Patents for G03B 21 - Projectors or projection-type viewers; Accessories therefor (41,465)
09/2000
09/28/2000DE19963312A1 Projektoreinrichtung zum Erzielen einer hohen Luminanz ohne Erhöhung des Lichtquellenausgangsleistung Projector means for obtaining a high luminance light source without increasing the output power
09/28/2000DE10003553A1 Video projection display has switch which disables adjustment of display by remote control while other display is being adjusted
09/27/2000EP1039337A1 Rear projection screen
09/27/2000CN2398652Y Wood entity image projection enlarger
09/27/2000CN2398651Y Rear-projection slide projector
09/27/2000CN1267841A Rear projection screen
09/27/2000CN1056930C Achromatic lens system and overhead projector with same achromatic lens system
09/26/2000US6124969 Rear projection type image display device
09/26/2000US6123877 Asymmetric light diffusing material
09/26/2000US6123424 Optical system for use in an image projector
09/21/2000WO2000055838A1 Method and apparatus for projection display
09/21/2000WO2000055802A1 Interaction device
09/21/2000DE19907345A1 Raster image display device for computer screen, includes arrangement for centralizing image at output of projection optics
09/21/2000DE10008337A1 Structure of reflective liquid crystal light valve structure with twisted nematic LC layer and improved dark state
09/20/2000EP0739497B1 Multi-image compositing
09/20/2000CN2397567Y 户外广告装置 Outdoor advertising device
09/20/2000CN1056698C Projection system
09/20/2000CN1056697C Three-D projection system
09/19/2000US6121950 Control system for display panels
09/19/2000US6120160 Illuminating apparatus
09/19/2000US6120152 Projection-type display apparatus
09/13/2000EP1035734A2 Image projection system with light reflector
09/13/2000EP0892940B1 Device for distributing light on an image frame
09/12/2000US6118613 Electromagnetic actuator drive circuit
09/12/2000US6118588 Illumination optical system and projector apparatus using the same
09/12/2000US6118501 Projection display apparatus having predetermined conditions to correct distortions
09/12/2000US6116739 Color projection display apparatus
09/08/2000WO2000052527A1 An optical element screen
09/08/2000WO2000052526A1 Integrated front projection system
09/08/2000WO2000052525A1 Motion picture subtitle method and apparatus
09/06/2000EP1033614A2 Projector using an electro-optic modulator and a prism
09/06/2000CN2395299Y Photochopper of slide projector
09/06/2000CN1265747A Switchable format film projection system
09/06/2000CN1265474A Improved liquid crystal structure and projecting apparatus using the same
09/05/2000USRE36850 Projection-type display apparatus
09/05/2000US6115183 Lighting device
09/05/2000US6115152 Holographic illumination system
09/05/2000US6115105 Microfilm search device and method
09/05/2000US6115081 Projection image display apparatus
09/05/2000US6113251 Transmission screen system
09/05/2000US6113240 Reflection type projector
09/05/2000US6113239 Projection display system for reflective light valves
09/05/2000US6113041 Video wall framing system
08/2000
08/31/2000DE19908044A1 Einstellvorrichtung für ein LCD-Projektionsfernsehgerät Adjusting device for an LCD projection television set
08/31/2000DE19907862A1 Film reel for use in police automatic road supervision cameras has sectors of at least 20 degrees cut out of each rim, rims being identical in shape but one rotated through 180 degrees with respect to other.
08/30/2000EP1032221A1 Setting apparatus for an LCD projection television set
08/30/2000EP1031870A2 Illumination system and projector
08/30/2000EP1031869A2 Polarization conversion system, illumination system, and projector
08/30/2000EP1031109A1 Device for identifying and marking spots on a surface
08/30/2000EP1015940A4 Inflatable optical housing
08/30/2000EP0993625A4 A scent delivery system
08/30/2000CN1264989A Set device of liquid crystal displaying projecting television
08/30/2000CN1264846A Electrical optical device mounting assembly and projecting display using same
08/30/2000CN1264842A Lighting system and projector
08/30/2000CN1264841A Polarization translating system, lighting system and projector
08/29/2000US6111694 Casing for projection screen system
08/29/2000US6111693 Projection screen with movable shutter
08/29/2000US6111630 Liquid crystal projector having a cooler and an air velocity sensor
08/29/2000US6109767 Honeycomb light and heat trap for projector
08/29/2000US6109753 Projection-type display device
08/29/2000US6109752 Lighting device and projector
08/29/2000US6109751 Projector and lighting optical system therefor
08/23/2000EP1030213A1 Motion picture film projector
08/23/2000EP0980540A4 Polarizing reflection and transmission, three dimensional image creation and display systems
08/23/2000CN1055770C Projecting apparatus screen
08/22/2000US6108132 Polarized light separating/combining optical element, polarized light illuminating apparatus and projection-type display device
08/22/2000US6107115 Method of manufacturing spatial light modulator and electronic device employing it
08/22/2000US6106983 Polarizing resonant spherical scattering apparent three dimensional photographic film
08/22/2000US6106163 Film transporting device
08/22/2000US6106120 Mechanical convergence fixture apparatus and method
08/22/2000US6105297 Stereo slide mount system with vertical alignment guides
08/22/2000US6105296 Stereo slide mount
08/17/2000WO2000047508A1 Device and method for preloading a spring and a reeling device including said device
08/17/2000DE19901970A1 Spectral selective reflective image wall, for laser, LCD or CRT projection, comprises a cholesteric polymer layer
08/16/2000EP1028003A1 Electronic blackboard system
08/16/2000EP1027630A1 An illumination unit and a method for point illumination of a medium
08/16/2000CN1263671A Holographic screen projection televisions with optical correction
08/16/2000CN1263283A Method for supporting one or several interface-free rear projector screens and its device
08/15/2000US6104841 Method and apparatus for reading and processing an image at a rate determined by the magnification to be applied to the image
08/15/2000US6104554 Projection television lens assembly
08/15/2000US6104536 High efficiency polarization converter including input and output lenslet arrays
08/15/2000US6104447 Electro-optical backlighting panel for use in computer-based display systems and portable light projection device for use therewith
08/15/2000US6101677 Carrying handle mechanism for a portable equipment
08/10/2000WO2000047001A1 Image representation system
08/10/2000WO2000046638A1 Projection screen with movable shutter
08/10/2000WO2000046637A1 Projector and display both comprising optical element for diffraction and scattering
08/10/2000DE19959149A1 Projektionsleuchte zur Projektion farbiger Lichteffekte Projection lamp for projecting colored light effects
08/10/2000DE19904372A1 Bilddarstellungssystem Imaging system
08/09/2000EP0711426B1 Image projection device
08/08/2000US6101040 Illumination optical system and projection-type display apparatus
08/08/2000US6101031 Lenticular lens sheet capable of reducing color shift and improving overall light team transmittance
08/03/2000WO2000045220A1 High contrast front and rear viewing surfaces for projection displays
08/03/2000WO2000045219A1 Projection lamp for the projection of colored light effects
08/03/2000DE19902110A1 Videoprojektionssystem zur Projektion von mehr als einem Bild A video projection system for projecting more than one image
08/02/2000EP1024670A2 Video projector
08/02/2000EP1024669A1 Illumination source with light emitting diodes for an image projector
08/02/2000EP1024539A2 Solid state based illumination source utilizing dichroic reflectors
08/02/2000EP1024399A1 Projector light source utilizing a solid state green light source
08/02/2000EP1024398A1 Solid state based illumination source for a projection display
08/02/2000EP1023706A1 Electro-optical display apparatus