Class 352/171 - Visible in viewfinder

Subclass of Class 352 - Optics: motion pictures
Definition: Subject matter wherein the indication appears in the view
No. of patents: 30
Last issue date: 09/09/2008

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Number	Title	Issue Date
7424219	Viewfinder system for a digital camera and digital camera provided with such a system A viewfinder system for a digital camera comprises a main optical path for projecting an outside scene image onto a light sensitive area facility, which facility determines a user field, and an optical extraction path for through mirror-operation extracting a fracti...	09/09/2008
6927797	Viewfinder for high definition video camera A viewfinder for mounting on a camera having a video signal tap, such as a professional video camera, to extend forwardly and laterally of the camera. A pivotable member is connected to a support base for selectively pivoting about a laterally extending axis and bei...	08/09/2005
6749304	Device in optical representation systems of a motion picture or movie camera The invention relates to a device for improving image quality in focusing screens of an optical representation system of a movie camera, having a movably mounted translucent disk in a sandwich structure, a drive device moving the movable disk in the plane of the dis...	06/15/2004
5883696	Video monitoring system for a movie film camera A video monitoring system for a movie film camera usable with either spherical or anamorphic lenses wherein conventional, unmodified video monitors and recorders may be used. A video camera is positioned in the film camera to receive an image directly fro...	03/16/1999
5623709	Tripod with detector for inclination of pan head A tripod device for holding a camera in a predetermined position has an angle detector for detecting an inclination of a pan head disposed on the tripod device, an angle setting unit for setting a working angle of the pan head, a control unit for outputti...	04/22/1997
5500702	Device for identifying a perimeter of a scene to be recorded by an image recording apparatus A device for identifying a perimeter of a scene to be recorded by an image recording apparatus, such as a camera, includes one or more laser diodes for emitting visible radiation which can be formed into a plurality of beams. The beams are arranged to imp...	03/19/1996
5321456	Detachable view finder for video camera The present invention relates to a view finder for a video camera; and, more particularly, to a detachable view finder usable as a separate and independent unit from the main body of the video camera. The detachable view finder comprises means for detacha...	06/14/1994
5059019	Laser framefinder The element of the laser framefinder comprise a laser beam generator, a shutter for pulsing a beam of laser light, a laser beam scanner, coupling elements joining a laser beam generator with a laser beam scanner, elements for manipulating a scanning devic...	10/22/1991
4963906	Fiber-optically coupled video viewfinder A fiber optic video viewfinder for a motion picture camera. The conventional ground glass focusing screen of the camera is replaced by a fiber optic element that comprises a fused coherent bundle of optical filaments. A front face of the fiber optic eleme...	10/16/1990
4921342	Device for performing cinema shots in conditions of low visibility Cinematography under low visibility conditions is facilitated by providing a camera with a slide that has photoengraved markings in the ocular path for indicating the borders of the camera field, light emitting diodes for lighting an edge of the slide, an...	05/01/1990
4910545	Finder optical system A single reflex type electronic camera includes an imaging lens unit and five reflecting units beyond an image formed by an objective, and a finder optical system wherein an image can be observed with a high finder magnification and at a position easy to ...	03/20/1990
4779974	Contrast range indicator An apparatus for indicating the contrast range in a scene to be photographed arranged to be situated within the field of view of a viewfinder of a camera. The apparatus includes a plurality of matching fields of respectively differing gray scale reflectan...	10/25/1988
4731677	Integrated video camera/recorder unit A video tape recorder (VTR) including a detection switch for detecting presence and absence of an erasure prevention tab of a video tape cassette, a light emitting element, a control device associated operatively with the light emitting element, and an el...	03/15/1988
4576455	Dual motor reversible drive film magazine A film magazine is provided adapted for running the film stored therein either forward or backward. A first brake within the film magazine provides a drag torque on the supply hub when the supply hub rotates in the forward direction but not when it is rot...	03/18/1986
4368961	Scene-start and -end referenced indicator arrangement for projector storing scene-start and -end frame counts Each time the operator is projecting the start or end of what is to become an audio scene, he presses a store switch, commanding storage of the current frame count, thereby defining all the audio scenes on the film one after the other, for subsequent reco...	01/18/1983
4311378	Film advance indicator A film advancement indicator which includes an optical sensor 21 that detects the rotational movement of a disc 18 that rotates only when the film 14 advances. When the film 14 does not advance, an indicator light 29 is activated. A counter 26 is included...	01/19/1982
4302086	Liquid crystal indicator in camera finder A liquid crystal cell of elongated shape adapted to be arranged at one side of the field of view of the camera finder has a plurality of opposing of transparent electrodes on opposite sides of a liquid crystal layer which are aligned to each other in a ma...	11/24/1981
4279481	Information display arrangement for camera An information display arrangement is provided in a viewfinder of a movie camera or the like. The information display arrangement includes a first array of function indicators and a second array of quantity indicators. The function indicators are selectiv...	07/21/1981
4217050	Photographic camera with an image of exposure condition indicia visible through a view-finder thereof An optical system for forming a view-finder image in combination with an image of exposure condition indicia as applied to a cinematographic camera includes a first image plane at which a focusing screen lies with the exposure condition indicia located at...	08/12/1980
4171896	Photographic camera with an information indicating finder In the disclosed camera, an SLR viewfinder displays exposure conditions by means of a translucent indicia carrier adjacent the focusing plate which defines the field of view of the finder. A light source illuminates the translucent indicia carrier and its...	10/23/1979
4157866	Motion picture camera A motion picture camera provided with a device which ensures satisfactory film exposure by cutting off unnecessary electric power supply to an electrical circuit of an information indicating lamp or the like in response to a camera setting action made to ...	06/12/1979
4141629	Indication of scenes on a projector programmed on the basis of scenes A recording projector for sound motion-picture film is used to do dubbing or rerecording work. The operator presses a store button to store the frame count of the frame being projected, and in this way stores all the frame counts for the starts and ends o...	02/27/1979
4114995	Digital display of photographic data A photographic apparatus is comprised of a plurality of adjustable units and a common digital display. The adjustable units and the common digital display are interconnected by information-transmitting circuitry. The circuitry includes selectors for selec...	09/19/1978
4105310	Indicating device for motion picture camera An indicating lamp disposed on a camera housing so as to be observed by a person to be photographed is energized in two different modes respectively before and after a film has been exhausted or nearly completely used. A power-supplying circuit for energi...	08/08/1978
4052126	Motion picture camera A motion picture camera having a film transport mechanism driven by an electric motor having an electronic speed control circuit which may be controlled by the camera operator so as to modify the speed of the motor and consequently the film transport velo...	10/04/1977
4050795	Motion picture camera operable by a single operating switch A single operating switch replaces the main switch connecting the diaphragm control means to the battery and the release switch activating the film transport. All camera circuits are directly connected to the battery when the main operating switch is clos...	09/27/1977
4017168	Equipment for use with hand held motion picture cameras Equipment for use with hand-held motion picture and video cameras comprises a pair of interconnected spring loaded arms, one end of which is pivotally supported by a carrying brace worn by a cameraman and the other end of which is connected to a handle po...	04/12/1977
3977776	Motion picture camera with improved frame count indicator Pulses are furnished which each indicate transport of a frame. The pulses are counted on a BCD counter. Selected outputs of the counter are connected to the inputs of coupling stages, each including a JK flip-flop. Each flip-flop changes state for a prede...	08/31/1976
3973841	Motion picture camera with dissolve mechanism A motion picture camera wherein the trigger of the camera release is movable from an extended position to a second position in which it starts the camera motor, and beyond the second position to thereby cause an auxiliary tooth to enter a gap in the annul...	08/10/1976
3950775	Information displaying apparatus for a camera An information displaying apparatus includes, bundles of optical fibers with their ends coplanar and disposed in line. A movable masking member imposes information on the light input to the fiber array. At the output end, information markings are selectiv...	04/13/1976

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Class 352/171 - Visible in viewfinder