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JP7148671B2 |
To enable a diaphragm diameter of an optical diaphragm to be changed without needing a mechanical moving unit in an ophthalmologic apparatus in which an optical diaphragm is disposed between an eye to be examined and a target.An ophthalm...
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JP2022143848A |
To provide a diaphragm plate shortening a lens barrel while suppressing the deterioration of image quality.A diaphragm plate 50 is configured by a material having flexibility and shutting off light. The diaphragm plate 50 is equipped wit...
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JP2022143876A |
To provide an electromagnetic actuator having improved responsiveness while maintaining the self-holding force of a rotator high.An electromagnetic actuator comprises: yokes 21,22 composed of a magnetic material; a coil 23 wound around t...
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JP2022141316A |
To provide an image capturing device capable of reducing variation in resolution due to an object distance.An image capturing device according to an embodiment of the present disclosure comprises an image capturing unit configured to pho...
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JP2022539384A |
A shutter structure (100) and imaging device (1000), the shutter structure (100) comprising a stator assembly (20), a rotor assembly (40) and a vane assembly (60). The stator assembly (20) includes a fitting (24) and a lid (28). The roto...
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JP2022132654A |
To provide a camera device.A camera device includes a plurality of lenses and an annular body. The lens and the annular body are disposed along an optical axis from an object side to an image side. The annular body is provided between th...
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JP2022128780A |
To provide an imaging device, an imaging method, and a program for applying a single vibration to the vibration applied to a camera body by a shutter using an exciter.An imaging device includes: a camera body 1; a shutter 14 supported mo...
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JP7128569B2 |
A light-shielding film and the like are provided which have a light shielding property and a low reflectivity required for optical device usage and in which heat and smoke generation due to absorption of near-infrared light is reduced. A...
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JP2022127408A |
To provide a blade driving device that can suppress dispersion of worn powders generated in the connecting part of a blade and an arm to the outside.A blade driving device 1 includes: a ground plane 10 with an opening S for guiding light...
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JP7120851B2 |
To provide a lens blade driving device which couples a blade drive unit with a lens frame to integrally move the lens frame and the blade drive unit, and which prevents a flexible wiring board for supplying power to the blade drive unit ...
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JP7118801B2 |
A lens apparatus includes a base member including a rectilinear guide groove portion, a cam barrel including a cam groove portion, a lens holding member provided with a roller member inserted into the rectilinear guide groove portion and...
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JP2022118576A |
To provide a novel electromagnetic wave absorption particle.There is provided an electromagnetic wave absorption particle that contains complex oxide, and the complex oxide contains A elements being one or more types of elements selected...
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JP2022118577A |
To provide a novel electromagnetic wave absorption particle.There is provided an electromagnetic wave absorption particle that contains complex oxide, and the complex oxide contains A elements being one or more types of elements selected...
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JP2022536186A |
A motor (10) comprising a printed circuit board assembly (12) with windings (120), a stator core (13), a rotor (14), and magnets (14) attached to said rotor (14). 15) and is applied to a shutter device (1) and an imaging device having th...
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JP7115627B2 |
Provided are a diaphragm mechanism and an optical apparatus that enable a reduction in the number of members, an improvement in assembly accuracy, an improvement in the rotation stability of the members, effective assembly work, and an i...
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JP7113631B2 |
An actuator is provided with: a first coil having a first flat surface formed at one axial end thereof; a second coil which has a second flat surface formed at one axial end thereof so as to be parallel to the first flat surface, and whi...
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JP7109964B2 |
To suppress an influence of uneven exposure generated in an image obtained by using both a mechanical shutter and an electronic shutter.An imaging apparatus (10) includes: an image sensor (104) that photoelectrically converts an optical ...
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JP7108500B2 |
The present invention achieves, in a driving device that drives a lens unit and a blade member by one actuator to achieve size and weight reductions of optical equipment, a reduction in the amount of force of the actuator while achieving...
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JP2022109254A |
To solve the problem of increase in friction force due to wear of a slide film in an early stage after start of use and a resulting possible large change in curtain speed in a conventional slide film provided on a slide part of a focal p...
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JP7098832B2 |
An imaging apparatus includes an imaging element, a moving mechanism that corrects a shake, a curtain that blocks an incidence ray on the imaging element by traveling in a column direction, and a processor configured to, in a state where...
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JP2022100923A |
To provide a small-size lens barrel that can prevent ghost and flare.A lens barrel has a first lens holding part that holds a first lens, and a second lens holding part that holds a second lens arranged closer to an image surface than th...
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JP7095667B2 |
To provide: a light shielding plate that enables a decrease in a light amount of light which is reflected on a side surface, where a hole is partitioned, so as to be transmitted through th hole; a camera unit; and an electronic apparatus...
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JP7095695B2 |
To enable correction or adjustment of a curtain travel curve in a case of driving an opening and closing blade by a power source in which a motor mechanism and a spring mechanism are combined.Provided are the motor mechanism that generat...
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JP7094790B2 |
To provide a light-amount adjusting apparatus and an optical instrument that has a light-amount adjusting blade having high sliding property without forming a linear contact part in a total region of the light-amount adjusting blade.A li...
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JP2022098197A |
To provide a blade driving device enabling reduction of the number of the components thereof and enabling reduction of the size of the blade driving device.A blade driving device 1 comprises: a base member 10 having a support shaft 63 ex...
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JP2022096265A |
To provide a blade driving device that can reduce backlash, is highly accurate, and can reduce noise.A blade driving device comprises: an opening forming member that has an opening for passing light therethrough; a plurality of diaphragm...
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JP2022094536A |
To provide a lens device that is advantageous for rotation of an aperture diaphragm around an optical axis.A lens device 30 includes: a plurality of diaphragm blades 5 forming an aperture diaphragm; a container member 4 for containing th...
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JP7086618B2 |
An imaging apparatus including an imaging element that images an object through an imaging optical system is provided that includes a driving unit configured to drive the imaging element in a direction orthogonal to the optical axis of t...
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JP7086631B2 |
To provide an imaging apparatus that acquires temperature distribution information of a light transmittance-variable element without decreasing optical characteristics and controls heat absorbed by the light transmittance-variable elemen...
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JP7086551B2 |
An image pickup apparatus corrects defocusing caused by an aperture difference to prevent degradation in AF focusing accuracy. In the image pickup apparatus, an image shift amount is detected based on a pair of picture signals by a phase...
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JP2022087455A |
To provide an optical apparatus capable of sufficiently controlling the clearness of a blurred image even when the iris aperture is greatly changed.An optical apparatus of the present invention comprises an optical element 103 capable of...
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JP2022079541A |
To form a blade driving member with two members and reliably lock a member for opening and closing blades with relatively simple control.A blade driving device comprises: blades that open and close an opening of a base plate; a drive spr...
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JP7066376B2 |
According to an aspect of the invention, the diaphragm apparatus includes: a plurality of diaphragm blades which define an aperture diameter; a driving member which includes a protrusion protruding in an optical axis direction, rotates a...
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JP7063417B2 |
A light shielding member formed of an annular metal base material includes a front surface, a rear surface facing away from the front surface, and an outer peripheral surface connecting the front and rear surfaces in an outer periphery o...
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JP7059088B2 |
To overcome a case with a conventional slide film arranged at a slide part of a focal-plane shutter that friction force is increased by abrasion of a slide film at an initial step after use start and large change is generated on a curtai...
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JP7057120B2 |
A shutter apparatus includes a blade unit configured to open and close an opening used for exposure, a blade moving member configured to move the blade unit between an open position and a closed position of the opening, an urging member ...
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JP7051510B2 |
To provide a lens device capable of providing appropriate control in accordance with temperature of a motor driving an aperture stop through a simple design.A lens device (2) comprise an aperture diaphragm (23), a motor (25) for driving ...
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JP2022057388A |
To provide a light-shielding plate for a fixed diaphragm unlikely to break even when held by tweezers or the like and unlikely to deteriorate an adhesiveness to a cylindrical frame of an imaging optical system.A light-shielding metal pla...
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JP2022057389A |
To provide a light-shielding plate for a fixed diaphragm unlikely to break even when held by tweezers or the like and unlikely to deteriorate an adhesiveness to a cylindrical frame of an imaging optical system.A light-shielding metal pla...
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JP7045858B2 |
To reliably lock a member for opening and closing a blade with relatively simple control when a driving member of the blade is constituted of two members.In a blade driving device, a driving member for driving a blade is constituted of t...
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JP2022051426A |
To provide a camera module capable of photographing suitably.A camera module CM includes an imaging element 3, a liquid crystal panel PNL including an incident light control region PCA, and a lens LN. The liquid crystal panel PNL include...
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JP2022049754A |
To provide an observation optical device which offers automatic focusing while minimizing the increase in size and reduction in the amount of light.An observation optical device (100) is provided, comprising an objective lens system (101...
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JP7040558B2 |
To provide an opening device which requires a less opening change driving time.The opening device which is provided in an exchange lens attachable to a camera body, includes: a movable member; a driving unit for moving the member; a plur...
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JP2022045754A |
To perform high-speed continuous shooting by using the power supplied from an external power source (for example, a power supply device).An imaging apparatus that can be connected to a power supply device comprises: a motor; power supply...
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JP7039249B2 |
To conduct an excellent observation using various different types of functions of an interchangeable lens unit.An observation device 100 has no imaging units. The observation device includes: a mounted part 109 removably attached to an i...
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JP7038003B2 |
This blade driving device comprises: an aperture unit that is fixed to a lens barrel which is moveable in a camera module having an imaging element for imaging a subject, the aperture unit having a blade member for increasing/decreasing ...
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JP7038108B2 |
A focal plane shutter has a front blade and a rear blade for opening/closing an exposure opening formed in a shutter base plate; a front blade first driving member that is coupled to the front blade and a rear blade first driving member ...
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JP2022041036A |
To reduce the size in the short direction of a two-way lens in a blade driving device arranged for the two-way lens.Disclosed is a blade driving device 103 arranged on a beam of a bending optical system passing through a two-way lens in ...
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JP2022041037A |
To provide a light quantity adjustment device in three or more stages with a simple configuration.A light quantity adjustment device comprises: a base member 1 that has a light passage opening 1b; a lens holding member 2 that is movable ...
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JP2022041035A |
To miniaturize a blade driving device in a short side direction.Disclosed is a blade driving device 103 arranged on a light ray 102 passing through a non-circular lens 100 which includes: a ground plate on which an opening part is provid...
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