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8953899 Method and system for rendering an image from a light-field camera  
A method for rendering an image from a light-field camera, which generates a raw light-field image, includes: generating feature data, which includes feature elements associated with position...
8639105 Imaging apparatus having autofocus function, and control method for the imaging apparatus  
An apparatus includes an imaging unit, a focus detection unit configured to detect a focusing state of a focus lens, a designation unit configured to receive a designation of an in-screen position...
8634711 Image capture apparatus and method  
An image capture apparatus comprises: a moving unit configured to move a focus position of a photographing lens relative to an image sensor at a predetermined amplitude by changing a distance in...
8415599 Device for measuring the defects of an imaging instrument with two opto-electronic sensors  
The present invention relates to a device for measuring defects of an imaging instrument with a sensor that is accurate, simple to produce and implement and inexpensive. According to the...
8412035 Imaging apparatus having autofocus function, and control method for the imaging apparatus  
An apparatus includes an imaging unit, a focus detection unit configured to detect a focusing state of a focus lens, a designation unit configured to receive a designation of an in-screen position...
8358337 Pupil detection device and pupil detection method  
A pupil detection device includes a camera, a light source disposed at the camera, an optical system, and an image processing system, which are disposed so that the examinee's face is irradiated...
8315514 Image capture apparatus and method  
An image capture apparatus comprises: a moving unit configured to move a focus position of a photographing lens relative to an image sensor at a predetermined amplitude by changing a distance in...
8248457 Optical device  
A stereoscopic device including a sensor assembly for detecting a sequence of stereoscopic images of an object, a movement detector for detecting the movements of the sensor assembly relative to...
8059954 Single lens reflex camera comprising a focus detecting apparatus and method of photographing  
An SLR camera having a focus detecting apparatus and a photographing method thereof are disclosed. The SLR camera may include an AF sensor, the pixels of which may be disposed in various...
7995910 Imaging device and focal point detector  
A focal point detector includes: a condenser lens for transmitting a light image from an optical system; and a distance measurement sensor group for receiving a luminous flux which has passed...
7863550 Focus detection device and focus detection method based upon center position of gravity information of a pair of light fluxes  
A focus detection device comprises: an image shift detection unit that detects a relative shift amount of a pair of images formed by a pair of light fluxes having passed through an optical system;...
7864413 Examination apparatus with multiple image acquisition devices  
An examination apparatus that observes a specimen in a stationary state while suppressing the blurring caused by a control delay. The apparatus includes a first optical system and a second optical...
7826067 Method and apparatus for quantitative 3-D imaging  
Described is a method and apparatus for obtaining additional information from an object and a method for surface imaging and three-dimensional imaging. Single lens, single aperture, single sensor...
7800844 Focus detection optical system and imaging apparatus incorporating the same  
The invention relates to a focus detection optical system for digital single-lens reflex cameras or the like and an imaging apparatus incorporating the same. A pupil division optical system...
7781710 Image pickup apparatus, control method, and program with autofocus selection  
An image pickup apparatus, a control method and a program are provided. The image pickup apparatus includes an imaging module which takes an image; a display module which displays the image taken...
7745772 Image forming state detection device  
An image forming state detection device comprises a micro-lens array that is disposed at a position set apart from a predetermined focal plane of an image forming optical system by a specific...
7718940 Compound-eye imaging apparatus  
A plurality of imaging optical lenses (301a to 301c) form a plurality of subject images on a plurality of imaging regions (302a to 302c), respectively. When viewed along a direction parallel with...
7711260 Digital camera and camera system  
There is disclosed a digital camera which detects a focus of a lens unit by a method selected from a plurality of focus detection methods based on information on the lens unit taken from the lens...
7702229 Lens array assisted focus detection  
A focus detection device includes an image sensor and a plurality of lenslets. Each of the plurality of lenslets has a distinct conjugate length and is associated with a distinct portion of the...
7634188 Method and apparatus for calculating a focus metric  
A method comprises receiving a focusing image and shifting the focusing image to obtain a shifted focusing image. In the method, a focus metric of the focusing image is calculated from the...
7620312 Focus detection apparatus and signal processing method for focus detection  
A focus detection apparatus includes an image sensor that applies photoelectric conversion to incident light and accumulates charge, a first output unit that outputs electric signals based on the...
7615729 Apparatus and method for resonant lens focusing  
A method and apparatus for focusing an image on a pixel array. The method includes the steps of continuously changing the distance between a lens and a pixel array between a first distance and a...
7582854 Focus detection apparatus for detecting a relative positional relationship between a pair of object images  
A focus detection apparatus comprising a focus detection unit adapted to employ a photoelectric conversion element to detect a relative positional relationship between a pair of object images...
7528354 Method and device for position sensing of an optical component in an imaging system  
A light beam is used to illuminate a spot on a lens element which is shifted along the optical axis of an imaging system for auto-focus or optical zoom purposes. The light beam is arranged such...
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...
7405762 Camera having AF function  
A camera having an electronic image pickup element and a distance-measuring circuit that uses light signals obtained from light images of a plurality of distance-measuring areas set in a...
7365310 Increased depth of field for high resolution imaging for a matrix-based ion source  
The invention provides a method of producing an in-focus image of an area on a sample plate for an ion source, e.g., a matrix-based ion source or any other type of ion source that employs a sample...
7266248 Method and apparatus for generating data representative of an image  
A method and device for generating image data are disclosed herein. One embodiment of the method comprises focusing an image of an object onto a two-dimensional photosensor array, wherein an...
7224498 Image reading apparatus  
Disclosed is an image reading apparatus which includes an illumination system, a reading unit, and an imaging optical system for imaging imagewise information provided on a surface of an original...
7216081 Interactive process and system for screening cytological specimens  
Concentration by cytology personnel, i.e. users, is induced during scanning and marking of cytology slides, by electronic recognition of parsed voice inputs that are spoken by the users,...
7193196 Methods and systems for evaluating optical systems  
Systems and method for determining, based on a gray scale image, focus of an imaging system. A method of this invention includes the steps of: a) acquiring a gray scale image of a test target, b)...
7132634 Distance measuring apparatus using passive AF sensor  
A distance measurement object is imaged by a pair of line sensors of an AF sensor, and sensor data showing the sensor images is generated. A CPU generates AF data showing the contrast of sensor...
6930297 Image sensing device and distance measuring device using the image sensing device  
A first and a second sensor array 21 and 22 arranged at the approximate image forming plane of a pair of optical systems, and a third sensor array 23 arranged at a spacing h from the first and...
6927376 Autofocusing method for telescopes pertaining to surveying equipment  
The invention relates to an autofocusing method, particularly for telescopes for surveying instruments which are fitted with image sensors that resolve the image signal into individual image...
6909554 Wafer integration of micro-optics  
The present invention provides an optical system that includes an array of opto-electronic devices, an array of micro lenses, and a fore optic. The array of opto-electronic devices lie...
6884980 Method and apparatus for automatic focusing of an optical device  
The invention concerns a method and an apparatus for automatically focusing an optical device onto a specific and predetermined region of a specimen. The apparatus compares signals corresponding...
6818875 Auto-focusing apparatus  
An auto-focusing apparatus includes a light receiving device which separates an image of an object formed via an optical system into two separate images so as to output two sets of image data; a...
6812479 Sample positioning method for surface optical diagnostics using video imaging  
Disclosed is a position system and method for correcting the position of a workpiece during a manufacturing process. The system includes a light generating means for projecting a light beam onto...
6768540 Phase difference detection method, phase difference detection apparatus, range finding apparatus and imaging apparatus  
A phase difference detection apparatus for detecting a phase difference between images formed on a pair of optical sensor arrays in which the possibility of unproductive compensation is reduced by...
6621060 Autofocus feedback positioning system for laser processing  
The present invention provides a laser processing and autofocusing system that measures the position of the work-piece at the machining spot, to allow the laser processing of work-pieces which are...
6567571 Image sensing device capable of outputting image signals by blocks and processing circuit which processes image signals by blocks  
Control to read signals from a sensor unit having a plurality of pixels by pixel blocks of a predetermined size, and the read signals are applied a sum of products operation by pixel blocks of the...
6477327 Camera having image pick-up device  
A camera includes a finder for enabling an image which is shot on a film to be monitor-displayed by branching a portion of a light beam (image) imaged by a picture-taking lens system, by an...
6449065 Method for capturing a document image, a scanner using the method and a document image management system using the scanner  
A document image capture method and scanner, and an image processing apparatus incorporating such a scanner, in which a document is scanned two or more times. The first scan preferably provides...
6442345 Distance-measuring device and distance-measuring method  
The present invention comprises a first distance-measuring mode in which a subject distance is measured on the basis of a subject image signal produced by at least a pair of light-receiving...
6438324 Multi-autofocus distance-measuring system with a wide distance-measuring area  
A pair of integration-type light-receiving sensors receive the light from subjects via a taking optical system and produce a subject image signal. A light projecting section projects light onto...
6350976 Distance measuring apparatus  
Disclosed is a distance measuring apparatus for measuring the distance to an object. The apparatus has a line of charge couple device (CCD) elements which are operated as two sensors (PSA, PSB)...
6278847 Aperture coded camera for three dimensional imaging  
A three-dimensional imaging system uses apertures through which images are projected. The image through each aperture is obtained by a different camera element. The camera elements can be totally...
6226125 Electro-optical system having a ball turret and an exterior thermal reference source  
An electro-optical system comprising a turret and a thermal reference source that is located exterior to the turret. The turret houses a detector array and optical elements that provide different...
6208465 Method and apparatus for imaging an object by diffractive autofocus  
A method and apparatus for illuminating and imaging two-dimensional and three-dimensional objects located at various distances. The apparatus includes a non-monochromatic light source, a...
6201254 System for determining and quantifying the alignment of an object with a coupling eyepiece and a recording apparatus  
The present invention relates to a system for determining the alignment of an object, whose image is to be recorded, with a coupling eyepiece and an image capture apparatus that defines an image...
Matches 1 - 50 out of 234 1 2 3 4 5 >