Patents for G03B 21 - Projectors or projection-type viewers; Accessories therefor (41,465)
08/2001
08/29/2001CN2445341Y Digit image frame
08/29/2001CN1310548A Projection television shell with one integral reference structure
08/29/2001CN1070294C Unique optical projection system
08/29/2001CN1070292C Optical flat and transmissive viewing screen using the same
08/28/2001US6282034 Optical device and Fresnel lens sheet
08/28/2001US6282023 Front projection image display screen with improved contrast ratio and viewing angle
08/28/2001US6280036 Projection apparatus
08/28/2001US6280035 Lens design to eliminate color fringing
08/28/2001US6280034 Efficient two-panel projection system employing complementary illumination
08/23/2001WO2001062012A1 System and method employing led light sources for a projection display
08/23/2001WO2001061730A1 Electric lamp/reflector unit
08/23/2001US20010015852 Electronic projection system with polymeric film optical components
08/23/2001US20010015846 Low refraction index; reduced defects; silicon dioxide, titanium dioxide and alkali metal oxide
08/23/2001US20010015794 System for projecting or displaying images
08/23/2001US20010015793 Image projection system
08/23/2001US20010015775 Illumination optical system and projection type display apparatus using the same
08/23/2001DE10008114A1 Quer-Projektor mit vielfacher Lichtumlenkung Cross-projector with multiple light deflection
08/23/2001DE10007830A1 Overheadprojektor Overhead Projector
08/22/2001EP1125164A1 Driving mechanism for a backdrop
08/22/2001EP0625276B1 Optical system auxiliary input calibration arrangement and method of using same
08/22/2001CN1309781A Transparent seam display panel and method of making transparent seam display panel
08/22/2001CN1309499A Spherical installation system of three-axis rotating adjusting for optic projector in projection TV
08/22/2001CN1069994C Metal halide gas discharge lamp for projection purposes
08/21/2001US6278546 Display screen and method of manufacture therefor
08/21/2001US6278500 Liquid crystal device and projector display device having a specific relationship for the F-numbers of the illumination optical system
08/21/2001US6276803 Optical path converting optical element, optical path converter, and optical projector and image display apparatus using said optical element
08/21/2001US6276802 Rear projection display
08/16/2001WO2001060058A1 Digital correction module for video projector
08/16/2001WO2001059738A1 Optical projection system including projection dome
08/16/2001WO2001059518A1 Infrared projector
08/16/2001US20010013924 Projector display comprising light source units
08/16/2001US20010013856 Video display apparatus and method of preventing inadvertent switch-off of light source therein
08/16/2001EP1124156A1 Projection apparatus and cooling method therefor
08/16/2001EP1123527A1 Lcd integrated/overhead projector
08/16/2001EP1068067A4 Method of making replicas while preserving master
08/15/2001CN1308465A Image distortion correcting device and method and image display
08/15/2001CN1308248A Projector and its cooling method
08/15/2001CA2330174A1 Cardboard-plastic slide mount
08/14/2001US6275334 Projector screen having an improved horizontal view angle
08/14/2001US6273589 Solid state illumination source utilizing dichroic reflectors
08/14/2001US6273569 Illuminating optical system and projector
08/14/2001US6273567 Compact multi-path LCD projector
08/14/2001CA2172225C Optical sheet and a light transmission screen using the same
08/09/2001WO2001057591A1 Fresnel image floater
08/09/2001WO2001057587A1 Colour switch
08/09/2001WO2001004665A3 3-dimensional imaging screen for multi-viewer
08/09/2001US20010012093 Projection monitor having darkroom
08/09/2001US20010012092 Image projection system engine assembly
08/09/2001CA2399271A1 Fresnel image floater
08/08/2001EP1122580A1 Projector
08/08/2001CN1307244A Projector
08/07/2001US6271965 Rear projection screen having reduced scintillation
08/07/2001US6271955 Method of manufacturing spatial light modulator and electronic device employing it
08/07/2001US6270029 Spiral storage
08/02/2001WO2001055786A1 Method and device for the synchronized representation of image information and image-related information
08/02/2001WO2001055771A2 Focusing system for videoprojector
08/01/2001EP1120702A2 Image projection system with remote controller
08/01/2001EP1120683A1 Method of and device for output of image information synchronised with image-related information
08/01/2001EP1120682A2 Liquid crystal projector with polarization conversion element
08/01/2001EP1119797A1 Optical docking station
08/01/2001EP0704138B1 Method and apparatus for image projection
08/01/2001CN1306658A Projection display
07/2001
07/31/2001US6268941 Holographic display screen with integrated speckle suppression
07/31/2001US6268799 Light-source lamp unit, light-source device and projection-type display apparatus and method of use
07/31/2001CA2038802C Reflective overhead projector with alternate light sources
07/26/2001WO2001054419A1 Method and device for restoring a light signal
07/26/2001US20010009588 Image reading apparatus
07/26/2001DE19952896C1 Vorrichtung zur Erzeugung eines Szenenbildes einer Frontsicht durch eine Auflichtprojektion Apparatus for generating a scene image of a front view of a front projection
07/26/2001CA2397596A1 Method and device for restoring a light signal
07/25/2001EP1118905A2 Projector and display using optical element for diffraction and scattering
07/25/2001EP1118226A1 A two-panel projection system employing complementary illumination
07/25/2001EP1118210A1 Method and apparatus for preventing keystone distortion
07/25/2001EP1118028A2 Light sampling devices and projector system including same
07/25/2001EP1118027A1 Ultrathin optical panel and a method of making an ultrathin optical panel
07/25/2001CN1305607A Rear projection screen
07/25/2001CN1305123A Perlitic screen
07/24/2001US6266129 Digital photograph processing system
07/24/2001US6266105 Color projection system incorporation electro-optic light modulator and rotating light-reflective element
07/24/2001US6266037 Wafer based active matrix
07/24/2001US6264341 Reflecting mirror and film and television receiver
07/24/2001US6264333 Reflection type projector
07/24/2001US6264332 Illumination apparatus and a projection type image display apparatus using it
07/24/2001US6264331 Image projector
07/19/2001WO2001051989A1 Retractable image projecting system
07/19/2001US20010008439 Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same
07/19/2001CA2702153A1 System and method for registering motion picture film
07/18/2001EP1117080A2 Laser image projection with infrared obstacle detection
07/18/2001EP1116964A2 UV-curable fresnel lens resin composition, fresnel lens, and back projection screen
07/18/2001EP1116386A1 Method and apparatus for calibrating a tiled display
07/18/2001EP1116201A1 Volumetric three-dimensional display architecture
07/18/2001EP1116200A1 Additional rear and front lights to an image
07/18/2001EP1116068A1 Method and device for white balance adjustment
07/18/2001EP1116058A1 Thin display optical projector
07/17/2001US6262851 Double-pass projection displays with separate polarizers and analyzers
07/17/2001US6262840 Plano lens, rear-projection type projector screen employing the same, and rear-projection type video display apparatus
07/17/2001US6262814 Microfilm scanner and control method therefor
07/17/2001US6262781 Video projection apparatus and method of displaying a video image composed of pixels of a defined size
07/17/2001US6261664 Optical structures for diffusing light
07/17/2001US6261402 Planar type lens manufacturing method
07/17/2001US6260974 Image projecting apparatus