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Class Information
Number: 348/832
Name: Television > Video display > Cathode-ray tube > With optical element
Description: Subject matter including an optical device cooperating with and performing various operations on the image displayed on the cathode-ray tube.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7157844 |
Cathode ray tube provided with a faceplate having a convex outer surface and a lens assembly attached therein |
Jan. 2, 2007 |
| 7139041 |
Display apparatus |
Nov. 21, 2006 |
| 7070837 |
Screen protector |
Jul. 4, 2006 |
| 6954185 |
Display device |
Oct. 11, 2005 |
| 6724442 |
Optically switchable infrared detector |
Apr. 20, 2004 |
| 6717626 |
High contrast projection television shield |
Apr. 6, 2004 |
| 6552850 |
Device, method, and system of display for controlled viewing |
Apr. 22, 2003 |
| 6515811 |
Optical filter having two absorption maximums |
Feb. 4, 2003 |
| 6456287 |
Method and apparatus for 3D model creation based on 2D images |
Sep. 24, 2002 |
| 6437914 |
Projection televisions with holographic screens having center to edge variations |
Aug. 20, 2002 |
| 6417894 |
Adjustable magnifying apparatus and method for viewing video or computer screens |
Jul. 9, 2002 |
| 6412952 |
CRT coupling apparatus of projection television |
Jul. 2, 2002 |
| 6366013 |
Material comprising an anti-reflective coating on a flexible glass substrate |
Apr. 2, 2002 |
| 6339486 |
Holographic technique for illumination of image displays using ambient illumination |
Jan. 15, 2002 |
| 6313946 |
Technique for depth of field viewing of images using an aspherical lens |
Nov. 6, 2001 |
| 6301027 |
Holographic desktop monitor |
Oct. 9, 2001 |
| 6268960 |
System for enlargedly observing an image, and filter assembly for use in the system |
Jul. 31, 2001 |
| 6169588 |
Panel for a color cathode ray tube |
Jan. 2, 2001 |
| 6151083 |
Monitor filter |
Nov. 21, 2000 |
| 6067191 |
Technique for depth of field viewing of images using an aspherical lens |
May. 23, 2000 |
| 6040928 |
Holographic desktop monitor |
Mar. 21, 2000 |
| 5910826 |
Rear projection screen and method of producing same |
Jun. 8, 1999 |
| 5805211 |
Electrostatic probe device for signal detection of cathode ray tube displays |
Sep. 8, 1998 |
| 5699131 |
Light transmission type screen assembly |
Dec. 16, 1997 |
| 5570141 |
Molded frame for fixing optical elements in a liquid crystal shutter |
Oct. 29, 1996 |
| RE35318 |
Viewing screen protective shield |
Aug. 27, 1996 |
| 5534951 |
Optical assembly for television front screen |
Jul. 9, 1996 |
| 5526065 |
Apparatus for displaying television images applicable to automotive vehicle |
Jun. 11, 1996 |
| 5519458 |
Universal anti-glare screen apparatus |
May. 21, 1996 |
| 5363148 |
CRT display set and optical device having means for accurately positioning the CRT |
Nov. 8, 1994 |
| 5184224 |
Television projection screen having anti-static elements |
Feb. 2, 1993 |
| 5181102 |
Television camera and display employing quincuncial scanning |
Jan. 19, 1993 |
| 5177400 |
Projection cathode-ray tube |
Jan. 5, 1993 |
| 5148283 |
Method and apparatus for dresser video images |
Sep. 15, 1992 |
| 5136428 |
Flat-plate optical device having a gradient index of refraction for correcting spatial distortions |
Aug. 4, 1992 |
| 5126626 |
Projection cathode ray tube |
Jun. 30, 1992 |
| 5119239 |
Magnifier apparatus and method for hand held video display |
Jun. 2, 1992 |
| 5061874 |
Glass article having low specular reflection |
Oct. 29, 1991 |
| 5061052 |
Television picture enhancement device |
Oct. 29, 1991 |
| 5051652 |
Panel with anti-reflective multi-layered film thereon |
Sep. 24, 1991 |
| 5048928 |
Computer screen magnifier |
Sep. 17, 1991 |
| 4988166 |
Sighting arrangements |
Jan. 29, 1991 |
| 4963959 |
Three-dimensional cathode ray tube display |
Oct. 16, 1990 |
| 4933593 |
Liquid-cooled projection television display tube with expansion vessel |
Jun. 12, 1990 |
| 4929865 |
Eye comfort panel |
May. 29, 1990 |
| 4924318 |
Lattice elimination assembly for a television wall |
May. 8, 1990 |
| 4907090 |
Projection television screen protector |
Mar. 6, 1990 |
| 4904899 |
Projection cathode ray tube |
Feb. 27, 1990 |
| 4879603 |
Multiple image, single display system and method |
Nov. 7, 1989 |
| 4853791 |
Electromagnetic emission shield for cathode ray tube display |
Aug. 1, 1989 |
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