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Match Document Document Title
7518807 Focus adjustment apparatus, image pickup apparatus, and control method  
A focus adjustment apparatus comprises a moving unit configured to move a focusing lens, a focus adjusting unit configured to move the focusing lens such that the sharpness of an image obtained...
7116502 Optical apparatus  
An optical apparatus is disclosed which can control a position of a driven member with precision using a simple control algorithm. The optical apparatus includes an actuator, a driven member, a...
6938004 Method of providing photofinishing credit  
A management system and method of assigning credit for unprintable images provided by a customer. When unprintable frames are submitted for processing, such as scanning, printing or storage, the...
6311019 Automatic focus adjusting system capable of adjusting focus of moving subject  
An automatic focus adjusting apparatus includes an image move-amount detecting section, an image position predicting section and a control section. The image move-amount detecting section detects,...
6308015 Camera having automatic focusing device  
There is provided a camera with an automatic focusing device having hybrid AF unit capable of always performing a reliable automatic focusing operation on a moving object to provide a more...
6275069 Self-resetting logic circuits and method of operation thereof  
A self-resetting circuit includes a logic circuit operative to transition an output signal from a first logic state to a second logic state responsive to a first logic state transition of an input...
6061526 Image recording apparatus adjustment method  
A method of adjusting an image recording apparatus includes a step of adjusting at least one of a focus point position of an exposure means, a degree of parallelization of the exposure means and a...
RE36546 Automatic focusing device  
An automatic focusing device, in which a focus lens is driven for tracking an object-in-motion to obtain an in-focus state, based upon a focus prediction that is executed from repeated distance...
5937216 Focal adjustment apparatus for a camera  
A focus adjustment apparatus is provided that tracks the direction of movement of an object from a plurality of focus detection areas disposed within the photographic screen of a camera in an...
5930532 Automatic focusing device of camera having highly reliable movement prediction feature  
An automatic focusing device of camera is adapted to control the lens to focus on an object moving along the optical axis of the lens. The focus detecting section of the device outputs a plurality...
5913082 Image signal processing apparatus  
An image signal processing apparatus for detecting a focusing state or a distance state by performing a correlation calculation of two images received by a light receiving section that includes a...
5896174 Control system for inhibiting a calculating system in an automatic focusing device  
An automatic focusing device has a rangefinder CCD sensor unit that measures a defocus amount with respect to the image of an object which is focused by an optical system. A focusing lens group of...
5878289 Camera having automatic focusing system  
A camera having an automatic focusing system includes a focus detector in a camera body to which a photographing lens can be detachably mounted for detecting a focus state for an object image...
5873006 Focusing device  
A focus adjustment apparatus which automatically focuses a camera or other optical equipment. The focus adjustment apparatus predicts complex fluctuations in the image plane position easily and...
5862417 Automatic focus adjustment apparatus  
An automatic focus adjustment apparatus more ideally accomplishes a tracking servo process, which drives a shooting lens so that a focusing state is maintained by predicting movements of an image...
5862415 Auto-focusing camera with panning state detection function  
A camera includes (i) a detection circuit for detecting a relative moving state or a vibrating state between the camera and an object and (ii) a focusing adjustment apparatus for focusing on the...
5860032 Autofocus device of a camera and method  
An autofocus device and method for a camera that can process statistically the tracking and focusing of an object in high velocity motion. The device and method corrects the acceleration of the...
5835797 Optical apparatus with visual axis detecting  
An optical apparatus with the visual axis detecting function is comprised of an imaging optical system, visual axis detecting means for detecting to which of a plurality of areas in the field of...
5799214 Autofocusing device  
An automatic focusing device according to the present invention includes a lens drive section that drives and automatically focuses a photographing lens, a defocus amount detecting section that...
5797048 Automatic focusing device which inhibits tracking drive control with a zoom lens having focus shift  
An automatic focusing device for a camera capable of accommodating an interchangeable zoom lens which prevents inadvertently performing a moving subject tracking lens drive control when the zoom...
5787314 Automatic focusing device  
An automatic focusing device includes a focus detection device for detecting focus data from a plurality of focus detection areas established in the imaging region. A selection device selects a...
5765051 Focus detection device and method  
A focus detection device and method permits the shooting lens to follow the movement of the photographic object without a focussing delay due to the calculation time and the movement of the object....
5745804 Automatic focus device  
An automatic focus device capable of optimum focus lens driving control corresponding to the magnitude of the positional error of the focus lens. The automatic focus device specifies the target...
5739856 Photographic subject position predicting apparatus  
A photographic subject position predicting apparatus according to the present invention is provided with a focal point detection device that detects the focal point adjustment state of the...
5734938 Automatic focusing apparatus of a camera  
An automatic focusing apparatus of a camera according to the present invention includes: a focus detector which detects repeatedly focus conditions of a photographic lens and outputs successively...
5732288 Auto-focusing device for camera  
An auto-focusing device for a camera according to the present invention comprises many different systems. Included is a focus detection section which intermittently calculates focus detection...
5694625 Camera provided with an automatic focus adjusting apparatus  
A camera is provided with an automatic focus adjusting apparatus. The automatic focus adjusting apparatus includes a focus detecting device which detects the focus adjusted state of the...
5659811 Blur preventing device for an anticipating drive auto-focus camera  
In the blur prevention mode, which prevents photographic blurring caused by the vibration of the camera body which occurs when the mirrors are elevated, an anticipated drive quantity required for...
5652924 Automatic focus adjustment device and focus adjustment method  
An automatic focus adjustment device is provided for focusing on a moving object with precision. The automatic focus adjustment device includes a photographic lens driver assembly to vary the...
5649241 Autofocus adjustment device  
An autofocus adjustment device capable of computing the confidence level of focus detection accurately is disclosed. The autofocus adjustment device includes a focus detection device to determine...
5628036 Focus adjustment device and method  
A focus adjustment device that eliminates unnecessary driving of a shooting lens after the shooting lens has already been driven near to an in-focus position. In a focus adjustment device,...
5625434 Automatic focus device and method  
An automatic focusing device drives a focusing lens so as to follow the actual movement of the subject image-forming plane. The automatic focus device has a shooting lens, a camera body, and a CPU...
5619300 Autofocus adjustment device and method  
An autofocus adjustment device includes a focus detection assembly that repeatedly detects the focus coordination state of the photographic lens assembly. A memory stores the results of the focus...
5617174 Active range finding device  
An active range-finding device includes a light-projecting section for successively projecting range-finding light beams toward an object in a plurality of directions, a plurality of...
5614982 Automatic focus adjustment device for adjusting a focus state of a camera lens regardless of subject stability  
An automatic focus adjustment device for use with a camera having a photographic lens. The device includes, but is not limited to, a drive unit changing the amount of extension of a photographic...
5598247 Automatic focus adjustment device  
An automatic focus adjustment device and method for a high-speed continuous photography camera are disclosed. The device and method make possible lens driving based on the focus detection results...
5594928 Autofocus camera and method  
An automatic focus camera conducts automatic focus when the photographic preparation sequence in continuous photography automatic focussing are not completed in a fixed time. The photographic...
5587762 Automatic focusing device  
An automatic focusing device of the present invention forecasts the future position of the photographic object accurately. The device includes an object focusing position change velocity...
5587761 Automatic focusing apparatus  
An automatic focusing apparatus repetitively detects a defocus amount of a photographing lens, discriminates whether or not an object is moving, and calculates a pursuit correction amount for a...
5585883 Automatic focus adjustment device and method  
An automatic focus adjustment device that can effect focussing on a moving subject. The automatic focus adjustment device includes a lens driving device, a focus state detection device that detects...
5574535 Auto-focusing device  
An auto-focusing device for stably driving a photographing lens to track a moving object comprises a charge accumulation type photo-electric conversion device for accumulating charges at a...
5555068 Camera with improved lens drive during switching of multiple focal point detection areas  
A camera having multiple focal point detection areas which are individually selectable to focus a subject in a respective, selected focal point detection area. The camera includes a photographic...
5521672 Automatic focusing device  
A defocus amount of an object is detected by a focus detection unit of a camera, whereby a defocus velocity is calculated according to the detected amount. An average velocity is calculated using a...
5502537 Focus adjustment device having predictive function  
A camera which provides accurate prediction of future field position accompanying the movement of a photographic subject. The future field position is predicted based upon focus detection results...
5479234 Automatic focus system  
The invention provides an automatic focus system which can pursue a subject beyond established limits when the subject is moving. This invention is an automatic focus system equipped with a drive...
5477302 Automatic focus adjustment apparatus for moving object photography  
An automatic focus adjustment apparatus includes a focus detection unit for detecting a distance along the optical axis between an object image plane and a prospective focal plane of a...
5475466 Camera having target follow up function  
Normally, movement of an object to be photographed is detected based upon the brightness information output by a photometric means, and the object to be photographed is followed up. During the...
5453684 Position detecting method for use in optical system of a video camera for correcting gain and offset for periodic waveforms  
A position detecting method for detecting a position of a moving object such as a bearing or a lens by capturing a plurality of repetitive periodic waveforms coming from a position sensor and...
5448051 Automatic focusing apparatus for moving objects  
An automatic focusing apparatus comprises an object speed calculating device for calculating a moving speed of object image plane, based on a defocus amount detected by a focus detecting device and...
5434638 Camera having automatic focus adjusting apparatus  
A camera having automatic focus adjusting apparatus employing a continuous photographing mode comprises a focus detecting apparatus for detecting a focusing condition of a photographic lens to...
Matches 1 - 50 out of 84 1 2 >