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Class 396/110 - Scanning emitter


Subclass of Class 396 - Photography
Definition: Subject matter wherein the artificial illumination source
No. of patents: 43
Last issue date: 04/15/2008


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NumberTitleIssue Date
7359003Display, input and form factor for portable instruments
A compact appliance providing high resolution display capability in an ergonomically designed package. Subassemblies of the device are mechanically coupled to avoid interference between a user's hands and face while the device is used, while concurrently providing e...
04/15/2008
7262984Method and apparatus for storing and reading information in a ferroelectric material
To store information in a ferroelectric material, a sample probe is used to bring about mechanical action on individual domains and thereby to cause a reversal of polarization in the individual domains, with electrodes situated below the ferroelectric material being...
08/28/2007
7177537Automated portrait studio
An automated studio and control system for taking photographs is disclosed that alleviates many exposure problems and simplifies variables with which the photographer must deal in order to achieve consistent high quality photographs. The studio includes a multi-ligh...
02/13/2007
7142781Self-luminous device and electric machine using the same
To provide a self-luminous device capable of clear, multi-gray scale, color display and an electric machine provided with the same. Gray scale display is attained by a time division driving method in which an EL element (109) provided in a pixel (104) ...
11/28/2006
7119968AF control apparatus
An AF control apparatus includes a plurality of movable lens groups, each of which is movable along an optical axis for performing focusing independently, and a driving system for moving each of the movable lens groups. A moving path of each of the movable lens grou...
10/10/2006
7110155Light modulation apparatus, image pickup apparatus, and drive methods therefor
Disclosed are a light modulation apparatus including a liquid crystal device; and a polarizing plate disposed in an optical path of light made incident on said liquid crystal device; wherein said liquid crystal device is of a guest-host type using a negative type li...
09/19/2006
7106958Intra-oral camera and a method for using same
An intra-oral camera for producing an axially aligned picture of an intra-oral item of interest permits a rapid taking of pictures, whereby burdensome usage requirements are avoided without, however, suffering any diminishment in the quality of the picture that is t...
09/12/2006
7103273AF driving mechanism of camera
A worm gear is provided on a rotating shaft of an AF motor. A first supporting cylinder includes a gear portion and a receiving portion. A wheel gear, which is in engagement with the worm gear, is formed on an outer surface of the gear portion. A slit is formed at t...
09/05/2006
7037659Apparatus for constructing DNA probes having a prismatic and kaleidoscopic light homogenizer
The present invention provides an apparatus for constructing arrays of DNA sequences using the image of a micromirror array projected on a reaction site using a highly uniform beam of light produced by a homogenizer formed of a prismatic refractive element followed ...
05/02/2006
6979138Mount lock apparatus for camera
A mount lock apparatus for a camera includes a projecting exterior portion provided substantially at a central portion of a front surface of a camera body; a circular annular mount plate, which is fitted to the projecting exterior portion, and to which a photographi...
12/27/2005
6606458Automatic framing camera
This invention provides an automatic framing camera that identifies a still subject, frames it, and photographs it. The ranging direction of a ranging unit (light emitting element and light receiving element) that can range in one direction is changed by a pan...
08/12/2003
6308015Camera 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 preferable photographic result. The camera includes first distance...
10/23/2001
5771412Focus detection device and method using a projection pattern material
A device and a method for focus detection that increases the amount of light projected on an object to capture the object without fail. Light rays are projected onto an object by a projection optical system using a projection pattern film that contains tr...
06/23/1998
5596386Projection and reception type focus detecting apparatus
A projection and reception type focus detecting apparatus, which is capable of making the range measurement in plural regions, includes a light source for illuminating an object with a beam of light, a projection optical system, a reception optical system...
01/21/1997
5148210Automatic focusing apparatus
An automatic focusing device for driving an optical system to focus on a subject. The device has a CCD to read an image of the subject, a driver for the CCD so that a first image signal is outputted from the CCD in a normal direction and a second image si...
09/15/1992
5056914Charge integration range detector
A system and a method for obtaining object data with a direct detection technique which employs radiation are disclosed. A set of radiation pulses are transmitted to an object area. A mechanical scan of the object area for returning pulses reflected off a...
10/15/1991
5003338Exposure control device for camera
A camera which automatically controls an exposure by identifying a change in composition in image field and the kind of main object. The camera comprises an exposure device for exposing an image-taking plane to an image of the object field formed by an im...
03/26/1991
4912494Camera system
A camera system has an interchangeable lens releasably attached to a camera body, an information processing portion provided in the camera body, and another information processing portion provided in the interchangeable lens. The information processing po...
03/27/1990
4908649Automatic focus detection device for use in a camera
In a camera having an automatic focus detection device of active type, an auxiliary light source to project light to the object for the purpose of automatic focus detection is shared to a self-timer indicator....
03/13/1990
4868591Photodetector element for optical rangefinders
A photodetector element for use in a rangefinder of a camera comprises a first photoelectric element having a plurality of light receiving segments parallel to each other and adapted to provide a photoelectric output, and a second photoelectric element ha...
09/19/1989
4821074Exposure control device for a camera
An exposure control device for a camera comprising: first means for measuring light from a central area of an object field, said first measuring means including a plurality of means for receiving light from different portions within the central area, respectiv...
04/11/1989
4696559Variable focal length, automatic focusing camera with a single motor
A lens barrel unit for attachment to a camera body and providing automatic focusing variable focal length and shutters. A single motor provide motive power for the shutter, for the movement of part of the lens system for focusing and for mechanical scanni...
09/29/1987
4573785Display device for focus detecting camera
In the disclosed focus detecting camera, a display is arranged to indicate the drive direction of the camera's photo-taking lens. The camera's focus detecting circuit can detect the in-focus, near-focus, and far-focus positions of the taking lens except w...
03/04/1986
4561748Focus detection device
An active focus detecting device for use in a camera is provided and includes emitting light that is polarized, and collimated so that the light forms a light bundle which will pass near the optical axis of the objective lens, and then will be projected i...
12/31/1985
4504135Automatic focusing device
An automatic focusing device of a camera capable of photo-taking in infrared ray has means for detecting a focus condition of an imaging lens and correction means for producing information representing a difference between a focusing point of an image for...
03/12/1985
4473284In-focus state detecting device for camera
An in-focus state detecting device which is provided with erroneous signal discriminating means is arranged such that: The lens cap of a photo-taking lens has the whole surface or a part of the surface thereof formed into a diffuse transmission face. With...
09/25/1984
4456351Focus detecting device
A device which detects the focus condition of an optical system with respect to an object, includes a sensor having at least one sensing surface, the senor providing an electrical indication to associated circuitry corresponding to light which has passed ...
06/26/1984
4456360Camera
In a camera having automatic focus detecting means for automatically detecting an in-focus position to effect focusing of the photo-taking lens, and exposure control means for controlling the opening and closing operation of the shutter blades in accordan...
06/26/1984
4403843Switching assembly for focussing, photosensitive elements of a camera
For use with a camera which is adapted for use with at least two interchangeable lenses having different brightness levels, a switching assembly is provided to enable one of at least two focussing, photosensitive elements each associated with a different ...
09/13/1983
4333716Focus detection system
Disclosed is a focus detecting system in which first and second signals corresponding to image forming states at first and second positions each almost at the same distance before and behind a predetermined focal plane of an image forming optical system a...
06/08/1982
4331399Focal point coincidence sensing device
A focal point detecting device comprises a light-receiving device having a plurality of light-receiving elements which receive incident light coming from two different light paths. In the first step, the light-receiving device receives the incident light ...
05/25/1982
4326783Interchangeable objective lens single-lens reflex camera focusing device
A single lens reflex camera includes a vertical open topped U-shaped bracket mounted in the camera body below the pentaprism, a forwardly located lens mount separably coupled to an objective lens and pairs of links mutually pivoted between their ends conn...
04/27/1982
4324463Photographic camera
When a trigger lever is depressed, both a focus adjuster ring and a control disk commence to rotate in unison, driven by a spring mechanism. Position-sensing switches receive signals indicating which subject-distance setting the focus adjuster ring should...
04/13/1982
4318598Automatic focusing device in a camera
An automatic focusing device in a camera comprises drive means for moving a picture-taking lens in the direction of the optic axis so that the picture-taking lens can be focused to an object from the shortest distance to infinity, detector means having ph...
03/09/1982
4217043Camera having an automatic focus control apparatus
An automatic focus control apparatus for a camera lens which includes a fixed and a movable optical system, each adapted to form an image of an object to be photographed on a respective photosensitive means. The movable optical system includes a rotatable...
08/12/1980
4209241Photoelectric rangefinder
A photoelectric rangefinder for use in a photographic camera for automatically focusing an image of a target object on a predetermined image plane. The system utilizes an electro-optical spatial filter having at least two photoresponsive elements to find ...
06/24/1980
4183640Automatic focus adjusting device
A rangefinder mechanism is shown in which the scanning mirror has been replaced with a movable scanning optic. The automatic rangefinder system includes a pair of optical paths, one a reference path and the other a scanned path, which are lead to impinge ...
01/15/1980
4183641Focus detecting device
In an automatic focus detecting device in which a vibrating prism is provided on the focal plane of an objective of an optical instrument such as a camera, a photodetector element used for detecting focus is composed of a central element functioning as a ...
01/15/1980
4150888Closed loop automatic focusing unit
A closed loop automatic focusing system suitable for use in a camera is disclosed which has a beam producing means producing a narrow beam of light radiation directed toward an object to be focused. Having been reflected by the object, the beam is receive...
04/24/1979
4125847Rangefinding mechanism
A rangefinder mechanism is shown in which the scanning mirror has been reced with a movable scanning optic. The automatic rangefinder system includes a pair of optical paths one a reference path and the other a scanned path which are led to impinge upon ...
11/14/1978
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