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JP2017102203A |
To provide an opening device having a more shortened driving time for changing an opening, and an imaging apparatus.An opening device 100 of the present invention comprises: a first circular plate member 10 whose center is open; a second...
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JP2017097126A |
To provide a blade unit mechanism of a shutter that improves durability by decentralizing and reducing stress generated owing to an impact in completion of a travel of a shutter blade group, and further suppresses bounding.The shutter ha...
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JP2017097127A |
To solve the problem in which, conventionally, in a device and the like such as being employed in a diaphragm mechanism of a video camera and the like displacing in a direction vertical to an optical axis of a lens to restrict a light fl...
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JP2017097234A |
To provide a shutter blade which can be opened and closed for a short period of time and easily makes its temperature uniform; a shutter unit; and an infrared imaging device.A shutter blade 12 is used in an infrared imaging device, and i...
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JP2017097237A |
To simplify the structure of a shutter device.A shutter device comprises: a first light shield member that moves between a first position on an outer side of an aperture provided on a base plate and a second position shielding the apertu...
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JP6139260B2 |
To obtain an infrared camera having a structure in which a large F value is obtained with an opening diameter as small as possible.The infrared camera comprises: a condenser lens D for condensing infrared rays; an infrared detector A for...
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JP2017090565A |
To provide a focal plane shutter which allows a curtain to be stabilized during continuous operation to suppress variation in exposure time.A focal plane shutter 10 comprises a base plate 11 having a first aperture 12, a blade receiving ...
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JP6133761B2 |
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JP6133740B2 |
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JP2017083727A |
To provide a lens diaphragm mechanism capable of reducing the size of a lens casing without increasing the number of components of diaphragm mechanism.The lens diaphragm mechanism is constituted of diaphragm blade of two different types ...
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JP2017078789A |
To provide a diaphragm mechanism for a camera capable of effectively preventing falling of a diagram blade simply and at low cost.A diaphragm mechanism for a camera includes: a bottom board having an opening part formed with an optical a...
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JP2017078796A |
To provide a focal plane shutter capable of changing, for each solid substance, an elastic force applied to a brake member by an elastic member, and others.A focal plane shutter 100 includes: a front blade driving member 41 that is conne...
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JP6120509B2 |
A focal-plane shutter includes at least one blade group, a shutter base plate where the blade group is rotatably attached, a blade driving member rotatably supported by the shutter base plate and configured to drive the blade group from ...
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JP6116166B2 |
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JP6117517B2 |
A focal-plane shutter includes: first, second, and third boards each including an opening and arranged in an optical axis direction passing through the openings; a first blade arranged between the first and second boards and capable of o...
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JPWO2015146971A1 |
The shutter device is located in front of the image pickup surface of the image sensor, and is located in front of the image pickup surface of the image sensor and travels along a predetermined traveling direction to block the light flux...
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JP2017073622A |
To provide an imaging apparatus capable of acquiring an imaging image in which the inside of a vehicle can be smoothly checked even in the daytime.An imaging apparatus 1 comprises: an imaging element 40; a lens 10 for forming light from ...
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JP6112862B2 |
To reduce the difference among a plurality of images acquired due to an object shake or hand shake. An image capturing apparatus 10 includes an imaging optical system 11 and an image sensor 14 that acquires an image of light coming from ...
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JP6112761B2 |
To reduce discomfort resulting from a mismatch between an operation for an operation part and drive control for a drive member, with simple structure.An imaging apparatus comprises: operation means for receiving the operation for driving...
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JP2017067875A |
To provide a focal plane shutter that can restrain scattering of dust arising therearound.A focal plane shutter is provided with a bottom board having an aperture for use in light exposure, shutter blades for switching over the aperture ...
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JP2017067906A |
To provide a focal plane shutter that can surely prevent bound of a blade caused by impact when an exposure action ends, and can prevent the blade from returning.Since a third pressing part 11g of a first driving member continues pressin...
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JP2017067939A |
To provide a focal plane shutter for an imaging device and the imaging device that can prevent blades from moving from a prescribed stop position due to an impact or the like.When a rotor 12 is at an open position and a closed position o...
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JP6108703B2 |
To provide an imaging system and a sensor unit which can transmit data using an existing imaging device with a simpler configuration.A sensor unit 20 has a communication light control section which controls communication light which is m...
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JP2017062415A |
To reduce the number of components to have a compact structure and to avoid collision of blades with each other in activation.A blade driving device includes: a base member having an opening; first and second blades rotatably supported b...
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JP2017062466A |
To provide an optical instrument capable of suppressing vignetting due to light quantity adjustment at taking images, as well as reducing a drive sound generated at the light quantity adjustment in taking moving or still images, and also...
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JP2017063307A |
To provide an imaging device that shortens time difference from a processing instruction to its processing execution in remote control by radio communication, and to provide an imaging device that reduces implementation costs by reducing...
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JP6103819B2 |
An optical apparatus having a light amount adjustment device capable of realizing a high-speed operation and a high-resolution operation. The light amount adjustment device includes a second motor that has a rotor provided with magnetize...
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JP6104057B2 |
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JP6105100B2 |
[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) ...
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JP2017058469A |
To attain prevention of exposure unevenness or increase in durability in an imaging device focal plane shutter adopting a blade inclination adjustment mechanism and an imaging device.An imaging device focal plane shutter comprises a shut...
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JP6099533B2 |
To provide an optical unit that enables an optical member to be held at a desired stationary position without causing heat damage.First and second electromagnets 67 and 68 (first and second core arms 63 and 64) are supported swingably wi...
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JP6099827B2 |
A high-contrast electro-optic liquid crystal camera iris (10) provides angle independent transmission for uniform gray shades. The liquid crystal iris comprises a combination of first and second liquid crystal devices (12, 14) arranged i...
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JP6099924B2 |
An optical apparatus includes a first optical member (10) on which a concave curved surface is formed, a second optical member (20) on which a convex curved surface is formed, and a light amount adjuster (23) that includes a plurality of...
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JP6098373B2 |
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JP2017055517A |
To provide a silent motor without hitting sound due to undesired play in a thrust direction and a radial direction of an axis at rotating the motor.A stepping motor comprises: a plurality of combs alternately arranged in a peripheral dir...
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JP6097811B1 |
[Subject] An assembly mistake is visually provided for a shuttering device etc. which can be judged easily. [Means for Solution] A ground board (10) and a back board (20) which have an opening for Optical path (1), respectively, It is ar...
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JP6095298B2 |
An imaging apparatus includes a sensor configured to photoelectrically convert light from an object to output a signal, a selection unit configured to select one of a first exposure control mode and a second exposure control mode having ...
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JP6096658B2 |
Provided is a method of manufacturing a light-shielding material for use in optical instrument and having a light-shielding coat with a broad low-gloss region while maintaining the physical properties, such as a light-blocking property, ...
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JP6094134B2 |
To precisely adjust an electronic shutter as a front curtain with a shadow of a machine shutter, which changes in accordance with an attribute of an optical system unit.A digital camera includes: an imaging element which receives light p...
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JP2017049355A |
To provide an imaging device focal plane shutter and an imaging device that remain downsizing of a shutter even with an image pick-up element upsized, and can improve continuous shooting.In a live view state by an electronic finder displ...
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JP2017050638A |
To provide an imaging apparatus capable of suppressing exposure unevenness with respect to a change in a use environment and such without using special compensation control even when an electronic shutter and a focal plane shutter are si...
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JP2017049303A |
To provide a shutter apparatus capable of improving durability of a light-shielding blade without hindering acceleration of a shutter speed.A shutter apparatus includes a light-shielding blade 1 and driving means for driving the light-sh...
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JP2017049304A |
To provide a shutter device and an imaging device that can attain a stable operation of a brake mechanism.A shutter device includes a brake member that converts a kinetic energy of at least one set of shutter blade groups to a friction h...
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JP6091048B2 |
A light quantity adjustment device includes: an aperture mechanism that varies an aperture opening through drive of aperture blades to restrict a quantity of light that passes through the aperture opening; and an ND filter inserted in an...
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JP2017044944A |
To provide an optical filter that offers a high reflection reducing effect and superior environmental resistance, and to provide a light volume adjusting unit and an optical device.An optical filter comprises a transparent substrate, a m...
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JP2017040720A |
To provide a light amount adjustment device that maintains, without increasing the number of components, the function thereof even in a case when a light amount adjustment member is brought into contact with a lens group due to unexpecte...
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JP2017040719A |
To provide a diaphragm blade driving device, a light amount adjustment device and an imaging device capable of achieving further stable driving of blades while reducing generation of noise.A diaphragm blade driving device includes: an op...
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JP6083994B2 |
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JP2017037203A |
To provide an imaging device capable of shortening time required from preliminary energization to main energization, when the preliminary energization is carried out, in the imaging device equipped with a rotary magnet type shutter.An im...
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JP2017037202A |
To provide a focal plane shutter that can surely prevent bounding upon travelling completion of a front blade group.A focal plane shutter includes: a front blade group; a rear blade group; a shutter base plate 1 that has a blade group ro...
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