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| Number | Title | Issue Date |
| 7801433 | Camera with AF auxiliary illumination The present invention provides a camera with AF auxiliary illumination in which the focus position of an image taking lens is AF controlled to bring an object into focus, based on contrast information of an image acquired from an image pickup device, and if the phot... | 09/21/2010 |
| 7646971 | Assist light illuminance control A system receives an input with a light sensor of a device, determines a luminance of a subject based on the received input, and adjusts an output of an assist light of the device based on the determined luminance. ... | 01/12/2010 |
| 7499638 | Object recognition apparatus The object recognition apparatus has an active range finder having a floodlight unit which floodlights a light onto a target object, and determines a distance up to a target object on the basis of a reflected light therefrom, a stereo camera to determine a distance ... | 03/03/2009 |
| 7365790 | Autofocus system for an image capturing apparatus A digital camera 100 includes a photographic optical system (21) for projecting an image of a subject; a CCD (24) for converting the projected image into an image signal and outputting it; a focus driving system (25) which changes a focus... | 04/29/2008 |
| 7342604 | Picture filing device, digital camera and frame-picture managing method A digital camera is provided with a picture filing key including a grouping button. Upon turning on the grouping button, a grouping mode is set. When a picture is taken under the grouping mode, link information is added to image data to be recorded in a memory card.... | 03/11/2008 |
| 7303308 | Lighting apparatus Lighting apparatus for an image-gathering device, includes a light frame supporting a plurality of light emitting diode lamps configured to emit light at a tungsten balanced colour temperature, and a focussing frame comprising a plurality of light focussing lenses c... | 12/04/2007 |
| 7295391 | ND filter for aperture device and aperture device comprising ND filter This invention decreases deformation of a plastic substrate caused by thermal expansion and contraction in an evaporation process of forming a multi-layered film of an ND filter, thus helping prevent wrinkles. The plastic substrate serving as the base of the ND filt... | 11/13/2007 |
| 7248795 | Image projection apparatus, projection image pattern, laser drive apparatus, camera apparatus Image projection apparatus wherein, a focusing lens is controlled when a shutter is operated so that a contrast signal, obtained when a luminance signal from a camera signal processing circuit is supplied to an auto focusing detection circuit, may become maximum. A ... | 07/24/2007 |
| 7230779 | ND filter and aperture diaphragm apparatus An ND filter is made of a transparent substrate having a plane. An optical film is formed on the plane of the transparent substrate. The optical film has a lamination structure including a light absorption film and a dielectric film, and has a variable transmission ... | 06/12/2007 |
| 7228070 | Image projection apparatus, projection image pattern, laser drive apparatus, camera apparatus Image projection apparatus wherein, a focusing lens is controlled when a shutter is operated so that a contrast signal, obtained when a luminance signal from a camera signal processing circuit is supplied to an auto focusing detection circuit, any become maximum. A ... | 06/05/2007 |
| 7071986 | Digital camera utilizing illumination from a flash light for focus detection and control Flash emission is required when image data have a low luminance value and when it is determined that flash emission is not prohibited, the built-in flash is used for autofocus (AF). An AF evaluation value is obtained under the flash emission, and the lens is driven ... | 07/04/2006 |
| 6990292 | Image projection apparatus, projection image pattern, laser drive apparatus, camera apparatus Image projection apparatus wherein, a focusing lens is controlled when a shutter is operated so that a contrast signal, obtained when a luminance signal from a camera signal processing circuit is supplied to an auto focusing detection circuit, may become maximum. A ... | 01/24/2006 |
| 6985627 | LED bar array high addressable imaging in 2-dimensions An imaging apparatus includes an input that receives a stream of image pixels such as high addressable bits, multiple bits per pixel or binary image bits representing an input image and a processor that processes and directs signals to an LED bar that selectively ex... | 01/10/2006 |
| 6973263 | Image projection apparatus, projection image pattern, laser drive apparatus, camera apparatus Image protection apparatus wherein, a focusing lens is controlled when a shutter is operated so that a contrast signal, obtained when a luminance signal from a camera signal processing circuit is supplied to an auto focusing detection circuit, may become maximum. A ... | 12/06/2005 |
| 6952314 | Method of manufacturing ND filter, and aperture device and camera having ND filter The present invention provides a method of manufacturing an ND filter having a gradation density distribution, the ND filter, and an aperture device and a camera having the ND filter. A structure thereof is as follows. The method of manufacturing an ND filter having... | 10/04/2005 |
| 6842302 | ND filter, method for producing the ND filter, and aperture device including the ND filter An ND filter includes a substrate formed in a plastic sheet and a deposited film formed on a surface of the substrate. The plastic sheet has at least 120° C. of a glass transition temperature. In producing the ND filter, the deposited film is formed on the surface ... | 01/11/2005 |
| 6842301 | ND filter and aperture device including the same An ND filter includes a substrate formed in a plastic sheet and a deposit film deposited on a surface of the substrate. The plastic sheet is composed of a norbornene resin and the deposit film is composed of a nickel-chromium alloy. The norbornene resin has a small ... | 01/11/2005 |
| 6741044 | Lamp lighting controlling apparatus and light emitting apparatus When a lamp is turned on and a wafer is placed on a light exposure surface, a controlling unit opens a shutter plate so that light is emitted on the light exposure surface and an illuminometer receives the light. An accumulated light amount measuring unit converts i... | 05/25/2004 |
| 6718134 | AF auxiliary light projector for AF camera An AF auxiliary light projector for an AF camera includes a focus detection optical system having a first optical axis, and an AF auxiliary light projecting optical system having a second optical axis which intersects the first optical axis, the AF auxiliary light p... | 04/06/2004 |
| 6711351 | Camera Where a subject is dark, half pressing of a shutter release button causes an auxiliary light for auto-focusing use to be emitted from an electric flash. If half pressing and cancellation take place consecutively, a power of a main capacitor for the electric flash wi... | 03/23/2004 |
| 6507707 | Distance measuring apparatus and distance measuring method Provided is a distance measuring apparatus that can cope with the problem of wrong distance measuring attributable to the presence of miscellaneous subjects and minimize the possibility of defocused photographing. In this distance measuring apparatus, pas... | 01/14/2003 |
| 6498900 | Automatic focusing apparatus An automatic focusing apparatus in which the quantity of auxiliary light can be precisely controlled regardless of conditions of an object to be taken is disclosed. The apparatus includes a passive AF sensor unit, a flash device and a main CPU which contr... | 12/24/2002 |
| 6137959 | Apparatus for controlling a light source used in conjunction with the operation of an imaging device An apparatus and method for controlling a light source that is used during operation of an imaging device (e.g., a camera) and, in particular, during operation of a camera feature/subsystem such as an AF subsystem, a red-eye reduction subsystem, a self-ti... | 10/24/2000 |
| 5860029 | Camera system having a flash device capable of performing a high speed synchronized photography A camera system includes a camera device and a flash device. The camera device has a first mode where a control aperture value and a control shutter speed are automatically determined; and a second mode where the operator is allowed to determine either a ... | 01/12/1999 |
| 5752115 | Autofocus camera with power control for emitted beam A camera (10) includes a camera body (12), an objective lens (14) that receives light from a scene (34) and focuses the light on a focal plane (36) in the camera body. An emitter (18) receives power and produces a beam (66) oriented generally along an opt... | 05/12/1998 |
| 5652927 | Transmitting information between a computer and an auto focus camera In a camera adapted to receive and transmit information by means of radiation beams to and from a computer and having an auto focus system and including means for providing a radiation beam and radiation beam sensor means and being effective in a first mo... | 07/29/1997 |
| 5625498 | Lens assembly for optical scanners A lens assembly including a printed circuit board having a longitudinal series of light emitting diodes, a casing mounted on the printed circuit board and covered over the light emitting diodes and having a glass cover, and a lens having a bottom side mou... | 04/29/1997 |
| 5546156 | Camera with pointing aid A camera having a pointing aid emitter that produces a visible beam generally aligned with the optical axis of the camera objective lens such that the visible beam illuminates an object in the scene includes a scene measurement system that measures an asp... | 08/13/1996 |
| 5442417 | Automatic flash amount control apparatus of camera An automatic flash amount control apparatus of camera in which a flash device and a photographic lens are set, comprises a focus detection device for performing focus detection with a photographic field being divided into a plurality of focus detection zo... | 08/15/1995 |
| 5371655 | System for varying light intensity such as for use in motion picture photography A lighting system and method with variable light intensity for use in motion picture photography. In the lighting apparatus, light emitted from a source is passed through an aperture and then through a section of a movable, neutral density filter. The pre... | 12/06/1994 |
| 5150146 | Focus detecting device utilizing auxiliary illumination A focus detecting device for a camera utilizing auxiliary illumination, comprises a sensor for detecting the image of a photographic object, a first light emitter for projecting a first auxiliary light toward the object, a second light emitter for project... | 09/22/1992 |
| 5075715 | Flash device with charging completion control feature A camera is provided to effect flash photography using a flash device, in particular, a camera of the type which actuates a function such as a shutter release function when the charged voltage of the main capacitor of a flash device reaches a predetermine... | 12/24/1991 |
| 5001509 | Automatic focus adjusting apparatus An automatic focus adjusting apparatus for adjusting automatically a focus condition of an objective lens includes a CCD array for receiving light from an object and producing a accumulated charge signal representing the accumulated charge. using the accu... | 03/19/1991 |
| 4934810 | Method and apparatus for controlling the quantity of emitted light in an optical measuring head The invention relates to a method and apparatus for controlling the quantity of emitted light in an optical measuring head. The control of the emitted light quantity of a laser diode mounted in the optical measuring head is dependent upon the stray light ... | 06/19/1990 |
| 4723073 | Light emission quantity control device for focus detection In an automatic focus detecting device having a light projecting element for projecting light for focus detection onto an object to be photographed and a light receiving element for receiving the light reflected by the object, controls an imaging optical ... | 02/02/1988 |
| 4668068 | Automatic focus adjustment apparatus An automatic focus adjustment apparatus adapted for use with cameras includes an automatic focusing means for shifting an imaging objective for automatic focusing in response to an output signal from a pair of photo-detectors which receives light radiated... | 05/26/1987 |
| 4642451 | Distance measuring device with various controls of the light emitting means In the disclosed distance measuring device a light source projects light on an object to be photographed. A photo-electric converter for receiving light reflected from the object includes at least one photo-electric converting portion whose electric charg... | 02/10/1987 |
| 4522492 | Distance measuring device A distance measuring device comprised of a system which projects infrared rays on a distant object, a light receiving optical system positioned at a prescribed base length from the infrared ray projecting system; a sensor of the signal storage type includ... | 06/11/1985 |
| 4508963 | Detector mismatch correction apparatus Apparatus for correcting the mismatch which occurs in condition responsive detector pairs in a detector array so that the outputs of the detectors in the pairs are substantially the same when they are subjected to substantially the same condition.... | 04/02/1985 |
| 4429966 | Camera with photoelectric focus detecting device Disclosed is a single reflex camera with a photoelectric focus detecting device or a photoelectric converting element for receiving light from an object through a picture-taking lens. Light reflected by a photosensitive member or film during exposure ther... | 02/07/1984 |
