Patents
Sitemap › G02 - Optics › G02B - Optical elements, systems, or apparatus › G02B 27 - Other optical systems; Other optical apparatus
Patents for G02B 27 - Other optical systems; Other optical apparatus (75,835)
09/1991
09/27/1991CA2056630A1 Head-activated fluoroscopic control
09/25/1991EP0448522A2 A glass windshield for motor vehicles with combined capabilities of sun radiation screen and image combiner
09/25/1991EP0447815A2 Magnetooptic device
09/25/1991EP0447644A1 Beam splitter/combiner with path length compensator
09/25/1991EP0447519A1 Method and apparatus for creating three-dimensional television or other multi-dimensional images
09/24/1991US5051974 Optical head device having a light splitter with a diffraction grating structure
09/24/1991US5051788 Light-emitting apparatus
09/24/1991US5051735 Heads-up display system for a road vehicle
09/24/1991US5051309 Dichroic substance on polymer film and a polycarbonate sheet
09/24/1991US5050966 Optical combiner collimating apparatus
09/24/1991US5050962 Display device for ergonomic sights with a large field of observation
09/24/1991US5050961 Polarized mask stereoscopic display including tiling masks with complementary transparent regions
09/24/1991US5050240 Air cushion helmet support and ventilation system with air pressure regulator
09/19/1991WO1991014194A1 Sighting telescope
09/19/1991WO1991014193A1 Optical isolator
09/19/1991DE4008394A1 Swivelling light beam from comb-shaped electrodes - deflecting adjacent electrodes stepwise to provide swivelable, part-mirrored surface
09/18/1991EP0446949A1 System for correcting an aberration in an optical system
09/18/1991EP0446608A2 Variable pel density print head for electrophotographic printers
09/18/1991EP0383752A4 Powder diffraction method and apparatus
09/17/1991US5049987 Method and apparatus for creating three-dimensional television or other multi-dimensional images
09/17/1991US5048927 Indication display unit for vehicles
09/12/1991DE4106137A1 Image projector - has layers to give alternating positive and negative shapes with replaceable images
09/12/1991DE4006868A1 Three=dimensional presentation - involves light source front transparent plate with grooved profile and relative movement
09/11/1991EP0446044A2 Simultaneous stereo fundus camera
09/11/1991EP0445824A1 An automotive headup display apparatus
09/11/1991EP0445513A1 Improved color TV projection lens system
09/11/1991CN1054377A Electronic kaleidoscope for amblyopia therapy
09/10/1991US5046837 Illumination system
09/10/1991US5046827 Optical reconstruction filter for color mosaic displays
09/10/1991US5046797 Light beam scanner with foreign matter removing feature
09/10/1991US5046796 Apparatus for correcting scanning beams on basis of tilting of surface segments of polygonal mirror used in scanning pattern drawing apparatus
09/10/1991US5046795 Apparatus for producing a distortion-free two-dimensional image of a scanned object
09/10/1991CA1288622C Holographic optical element
09/09/1991CA2037702A1 Simultaneous stereo fundus camera
09/05/1991WO1991013379A1 Improved confocal scanning optical microscope
09/05/1991WO1991012864A1 Method of three-dimensional representation of objects
09/05/1991DE4037552A1 Prodn. of moving transparencies - involves light-permeable rotary driven container with fluid and/or small transparent bodies inside it
09/05/1991DE4006618A1 Generating laser beam for measuring and analysis - involves separating measurement beam from main beam by reflection in grooves in flat metal mirror
09/04/1991EP0444603A2 Optical beam scanning system
09/04/1991CN2084203U 可调万花筒 Adjustable Kaleidoscope
09/03/1991US5044748 Collimator gun sight
09/03/1991US5044730 Color changing device
09/03/1991US5044727 Beam splitter/combiner apparatus
09/03/1991US5044713 Optical isolator
09/03/1991US5044710 Laser beam deflection apparatus
09/03/1991US5044709 LED array polarized image source/0 degree hologram virtual image head up display
09/03/1991US5044706 Optical element employing aspherical and binary grating optical surfaces
09/03/1991CA1288267C Optical coupler using low or zero birefringence optical fibers
08/1991
08/28/1991EP0443817A1 Focussed light source pointer for three dimensional display
08/28/1991EP0443793A2 Noninterfering viewing systems for use in catadiotric projection systems
08/28/1991EP0443586A2 Projector
08/28/1991EP0443025A1 Helmet mounted display
08/27/1991US5042925 Polarization-sensitive beam splitter having a polarizing birefringent oriented polymer adhesive layer
08/27/1991US5042912 Elongated
08/27/1991US5042909 Real time three dimensional display with angled rotating screen and method
08/22/1991WO1991012554A1 Three dimensional display
08/22/1991WO1991012552A1 Image enhanced optical correlator system
08/22/1991WO1991012551A1 Lens/zone plate combination for chromatic dispersion correction
08/22/1991WO1991012501A1 Light wave polarization determination using a hybrid system
08/22/1991WO1991010152A3 Self-masking transparency viewing apparatus
08/22/1991DE4101750A1 Precision alignment procedure for VLSI process - using sensor to detect image of illuminated adjustment mark carried by adjusted object
08/22/1991DE4005174A1 Punctiform document scanning for image processing - detects mean value of brightness-proportional image signal for stray light compensation
08/22/1991DE4004739A1 Optical system for stereoscopic information display - uses left and right hand light sources activated in alternation for illuminating display
08/22/1991CA2075807A1 Three dimensional display
08/21/1991CN2083299U Industrial x-rayogram observing lamp
08/20/1991US5042039 Er-doped optical fiber laser device
08/20/1991US5041954 Identification inspection device
08/20/1991US5040886 Matching optics for gaussian beams
08/20/1991US5040885 Telescope designator
08/20/1991US5040878 Illumination for transmissive displays
08/20/1991US5040872 Beam splitter/combiner with path length compensator
08/20/1991US5040871 Imaging system
08/20/1991US5040863 Optical isolator
08/20/1991CA2010484A1 Documentation illumination module
08/14/1991EP0441350A2 Optical system for light beam scanning
08/14/1991EP0441206A1 Optical element employing aspherical and binary grating optical surfaces
08/14/1991DE4102678A1 Head-up display for aircraft
08/14/1991DE4004227A1 Periscope for fitting to tank - can be swung about both horizontal and vertical axes
08/14/1991CN2082631U Magic mirror and magic picture
08/13/1991US5040058 Raster graphic helmet mountable display
08/13/1991US5039214 Reflection type optical apparatus
08/13/1991US5039213 Optical equipment with a semitransparent mirror
08/13/1991US5039211 Zoom lens capable of image blur compensation
08/13/1991US5039182 Storing information in dual holographic images
08/08/1991WO1991011886A1 Polarized light 360° viewing system
08/08/1991WO1991011745A1 Optical elements
08/07/1991EP0440342A2 Laser excited confocol microscope fluorescence scanner and method
08/07/1991EP0440169A2 Image reader
08/07/1991EP0440075A2 Glass decorative object
08/07/1991CN2082426U Multifunctional large-screen stereoscopic television combined lens
08/07/1991CN2082425U Stereoscopic television lens
08/07/1991CN2082424U 彩色图案发生器 Color pattern generator
08/06/1991US5038041 Filter structure having combined wavelength and polarization sensitive characteristics
08/06/1991US5038027 Contact reading image sensor with a rod lens array
08/06/1991US5037189 Cleaning apparatus for a mirror
08/06/1991US5037182 Rearview mirror head-up display
08/06/1991US5037166 Holographic optical element for instrument panel displays
08/06/1991US5037105 Decorative or display device
08/06/1991CA1287244C Compact helmet mounted display
08/06/1991CA1287243C Method and apparatus for displaying a three dimensional visual image
1 ... 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 ... 759