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| Number | Title | Issue Date |
| 8135271 | Method of calibrating an autofocus lighting device of a camera A method of calibrating an autofocus (AF) lighting device of a camera is disclosed. A reference image is captured with light projected from the AF lighting device, and a relative position of a central coordinate of the projected light with respect to a central coord... | 03/13/2012 |
| 7848629 | Auto-focus system and auto-focus method thereof An exemplary auto-focus method includes the following steps. An ambient brightness is measured before a pre-flash. Then, a pre-flash ambient brightness is also measured during the pre-flash is fired. A main flash ratio is subsequently calculated using the ambient br... | 12/07/2010 |
| 7826736 | Camera and method for use with camera A camera comprising a first imaging part for capturing IR image data of a first field of view, said first imaging part comprising IR optics, a second imaging part for capturing visible light data of a second field of view at least partially overlapping the first fie... | 11/02/2010 |
| 7630621 | Interchangeable lens camera, camera body thereof and lens unit In a camera body of an electronic camera, first information representing spectral characteristics of auxiliary light is read out of a nonvolatile memory under control of a CPU of the camera body. The first information is sent to a serial driver of a lens unit via a ... | 12/08/2009 |
| 7620308 | Digital camera and method of controlling the same In order to carry out relatively accurate AF control while eliminating the adverse effect on a reproduced moving picture, a subject is imaged every 1/30 seconds, so that subject images are obtained. Image data representing the subject images respectively correspondi... | 11/17/2009 |
| 7558474 | Imaging device The present invention provides an imaging device including a photographic optical system having a zoom function, an auxiliary light irradiation device which includes an auxiliary light source emitting auxiliary light and which irradiates the auxiliary light towards ... | 07/07/2009 |
| 7493035 | Method for focusing by using a pre-flash A method for focusing by using a pre-flash is provided. The method includes the following steps. First, the image sensor captures a first image of the object, wherein the average brightness of the first image is calculated to be Y0. Next, the image sensor... | 02/17/2009 |
| 7415211 | Interconnections and protection between optical communications networks An optical communications system including a submarine optical communications system, a landing station associated with the submarine optical communications system, a terrestrial optical communications system, a point of presence associated with the terrestrial opti... | 08/19/2008 |
| 7415201 | Auto focusing device for camera and method used in auto focusing device for camera for determining whether or not to emit auxiliary light An auto focusing device for a camera includes a focus detecting section which detects a focused state of an image taking lens an AF mode setting section sets an AF mode of the camera to either a first AF mode or a second AF mode. An auxiliary light emitting section ... | 08/19/2008 |
| 7412159 | Image pickup apparatus and defocus amount correction value calculation method An image pickup apparatus, in which a light is projected toward a physical object by projection means, and based on the reflected light by the physical object of the light, a defocus amount is detected (steps S2003 to S2008) by the first focus detectio... | 08/12/2008 |
| 7389041 | Determining scene distance in digital camera images A method for producing a distance map of scene distance values for a digital image captured by a digital camera includes capturing a first digital image of a scene under a first illumination condition, wherein the first digital image includes a plurality of pixels a... | 06/17/2008 |
| 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 |
| 7334914 | Apparatus and method for aligning a substantial point source of light with a reflector feature A combination for use in aligning a substantial point source of light with respect to an axis of a reflector is provided. The combination includes a reflector, a lamp bulb having a substantial point source of light, and a movable lamp bulb holder. The movable holder... | 02/26/2008 |
| 7336037 | Intelligent electrical switching device The present invention, according to a preferred embodiment, is directed to portable electronic devices which operate on exhaustible power sources, for example, batteries. The electronic devices of the present invention comprise at least one signal switch and a micro... | 02/26/2008 |
| 7333145 | Camera module A camera module comprising an image sensor array, a gain amplifier, an indicator set to indicate whether a first flash device or a second flash device is present, and a plurality of storage locations. The plurality of storage locations is configured to store an expo... | 02/19/2008 |
| 7333182 | Range finder and method of reducing signal noise therefrom A range finder includes an optical sensor circuit including optical sensors and an integrator circuit disposed for the optical sensors. It further includes selection switches (MOSFETs), which selectively connect optical sensors to the integrator circuit, non-selecti... | 02/19/2008 |
| 7322722 | Light fixture A light fixture for flush mounting against a ceiling wall includes a housing for securement in a wall hole and a light transmitting lens. The lens is flush with the wall and covers the entirety of the housing so that the housing is not viewable when installed. The o... | 01/29/2008 |
| 7307251 | Active background control for infrared cameras A light source is injected into an optical path of a camera to provide a controlled background to insure optimum uniformity of performance of the camera. An optical system, camera, image background measurement system, source intensity control, and light source compr... | 12/11/2007 |
| 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 |
| 7283736 | Imaging apparatus and imaging method An imaging apparatus including a ranging device for measuring a distance to a subject, a device for radiating fill-light to the subject, and a re-ranging determining device for determining as to whether re-measurement is executed based on a measured result of the ra... | 10/16/2007 |
| 7280147 | Auto focusing apparatus and image inputting apparatus An auto focusing apparatus comprises a contrast AF (auto focusing) means (10), an outside light AF means (20), a release button (30), a focusing accurate priority button (40) and control means (50). The control means controls the c... | 10/09/2007 |
| 7264372 | Apparatus and method for aligning a substantial point source of light with a reflector feature A combination for use in aligning a substantial point source of light with respect to an axis of a reflector is provided. The combination includes a reflector, a lamp bulb having a substantial point source of light, and a movable lamp bulb holder. The movable holder... | 09/04/2007 |
| 7259375 | Special effects video camera The invention provides a video camera fitted with telemetry means which provide, in parallel with the image, information relating to the distance of each of the filmed points of an image. A clip key calculated on the information relating to the distance may be calcu... | 08/21/2007 |
| 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 |
| 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 |
| 7226185 | Illumination system with alignment mechanism and method An illumination system including a plurality of light source modules each including a light-emitting surface and a dome lens, an illumination target and at least one optical device disposed between at least one of the light source modules and the illumination target... | 06/05/2007 |
| 7221437 | Method and apparatus for measuring distances using light A method and device for measuring a distance to an object with light determines the distance by measuring the relative intensity of light reflected from the object and traveling over two or more paths of differing optical length. Light is emitted by one or more ligh... | 05/22/2007 |
| 7204418 | Pulsed illumination in imaging reader A target is illuminated with high intensity light pulses to make the target appear stationary to a solid state imager of an imaging reader to improve reader performance at high swipe speeds of the target. ... | 04/17/2007 |
| 7202902 | Image monitor apparatus controlling camera and illumination in order to optimize luminance of picked-up image In an image monitor apparatus for monitoring an image: a camera picks up an image; an emission control unit controls at least one light emitting element; an image signal acquiring unit performs analog-to-digital conversion of the image picked up by the camera so as ... | 04/10/2007 |
| 7196844 | Imaging optical device, in particular binoculars or telescope An imaging optical device, in particular binoculars or a telescope, comprises, in addition to a casing, an optical system with at least two optical components, the distance of which relative to one another is adjustable for focus setting of the optical system. This ... | 03/27/2007 |
| 7193731 | Optical displacement sensor Optical displacement sensor may possess light-emitting element(s) for projecting light onto distance measurement target(s), and light-receiving element(s) capable of receiving light reflected from distance measurement target(s) and disposed such that light-receiving... | 03/20/2007 |
| 7193651 | Camera system, lens apparatus and camera A camera system has a camera with a photosensitive member that records optical images; and a lens apparatus removably mounted on the camera and forming an optical image with an image taking optical system including a focus lens. Focus control of the focus lens is ch... | 03/20/2007 |
| 7160258 | Capsule and method for treating or diagnosing the intestinal tract A device and method for mapping, diagnosing and treating the intestinal tract is provided using a capsule passing through the intestinal tract. Further, a capsule tracking system is provided for tracking a capsule's location along the length of an intestinal tract a... | 01/09/2007 |
| 7158182 | Camera that engages in a focusing operation through a contrast method A camera includes: an image-capturing element that captures a subject image through a photographic lens having a focusing lens; an evaluation value calculation unit that calculates focus evaluation values at a plurality of lens positions assumed by the focusing lens... | 01/02/2007 |
| 7149420 | Auto-focusing lens with progressive variable focal element An improved method and module for auto focusing utilizes a variable thickness focus element. A different thickness, and thus a different focus, is optically coupled to an image sensor by rotating the focus element. Movement along the optic axis is not required. This... | 12/12/2006 |
| 7145598 | Image pickup apparatus capable of making effective depiction by reducing pixel signals An image pickup apparatus is provided with a number-of-pixels reducing circuit arranged to form a reduced image by reducing to a predetermined number the effective pixels among all pixels owned by an image sensor in such a manner that the method for reducing the eff... | 12/05/2006 |
| 7145602 | Exposure control method for digital camera An apparatus and method for controlling exposure of a digital camera with high precision by setting a proper exposure amount by emitting auxiliary light during auto-focusing, detecting the luminance level of an object, and carrying out an exposure controlling operat... | 12/05/2006 |
| 7145647 | Measurement of spatial coordinates A system for measurement of spatial coordinates comprising a probing tool and a main measuring unit, wherein said probing tool comprises a reflective object element, observation mechanism located in a known position and orientation relative to said reflective object... | 12/05/2006 |
| 7136521 | Optical arrangement for producing stereoscopic images An optical arrangement for stereoscopic viewing of objects which is outfitted with an imaging system and with at least one lens group with a fixed focal length which is arranged between the imaging system and a viewed object for changing the imaging scale. This is a... | 11/14/2006 |
| 7133277 | Electronic device A miniaturized electronic device including a battery storing container having an opening for placing a battery in and out, a recording medium storing part for storing a recording medium detachably, and a plurality of circuit boards constituting predetermined circuit... | 11/07/2006 |
