORPORATIONInventors: Shigeru Matsumoto, Toru Takagi
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Patent number: 11683596Abstract: An image capture apparatus includes: an acquisition unit configured to acquire image data of a subject; an identification unit configured to identify a color temperature of light from the subject on the basis of the image data acquired by the acquisition unit; an adjustment unit configured to adjust a white balance of the image data on the basis of the color temperature identified by the identification unit; and a suppression unit configured to suppress a chroma of the image data applied adjustment by the adjustment unit, if image data of a specific light-emitting body is included in the image data, on the basis of color information of the specific light-emitting body applied adjustment by the adjustment unit, by eliminating color of the specific light-emitting body applied adjustment by the adjustment unit.Type: GrantFiled: November 17, 2021Date of Patent: June 20, 2023Assignee: NIKON CORPORATIONInventors: Takatoshi Morikawa, Norimitsu Anada
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Patent number: 11678797Abstract: An optical imaging system includes a first lens system housed in a body of a mobile telecommunication device, the first lens system having a first optical axis, a first entrance pupil fixed in space in a reference plane associated with said body, and a first focal length; and an optical telescope providing a diffraction-limited imaging within a spectral range from at least 486 nm to at least 656 nm. The optical imaging system is configured to image, when the optical telescope is inserted between the first lens system and an entrance pupil of a visual system of an eye (EPE), the EPE onto the first entrance pupil and vice versa with a substantially unit magnification.Type: GrantFiled: February 27, 2019Date of Patent: June 20, 2023Assignee: NIKON CORPORATIONInventor: David M. Williamson
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Publication number: 20230179877Abstract: A backside illumination image sensor that includes a semiconductor substrate with a plurality of photoelectric conversion elements and a read circuit formed on a front surface side of the semiconductor substrate, and captures an image by outputting, via the read circuit, electrical signals generated as incident light having reached a back surface side of the semiconductor substrate is received at the photoelectric conversion elements includes: a light shielding film formed on a side where incident light enters the photoelectric conversion elements, with an opening formed therein in correspondence to each photoelectric conversion element, and an on-chip lens formed at a position set apart from the light shielding film by a predetermined distance in correspondence to each photoelectric conversion element. The light shielding film and an exit pupil plane of the image forming optical system achieve a conjugate relation to each other with regard to the on-chip lens.Type: ApplicationFiled: February 2, 2023Publication date: June 8, 2023Applicant: NIKON CORPORATIONInventor: Yosuke KUSAKA
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Publication number: 20230176321Abstract: A lens barrel includes a first lens holding frame that holds a first lens and has a first protruding portion, a first motor configured to move the first lens holding frame in an optical axis direction, a second lens holding frame that holds a second lens and has a second protruding portion, a second motor configured to move the second lens holding frame in the optical axis direction, and an outer barrel that has a straight groove engaging with the first protruding portion and the second protruding portion and extending in the optical axis direction, and is disposed further outward than the first lens holding frame and the second lens holding frame.Type: ApplicationFiled: May 26, 2021Publication date: June 8, 2023Applicant: NIKON CORPORATIONInventors: Takumi NAKANO, Takuji HAMASAKI
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Patent number: 11668899Abstract: A zoom lens includes, in order from an object along an optical axis: a first lens group having a negative refractive power; a second lens group having a positive refractive power; a third lens group having a negative refractive power; a fourth lens group; and a fifth lens group. When the zoom lens performs varying magnification, the distance between the first and second lens groups changes, the distance between the second and third lens groups changes, the distance between the third and fourth lens groups changes, the distance between the fourth and fifth lens groups changes, the second and fourth lens groups move along the same trajectory along the optical axis, and at least the third lens group moves along the optical axis.Type: GrantFiled: December 16, 2020Date of Patent: June 6, 2023Assignee: Nikon CorporationInventor: Takeshi Umeda
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Publication number: 20230171414Abstract: A video compression apparatus includes: an acquisition unit configured to acquire video data including a plurality of frames outputted from an imaging element that has a first imaging region to image a subject and a second imaging region to image a subject and for which a first frame rate can be set for the first imaging region and a second frame rate higher than the first frame rate can be set for the second imaging region; and a compression unit configured to compress the video data acquired by the acquisition unit based on the first frame rate and the second frame rate.Type: ApplicationFiled: January 26, 2023Publication date: June 1, 2023Applicant: NIKON CORPORATIONInventors: Daisaku KOMIYA, Naoki SEKIGUCHI
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Publication number: 20230166980Abstract: Gallium-doped zinc oxide particles having an average particle diameter of from >0 nm to 30 nm and a resistivity of from 0.08 M?·cm to 1.4 M?·cm.Type: ApplicationFiled: December 6, 2022Publication date: June 1, 2023Applicants: TOHOKU UNIVERSITY, NIKON CORPORATIONInventors: Kiyoshi KANIE, Atsushi MURAMATSU, Yasutaka NISHI, Ryoko SUZUKI
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Publication number: 20230171517Abstract: A solid-state imaging device includes a second image sensor having an organic photoelectric conversion film transmitting a specific light, and a first image sensor which is stacked in layers on a same semiconductor substrate as that of the second image sensor and which receives the specific light having transmitted the second image sensor, in which a pixel for focus detection is provided in the second image sensor or the first image sensor. Therefore, an AF method can be realized independently of a pixel for imaging.Type: ApplicationFiled: January 26, 2023Publication date: June 1, 2023Applicant: NIKON CORPORATIONInventor: Hironobu MURATA
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Publication number: 20230166359Abstract: A processing system includes a holding apparatus for hold an object to be rotatable; a rotation apparatus for rotating the holding apparatus; a beam irradiation apparatus for irradiating the object with an energy beam; an object measurement apparatus for measuring the object; and a control apparatus for controlling at least one of the beam irradiation apparatus and the rotation apparatus based on an information related to the object measured by the object measurement apparatus and an information of a rotational axis of the rotation apparatus, and processes the object by irradiating the object held by the holding apparatus with the energy beam from the beam irradiation apparatus.Type: ApplicationFiled: April 30, 2020Publication date: June 1, 2023Applicant: NIKON CORPORATIONInventor: Shigeki EGAMI
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Publication number: 20230168461Abstract: An interchangeable lens that is removably attachable to a camera body includes: a first clock receiver that receives a first clock signal from the camera body; a second clock transmitter that transmits a second clock signal to the camera body; a lens that is driven by a driving force from a first drive member; a receiver that receives an instruction signal from the camera body in synchronization with the first clock signal; and a first transmitter that repeatedly transmits positional information on the lens to the camera body in synchronization with the second clock signal.Type: ApplicationFiled: January 27, 2023Publication date: June 1, 2023Applicant: NIKON CORPORATIONInventors: Takayuki FUNAOKA, Kiyoshi YASUDA, Hideaki SUGIYAMA
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Patent number: 11664404Abstract: An image sensor includes a first semiconductor substrate provided with a pixel, including a photoelectric conversion unit that photoelectrically converts incident light to generate an electric charge, an accumulation unit that accumulates the electric charge generated by the photoelectric conversion unit, and a transfer unit that transfers the electric charge generated by the photoelectric conversion unit to the accumulation unit, and a second semiconductor substrate provided with a supply unit for the pixel, the supply unit supplying the transfer unit with a transfer signal to transfer the electric charge from the photoelectric conversion unit to the accumulation unit.Type: GrantFiled: December 21, 2020Date of Patent: May 30, 2023Assignee: NIKON CORPORATIONInventors: Osamu Saruwatari, Shutaro Kato, Ryoji Ando, Yojiro Tezuka, Atsushi Komai
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Publication number: 20230158952Abstract: An image capture device is mounted in a vehicle. The image capture device includes: an image capture unit; and a setting unit that sets an image capture condition for each region of the image capture unit each having a plurality of pixels, or for each pixel, based upon at least one of a state exterior to the vehicle and a state of the vehicle.Type: ApplicationFiled: January 4, 2023Publication date: May 25, 2023Applicant: NIKON CORPORATIONInventors: Akiko SHIGA, Toru Miyakoshi, Satoshi Yamaguchi, Akira Kinoshita, Kaoru Yoshino, Hitomi Naganuma, Takashi Kuriyama, Koichi Fukuda, Yuki Kita, Koji Nagaoka, Tomoya Nakagawa, Masakazu Sekiguchi, Takashi Shionoya
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Publication number: 20230161231Abstract: Provided is a light receiving apparatus including a first light receiving unit; a body to which the first light receiving unit is secured; a first exterior portion that covers at least a portion of the body; and a mount that is capable of having an interchangeable lens attached thereto, to which the body and the first exterior portion are secured. Also provided is a light receiving apparatus, in which a body to which a first light receiving unit is secured and a first exterior portion that covers at least a portion of the body are secured to a mount that is capable of having an interchangeable lens attached thereto, and force placed on the first exterior portion is absorbed by the mount, such that transfer of the force placed on the first exterior portion to the body is reduced.Type: ApplicationFiled: November 30, 2022Publication date: May 25, 2023Applicant: NIKON CORPORATIONInventors: Tsuyoshi OKUTANI, Eiji MATSUKAWA, Yoshiaki TANABE
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Publication number: 20230158607Abstract: A processing system is a processing system that is configured to process an object by using an energy beam, and includes: an irradiation optical system that includes a condensing optical system and that is configured to condense the energy beam entering a pupil plane of the condensing optical system to irradiate the object with it; and a detection apparatus that is configured to detect, through the condensing optical system, an object light including a light from the object, at least a part of a path of the object light in the condensing optical system is different from at least a part of a path of the energy beam in the condensing optical system.Type: ApplicationFiled: April 22, 2020Publication date: May 25, 2023Applicant: NIKON CORPORATIONInventor: Kazuki UENO
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Patent number: 11658192Abstract: An image sensor includes: an accumulation unit that accumulates an electric charge generated by a photoelectric conversion unit that photoelectrically converts incident light transmitted through a microlens; and a readout unit that reads out a signal based on a voltage of the accumulation unit, wherein the accumulation unit and the readout unit are included along an optical axis direction of the microlens.Type: GrantFiled: September 16, 2021Date of Patent: May 23, 2023Assignee: NIKON CORPORATIONInventor: Osamu Saruwatari
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Publication number: 20230156367Abstract: Provided is an image capturing device including a first substrate having a plurality of pixel blocks each including one or more pixels; and a second substrate having a control circuit unit including a first control block including a first exposure control unit for controlling an exposure time of a pixel included in a first pixel block of the plurality of pixel blocks and a second control block including a second exposure control unit for controlling an exposure time of a pixel included in a second pixel block of the plurality of pixel blocks, and a peripheral circuit unit arranged outside the control circuit unit and configured to control signal reading of pixels each included in at least the first pixel block and the second pixel block of the plurality of pixel blocks.Type: ApplicationFiled: February 17, 2021Publication date: May 18, 2023Applicant: NIKON CORPORATIONInventors: Yojiro TEZUKA, Tomoki HIRATA, Shiro TSUNAI
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Publication number: 20230154010Abstract: A processor acquires a first fundus image of an examined eye including a foreground area and a background area other than the foreground area. The processor also generate a second fundus image by performing background processing to replace a first pixel value of a pixel configuring the background area with a second pixel value different from the first pixel value.Type: ApplicationFiled: October 18, 2019Publication date: May 18, 2023Applicant: NIKON CORPORATIONInventors: Mariko HIROKAWA, Yasushi TANABE
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Publication number: 20230152601Abstract: 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: December 29, 2022Publication date: May 18, 2023Applicant: NIKON CORPORATIONInventor: Toru IWANE
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Publication number: 20230152083Abstract: A measuring device includes an illumination system configured to radiate light to a measuring target object located on an object plane, an image formation system configured to form a conjugate plane optically conjugate with the object plane, a diffracted light restricting part configured to restrict at least some of a plurality of rays of diffracted light from the measuring target object and to pass a first diffracted light and a second diffracted light different from the first diffracted light among the plurality of rays of diffracted light, and an imaging part disposed on the conjugate plane and configured to image a periodic light and dark pattern formed by the first diffracted light and the second diffracted light.Type: ApplicationFiled: April 13, 2020Publication date: May 18, 2023Applicant: NIKON CORPORATIONInventors: Michio OHASHI, Satoshi TAKAHASHI
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Publication number: 20230152565Abstract: A microscope objective lens (OL) includes a first lens group (G1) and a second lens group (G2) arranged in order from the object side. The first lens group (G1) has positive refractive power and converts luminous flux from an object into convergent luminous flux. The second lens group (G2) has negative refractive power and converts the convergent luminous flux from the first lens group (G1) into parallel luminous flux. The microscope objective lens (OL) satisfies the following conditional expression: 14.0?NA×f 1.0<H1/HO Where NA is the numerical aperture of the microscope objective lens (OL); f is the focal distance of the microscope objective lens (OL); H1 is the maximum value of the height of marginal rays from an on-axis object point of the first lens group (G1); and HO is the height of marginal rays on the lens surface closest to the image side of the second lens group (G2).Type: ApplicationFiled: April 13, 2021Publication date: May 18, 2023Applicant: NIKON CORPORATIONInventors: Yuta KUSUI, Kazuhiro TAKASAGO
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Publication number: 20230152675Abstract: An accessory mount can be inserted through the camera body mount without any of the first through third tabs being hindered by any of three camera body-side tabs at the camera body mount, as long as the accessory mount is inserted into the camera body mount at a correct interlock phase. The first, second, and third tabs extend over varying lengths along the circumferential direction. The first tab extends over a greatest length and the third tab extends over a smallest length, along the circumferential direction. The accessory mount includes a restricting member, a fitting portion, and a lock pin hole. The restricting member is disposed at a position assumed on a side substantially opposite from the lock pin hole across the fitting portion.Type: ApplicationFiled: January 20, 2023Publication date: May 18, 2023Applicant: NIKON CORPORATIONInventors: Masanori HASUDA, Noriyasu KOTANI, Hideaki HOSHIKAWA
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Publication number: 20230152564Abstract: This microscope optical system comprises an objective lens that collimates light from an object, and an image formation lens (IL) that forms an image of light from the objective lens. The image formation lens (IL) comprises a first lens group (G1) having a cemented lens (CL11), a second lens group (G2) having positive refractive power, and a third lens group (G3) having negative refractive power, which are arranged in order from the object side, and satisfies the following conditional expression. 0.1<?en/f<0.2 where ?en is the pupil diameter of the objective lens, and f is the focal length of the image formation lens (IL).Type: ApplicationFiled: April 13, 2021Publication date: May 18, 2023Applicant: NIKON CORPORATIONInventors: Yuta KUSUI, Kazuhiro TAKASAGO
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Patent number: 11653096Abstract: A calculation device calculating an amount of movement in an optical axis direction of a focusing lens which adjusts a focal position of an imaging optical system includes: a first input unit to which first information about a deviation between an imaging surface which captures an image by the imaging optical system and the focal position is repeatedly input; a second input unit to which second information about a shake of the imaging optical system in the optical axis direction is repeatedly input at intervals shorter than those of the first information; and a calculation unit which calculates the amount of movement on the basis of at least one of the first information and the second information, wherein the calculation unit calculates the amount of movement on the basis of the second information between an input of the first information and an input of the next first information.Type: GrantFiled: October 28, 2019Date of Patent: May 16, 2023Assignee: NIKON CORPORATIONInventors: Satoshi Kazahaya, Yuki Kinouchi, Akihiko Obama, Satoru Shibata
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Patent number: 11652128Abstract: An image sensor includes a photoelectric conversion unit that photoelectrically converts incident light to generate an electric charge; and an AD conversion unit having a comparison unit that compares a signal caused by an electric charge generated by the photoelectric conversion unit with a reference signal, a first storage unit in a first circuit layer, the first storage unit storing a first signal based on a signal output from the comparison unit, and a second storage unit in a second circuit layer that is stacked on the first circuit layer, the second storage unit storing a second signal based on the signal output from the comparison unit.Type: GrantFiled: March 4, 2021Date of Patent: May 16, 2023Assignee: NIKON CORPORATIONInventor: Shigeru Matsumoto
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Patent number: 11650483Abstract: An accessary that is attachable to a camera body, includes a first power terminal to which a first drive power is supplied from the camera body; a second power terminal to which a second drive power is supplied from the camera body; a first ground terminal that is a ground terminal corresponding to the first drive power; a second ground terminal that is a ground terminal corresponding to the second drive power; and a communication terminal group consisting of a plurality of terminals used for a first data communication with the camera body and a second data communication with the camera body, the second data communication being independent of the first data communication. The plurality of terminals of the communication terminal group are arranged directly adjacent to each other, and the first ground terminal is arranged between the first power terminal and the communication terminal group.Type: GrantFiled: September 27, 2021Date of Patent: May 16, 2023Assignee: NIKON CORPORATIONInventors: Kazuharu Imafuji, Masafumi Oikawa
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Publication number: 20230143407Abstract: In corner sections of first to fourth quadrants whose origin point is a center of an upper surface of a stage, three each of two-dimensional heads are provided. The three each of two-dimensional heads include one first head and two second heads. The stage is driven, while measuring a position of the stage using three first heads that face a two-dimensional grating of a scale plate provided above the stage from the four first heads, and during the driving, difference data of measurement values of the two second heads with respect to the first head in a measurement direction are taken in for head groups to which the three first heads belong, respectively, and using the difference data, grid errors are calibrated.Type: ApplicationFiled: January 5, 2023Publication date: May 11, 2023Applicant: NIKON CORPORATIONInventor: Yuichi SHIBAZAKI
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Publication number: 20230142998Abstract: A processing apparatus is a processing apparatus that processes an object by a processing light from a processing light source, includes a first optical system that condenses the processing light from the processing light source on a condensed plane; and a second optical system that condenses the processing light from the first optical system to irradiate the object with it, a position in the condensed plane through which the processing light passes is changeable, a propagating direction of the processing light propagating from the first optical system to the second optical system changes depending on the position in the condensed plane through which the processing light passes.Type: ApplicationFiled: April 15, 2020Publication date: May 11, 2023Applicant: NIKON CORPORATIONInventor: Hiroyuki NAGASAKA
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Patent number: 11642818Abstract: A method of manufacturing a fluidic device includes molding either one of the base member and the valve part with a first mold; and molding the other one of the base member and the valve part with a second mold with respect to the molded base member or the molded valve part.Type: GrantFiled: January 7, 2019Date of Patent: May 9, 2023Assignee: NIKON CORPORATIONInventors: Naoya Ishizawa, Taro Ueno, Masaaki Tanabe
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Patent number: 11644655Abstract: A variable magnification optical system comprising a plurality of lens groups which includes a first negative lens group having negative refractive power, a second negative lens group disposed at a more image side than the first negative lens group and having negative refractive power, a third negative lens group disposed at a more image side than the second negative lens group and having negative refractive power; upon varying a magnification, distances between adjacent lens groups being varied; the first negative lens group being movable to include a component in a direction perpendicular to the optical axis as a vibration reduction lens group; the second negative lens group being moved along the optical axis upon carrying out focusing; and the predetermined conditional expression(s) being satisfied. The variable magnification optical system can attain a high optical performance and be made in small in size.Type: GrantFiled: August 1, 2022Date of Patent: May 9, 2023Assignee: Nikon CorporationInventors: Takahiro Ishikawa, Norikazu Yokoi