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Patent Searching and Data


Matches 801 - 850 out of 15,359

Document Document Title
JP2022018273A
To provide a light quantity adjustment device that can accurately adjust a quantity of light even when a diaphragm member moves in a direction orthogonal to an optical axis.A light quantity adjustment device comprises: a base member 1 th...  
JP7009698B1
To provide a control device capable of acquiring a center time required for synthesizing a survey image with high accuracy when capturing a survey image. An unmanned aircraft (UAV) controller has at least a portion of the period from the...  
JP2022017837A
To provide a small-sized light quantity adjustment device and an imaging apparatus.A light quantity adjustment device comprises: at least two diaphragm blades 105, 106 that form a diaphragm aperture in cooperation and adjust the quantity...  
JP7005723B2
A blade driving device includes an opening forming member forming an opening portion, a pivotal member pivoting about the opening portion, blades configured to enter or exit from the opening portion upon receiving power transmitted from ...  
JP7005265B2
To save the space while securing sufficient stroke of operation means.A sheet plate 307 is placed with the depression direction of a release button 114 as the thickness direction. A first electrical contact piece 305 has an L-shaped exte...  
JP7002233B2
To provide a shutter which is advantageous for downsizing and can prevent a motor from falling.The shutter includes: at least one blade for opening or closing an opening; a motor for outputting a driving force that makes the blade work; ...  
JP6999477B2
To provide a light quantity adjusting device, in which the accuracy of blade travel is improved and a blade drive speed is speeded up.The light quantity adjusting device comprises: a bottom plate having an opening; an aperture blade for ...  
JP6998479B2
A variable aperture device is described that includes a casing, a base with a light transmission hole, conductive terminals on the base, a terminal connecting portion, a shape memory metal wire, a movable portion, and a driven portion fo...  
JP6993851B2
To configure a blade driving member by two members, and achieve thinness of the device.A blade driving device comprises: a blade that opens/closes an aperture of a base plate; a driving spring that travels the blade and exerts urging for...  
JP6994356B2
To miniaturize an apparatus in association with a charge mechanism.A blade driving apparatus includes a base plate which has an opening through which light passes, a blade which travels so as to open and close the opening, a driving mech...  
JP6994301B2
To provide an opening/closing mechanism such as a camera diaphragm or a fastening mechanism such as an aperture variable spectacle camera, capable of setting opening and closing ports to optional polygonal shapes in the opening/closing m...  
JP6989015B2
A lens barrel is capable of changing the aperture diameter according to a zoom position while having a short length. A lens barrel includes: a aperture unit having a cam follower; and a moving tube having a cam groove for engaging the ca...  
JP2021196470A
To provide a lens unit that can suppress reflection of light due to the shape of an inner periphery of a diaphram member, a camera module, a diaphragm member, and a method for manufacturing the same.A lens unit 11 of the present inventio...  
JP6982986B2
To suppress change in a position of a diaphragm relative to an optical axis caused by overlapping of diaphragm blades with each other.A blade driving device includes: a plurality of diaphragm blades for forming a diaphragm opening by goi...  
JP6982492B2
To provide a blade drive unit with lenses, which occupies less space and can be stably held when incorporated in a thin electronic device.A blade drive unit with lenses comprises a lens frame holding multiple lenses, and a blade drive un...  
JP6982491B2
To provide an image capturing unit (blade drive unit with lenses) comprising a blade drive unit integrated with a lens frame, which occupies less space when incorporated in a thin electronic device.A blade drive unit with lenses comprise...  
JP6980364B2
To provide an optical filter and a light-amount adjustment device, as well as an optical device that have superior optical antireflection effects.An optical filter comprises: a transparent substrate; a multi-layer film that is provided o...  
JP2021191222A
To absorb the initial position deviation and obtain good controllability when the position feedback control of a motor is performed.A motor control device includes detection means 12 that detects the actual rotation position of a motor 1...  
JP2021189388A
To provide a shutter device which suppresses chipping of a sliding surface between a brake member and a driving member formed of a resin material, and maintains stable brake performance.A shutter device has: a bottom board 400 having an ...  
JP6976171B2
A modular lens system for use with a camera system and connected therewith. The lens system including modular sections configured to include one or more lenses and/or an aperture. The one or more lenses are controlled by one or more moto...  
JP6977856B2
To provide an opening-amount adjustment device that can achieve a desired opening shape.An opening-amount adjustment device 100 comprises: a first opening member 40 that includes a first opening 42 and a first cam groove 41; a second ope...  
JP2021184064A
To increase the degree of freedom in design of a prevention mechanism to improve durability.A focal plane shutter comprises: a second rear driving member 620B that is connected with a rear blade and is pushed by a first rear driving memb...  
JP2021182718A
To provide an imaging apparatus with a further improved dust removal effect.An imaging apparatus comprises: an image pick-up device that picks up an image of a subject; dust removal means that executes dust removal processing of removing...  
JP2021532640A
The device has only two cameras (100, 102). The first camera (100) is an RGB (Red-Green-Blue) camera (100) that captures an RGB image. The second camera (102) can be selectively operated so that (i) the second camera (102) can selectivel...  
JP2021182693A
To make the amount of exposure of an image pick-up device uniform with a simple configuration in an imaging apparatus using an electronic front curtain and a mechanical rear curtain.An imaging apparatus 100 has an image pick-up device 20...  
JP6971730B2
To provide a blade drive device in which the thickness in the direction of the optical axis is reduced.Provided is a blade drive device, comprising: a base member for holding a blade member that is movable so as to shield at least a port...  
JP6971712B2
To provide a focal plane shutter which appropriately operates even if it is left at a set position for a long time, and suppresses a noise generating in setting.A focal plane shutter includes a bottom board having an opening, a vane whic...  
JP2021179506A
To stably regulate the movement of a flexible printed board with a simple configuration without increasing the size of an optical instrument and prevent a reduction in quality of signals.A flexible printed board (FPC) 701 arranged in an ...  
JP2021179600A
To adjust the amount of detected light reaching an image sensor electronically by adjusting the size of an aperture using an iris without moving parts.An optical system 200 has an electronically variable iris 206. The optical system comp...  
JP2021177594A
To improve a function of protecting an optical member from an object such as a flying object.A protection device comprises: a shield that allows an imaging surface of an optical member to be open and closed; a detector that detects an ob...  
JP6955025B2
A shutter device includes a movable shading module (1) and a movement control module (2) configured to control movement of the movable shading module (1). The movable shading module (1) includes a shading unit (30), a driving unit (40) a...  
JP6950009B2
[Problem] It is necessary to provide a compact light-quantity control apparatus capable of forming an aperture having a good shape. [Solution] The light-quantity control apparatus includes a base member (2) provided with an opening (2b) ...  
JP2021157129A
To suppress the transmission of a vibration from a shutter unit to a shake sensor.An imaging apparatus 100 includes an imaging element 430 which captures a subject image, a shutter unit 200 which allows shutter blades 4d to 4g to travel ...  
JP2021158438A
To provide an image pickup apparatus capable of acquiring an image with proper exposure while properly reducing blur.An image pickup apparatus (200) includes: an image sensor (301) configured to acquire an image; an image blur correction...  
JP2021158510A
To provide an imaging apparatus capable of accurately correcting a captured image.An imaging apparatus 1 comprises: a lens 2 for acquiring light from a subject; a diaphragm 3 whose blade 30 is formed of infrared transmission material tra...  
JP2021156948A
To provide an imaging device with which, while performing live view display between continuous shooting frames, it is possible to improve a maximum frame speed and reduce power consumption when the frame speed is lowered.An imaging devic...  
JP2021148946A
To provide a shutter blade that suppresses vibration caused by the impact when a shutter is stopped, has heat resistance, and is compact, light in weight and inexpensive.A light shielding blade 2 is a laminate in which a resin layer 8 is...  
JP2021148899A
To provide a blade driving device capable of effectively suppressing abrasion powder and dust generated in the device from being diffused.A blade driving device 1 includes a base plate 10 in which an opening S is formed, blades 21 to 28 ...  
JP2021145233A
To propose a photography system, photography method, and program, capable of performing photographing at low cost, while reducing a performer's burden.A photography system 1 includes a camera 140, a projector 120, and a shutter device 13...  
JP2021144173A
To provide a blade drive device that can finely adjust an action speed of blades due to a simple and compact configuration.A blade drive device 1 comprises: a rear blade drive lever 61 that is rotatable centering around a rear blade driv...  
JP2021134306A
To provide a fiber-reinforced base material which hardly causes warpage, and a shutter blade having high accuracy.A method for manufacturing a fiber-reinforced base material includes: a first step of preparing first sheet materials 1 in ...  
JP2021134305A
To provide a fiber-reinforced base material which hardly causes warpage and a method for manufacturing the same, and a shutter blade having high accuracy.A method for manufacturing a fiber-reinforced base material includes: a first step ...  
JP6932072B2
To perform opening adjustment with high accuracy by stably rotating a lever member which causes a blade to operate.A blade driving device comprises a base frame, a lever member rotatably pivoted at the base frame, a blade connected to th...  
JP2021128316A
To solve the problem in which: in a structure in which a notch is provided in a focus component and an actuator is accommodated in the notch, a reduction in rigidity occurs.In order to solve the above-mentioned problem, the invention of ...  
JPWO2020050066A1
With a mode setting unit (72) that sets the aperture drive mode from a plurality of aperture drive modes including a first aperture drive mode and a second aperture drive mode in which aperture drive is restricted more than the first ape...  
JP6924658B2
To provide a blade drive device in which a lens barrel mounted on a base member is made to be less unlikely to fall out.A blade drive device includes: a base member for holding a freely movable blade member so as to shield at least a par...  
JP6924009B2
A blade driving device includes an opening forming member, and a plurality of groups of blades that are pivotably disposed in a ring form around an opening portion of the opening forming member. The plurality of groups of blades include ...  
JP6924086B2
To provide a shutter which is advantageous for downsizing.The shutter of the present invention is a shutter of a focal plane type which includes: a first blade mechanism including a first blade group for opening or closing an opening for...  
JP6918502B2
To provide a blade drive device and an imaging device capable of coping with moving image photographing and capable of being easily miniaturized.The devices are provided with an opening forming member for forming an opening through which...  
JP2021113894A
To provide aperture device advantageous in terms of, for example, caliber accuracy and manufacturing cost.The aperture device includes: an aperture for adjusting the amount of light; a drive unit that drives the aperture; a controlling u...  

Matches 801 - 850 out of 15,359