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Patent Searching and Data


Matches 251 - 300 out of 8,414

Document Document Title
WO/2000/039915
An electrostatic actuator and drive configuration device for use in a system requiring a long term ON state operation. The device includes a first electrostatic actuator positioned to operate in the system requiring the long term ON stat...  
WO/2000/028375
The invention has a plurality of embodiments in which an image modifier (20) is located at either the film plane or gate (18) or an intermediate focussing plane of the camera (10). In one embodiment, the modifier may be moved to two posi...  
WO/1999/064911
An electro-optic device is disclosed which has a plurality of independently-gatable portions. One example is an image intensifier having a number of segmented photocathode areas (GP). The corresponding portions of the intensifier can be ...  
WO/1999/040483
A camera (10) having a strobe circuit including a strobe, a shutter mechanism, actuating assembly (18) including a finger portion engageable by a user's finger to operate the actuating assembly and a shield movable (20) between a first b...  
WO/1999/009453
A method and apparatus are disclosed whereby generally matched exposures for at least first and second photoresponsive materials (14, 16) generally concurrently can be obtained, wherein the first photoresponsive material (14) is more pho...  
WO/1998/035268
A camera is provided with an electromagnetic means for generating the desired mechanical movement for effecting cyclic displacement of a mechanical system, such as a mirror mechanism, shutter mechanism, etc., between two end positions. T...  
WO/1997/024641
A simplified trigger (334), shutter (172) and film advance system such as for use in a camera. In a preferred embodiment the system is mounted in a housing (264) and includes a trigger (334) with a trigger button for pressing by the oper...  
WO/1997/021142
Described herein is a shutter mechanism (10) suitable for use in a single-use camera. The mechanism (10) comprises a mounting plate (12, 120) and a shutter member (14, 140) mounted thereon. Shutter member (14, 140) comprises a spring (14...  
WO/1997/021145
Image-recording technology records images displayed on a screen (42) onto an image sheet (32). An image-recording assembly (20) has an image sheet (32) and an associated opaque shield (24). The shield (24) is slidable to expose the image...  
WO/1997/013179
As for a camera, a method for driving an electronic shutter of a camera, comprising the stages of setting an initial focus of a rotating member connected with a focus control lens in a state where the focus control lens is pre-set in a m...  
WO/1997/005423
Apparatus for modifying a beam of light, comprising at least one set of blades moveable across the beam, wherein each set of blades is arranged into a first subset of blades and a second subset of blades, and wherein the respective subse...  
WO/1996/002018
An electromagnetically actuatable central shutter for photographic camera essentially has shutter blades arranged in a common plane which can be pivoted from an initial position in which they close, overlapping one another, about pins pe...  
WO/1994/029767
A simplified trigger (34), shutter (72) and film advance system such as for use in a camera. In a preferred embodiment the system is mounted in a housing (10 and 22) and includes a trigger (34) with a trigger button (38) for pressing by ...  
WO/1993/025935
A camera is provided with means for effecting cyclic displacement of a mechanical system, such as a mirror mechanism (1) or shutter mechanism, between two end positions. The means include spring means (3) for biasing the system towards a...  
WO/1992/012455
A multipurpose interface circuit through which the control current for operating an electromagnetically driven shutter actuator (12) for a still camera may be precisely defined throughout a shutter actuation sequence (open, hold and clos...  
WO/1992/012454
A camera (14) has a shutter (42) that is reciprocally movable by a motor (54) that is in positive engagement with the shutter (42). The motor (54) provides harmonic motion to the shutter (42) between its open and closed positions. A seco...  
WO/1991/001018
A method and apparatus for providing high definition cinema pictures involves the use of a plurality of filters, each capable of transmitting light in a different wavelength band, to form a plurality of superimposed image components on t...  
WO/1990/012694
A laminate containing an image is produced by printing the image (12) on a layer (11) of a high temperature glue which has been applied to a layer of a transparent medium (10). The image is printed on the glue layer using carbon or a car...  
WO/1990/009618
Device (16) for controlling and regulating the illumination and feed speed of a motion picture film in a motion picture camera whose film feed motor (26) is connected to a rotational speed controller (23) and has a rotary shutter which i...  
WO/1990/008975
An adjustable rotary shutter for a movie camera comprises a rotary shutter (2) and a shutter-adjusting wing (4) which can be adjusted coaxially with respect to said shutter and which is connected via a gear with an adjusting motor (3) co...  
WO/1990/004198
A plurality of aperture blades (24) are each provided with an opening (30) having a V-shaped edge (32), such that when the blades (24) are superimposed they cooperate to define a six-sided aperture. The blades (24) are each mounted for r...  
WO/1989/010580
An electromagnetically operated shutter assembly for a camera includes permanent magnets (22) which are affixed to shutter blades (16). An electro-magnetic field is generated by a number of armatures (20) which interact with the permanen...  
WO/1989/001183
The device comprises two electrical conductors (1, 2) which extend perpendicullar to the direction of movement of a sheet (3) near the free end of the sheet, which can be unrolled and rolled up on a substrate (5). Permanent magnets (4, 5...  
WO/1989/001217
The device comprises a substrate (3) on which are placed a series of electrodes (1, 2) connected to a high-voltage source (6). Another electrode (8) is formed by a coating deposited on an insulating sheet (7) which is normally rolled. Ap...  
WO/1988/003665
A shutter for use as a high-speed shutter in a camera or an electronic device. The shutter (10) comprises a planar aperture blade (12) which is mounted for reciprocative movement. The aperture blade (12) includes a coil (21) which is par...  
WO/1987/002479
In an electromagnetic actuator of the type having a planar coil armature (10) mounted for movement in a magnetic field by a plurality of flexure springs (24), the flexure springs (24) lie in the plane of the planar armature (10).  
WO/1983/004348
An electromagnetic actuator of the type having a thin armature (22) positioned for movement in a thin magnetic gap is less affected by frictional drag if the armature (22) is sufficiently pliant to contact the means (14, 18) forming the ...  
WO/1983/002337
The laminae for optical shutters of cameras, lenses or the like are obtained from a sheet made by galvanoplasty, for example a nickel sheet. Thereby, subsequent working operations such as hammering, riveting may be carried out on the who...  
WO/1981/001885
An exposure control device for a camera, which includes an iron member (2) whose attraction and repelling positions are controlled over more than three stages by an electromagnet (1), and a mechanism for controlling the exposure in accor...  
WO/1981/000464
The process and device for taking pictures of moving objects are provided to allow the use of conventional photographic apparatuses and lenses. For that purpose, a photographic apparatus is used having two shutters arranged one behind th...  
WO/1979/000962
An image recording apparatus and method employing a diaphragm shutter (26) having a time variable exposure aperture with flash firing, following actuation of the shutter (26), after a time interval dependent on subject range. The functio...  
JP2013254014
To solve the problem that, in a conventional exposure condition switching device, in a case where an operation amount necessary for switching of exposure conditions increases, the size of the entire device becomes considerably large.An e...  
JP2013254172
To solve the problem in which in conventional drive units, a rocking member such as a reset lever is disposed outside a rotary member such as a cam gear to reduce utilization efficiency of a space inside the drive unit.A transmission mec...  
JP2013254007
To provide an imaging apparatus capable of executing self-timer imaging appropriately by avoiding focusing processing unintended for a photographer.An imaging apparatus is provided which has an imaging control unit that executes imaging ...  
JP2013246251
To provide a light adjustment device that can suppress an increase in size of an entire device even if a movable area of a diaphragm blade increases.The light adjustment device comprises: a first substrate and a second substrate that hav...  
JP2013246429
To provide a diaphragm aperture correction mechanism able to make a highly accurate correction despite its simple configuration and free from hazardous light such as ghost, and to provide a lens barrel.A diaphragm aperture correction mec...  
JP2013242588
To provide a shutter of an optical image system, such as a digital camera.This shutter includes an interface between a transparent body and a capillary space. A light beam introduced to the effective area of the interface is reflected by...  
JP2013238766
To provide an imaging device capable of excellently focusing even when receiving attack or the like.The imaging device includes: an imaging optical system having an imaging lens 1 and a diaphragm 103; an imaging element 2 for converting ...  
JP2013235183
To provide an optical system capable of providing good images over the entire screen even when an aperture diameter of an aperture diaphragm is changed.An optical system has an aperture diaphragm in a curved surface shape having an apert...  
JP2013235033
To solve such a problem that, in a conventional imaging device, an exclusive motor for driving a diaphragm during display of a live view image is required to be provided separately from a motor for driving a shutter.A drive unit includes...  
JP2013231821
To provide a lens device including diaphragm means capable of satisfying both of diaphragm accuracy and high-speed operation and to provide an imaging apparatus including the lens device.The lens device includes the diaphragm means which...  
JP2013231825
To provide an imaging mechanism able to adjust a quantity of light without using a mechanical configuration and to provide a forward monitoring camera equipped with this imaging mechanism.An imaging mechanism 7 provided for a forward mon...  
JP2013228493
To provide a diaphragm device and an optical apparatus where displacement of a blade is suppressed.A diaphragm device comprises: a substrate comprising an opening; a blade for opening and closing the opening; and first and second recepta...  
JP2013228468
To provide a light adjustment system which can detect that light adjustment means has moved during a non-operation period, and in which the light adjustment means can be disposed in a prescribed position.The light adjustment system inclu...  
JP2013225844
To realize photography control technology which, without the need for switching drive modes, can easily switch between photography, such as bulb photography, which responds to an operation period depending on a difference in operation me...  
JP2013222132
To provide a camera module that allows a simple structure suitable for miniaturization and thinness to achieve an image of high quality.According to an embodiment, the camera module includes an apodizer 32 that serves as a diaphragm mech...  
JP2013222203
To provide a diaphragm device with which an illumination angle can be quickly and easily modified.A diaphragm arrangement 100 for generating an oblique illumination comprises a carrier element 130, an iris diaphragm element having a vari...  
JP2013222154
To provide a diaphragm feather in which inconvenience such as flare or ghost does not occur.A diaphragm feather 21 includes a feather substrate 21w, and a feather end face 21u that is the end face of the feather substrate 21w and that fo...  
JP2013221989
To provide an aperture diaphragm device capable of certainly keeping a set aperture diameter.An aperture diaphragm device 10 has: a ring member 12 rotatably supported by a cylinder body 11 through which an optical path passes; a blade di...  
JP2013218348
To provide an imaging apparatus and an imaging method which are capable of eliminating a photographing delay caused by the reaction time of a muscle, even when the reaction time is not measured.The imaging apparatus includes means of det...  

Matches 251 - 300 out of 8,414