| Patents for G02B 27 - Other optical systems; Other optical apparatus (75,835) |
|---|
| 12/06/1977 | US4061414 Kaleidoscopic apparatus |
| 12/06/1977 | US4061135 Binocular endoscope |
| 11/29/1977 | US4060307 Face plate graticule |
| 11/29/1977 | US4059913 Slide display |
| 11/22/1977 | US4059841 Optical read-out system including asymetrical beam intensity and four detector cells |
| 11/22/1977 | US4059767 Back-illuminated transparency contrast enhancement system |
| 11/22/1977 | US4059347 Optical instrument and viewing method |
| 11/22/1977 | US4059342 Microscope objective with correcting means |
| 11/15/1977 | US4058834 System for making a light beam scan a flat carrier with autofocusing |
| 11/15/1977 | US4057920 Picture viewer with successive feed means |
| 11/08/1977 | US4057782 Low altitude head up display for aircraft |
| 11/08/1977 | US4057351 Coherent scanning system for fabric inspection |
| 11/08/1977 | US4057347 Optical exposure apparatus |
| 11/01/1977 | US4056827 Optical systems for the display of visual images |
| 11/01/1977 | US4056318 Optical system for use in microfilm reading and printing apparatus |
| 10/25/1977 | US4055376 Calibration reticle for measuring microscopes |
| 10/18/1977 | US4054801 Photoelectric coupler |
| 10/18/1977 | US4054373 Microform viewer |
| 10/18/1977 | US4054361 Beam scanning device with line image formed by and reflected to optical element |
| 10/18/1977 | US4054360 Apparatus for removing the scanning error due to an error in parallelism of a rotary polyhedral mirror |
| 10/11/1977 | US4053934 Measuring the quality of images |
| 10/11/1977 | US4053765 Parallax free light pen |
| 10/11/1977 | US4053239 Axis definition apparatus |
| 10/04/1977 | US4052120 Optical apparatus for producing a light curtain |
| 09/27/1977 | US4051534 Head attached television |
| 09/27/1977 | US4051528 Apparatus for optically reconstructing information |
| 09/27/1977 | US4051463 Method and apparatus for inverting the polarity of an input image formed on a surface of an image recording device |
| 09/27/1977 | US4051329 An optical information recording system in which the energy when transmitted to the recording layer is constant |
| 09/27/1977 | US4050809 Compact visualizer |
| 09/27/1977 | US4050798 Visualizer |
| 09/27/1977 | US4050797 Method and apparatus for obtaining images of different color intensities combinations and relationships |
| 09/20/1977 | US4049960 Focusing arrangement |
| 09/20/1977 | US4049339 Movie viewing eyeglasses |
| 09/13/1977 | US4048653 Visual display apparatus |
| 09/13/1977 | US4048490 Apparatus for delivering relatively cold UV to a substrate |
| 09/13/1977 | US4047806 Hand held microfiche viewer |
| 09/13/1977 | US4047805 Ripple-free dichroic mirrors |
| 09/06/1977 | US4046458 Centering of lenses |
| 09/06/1977 | US4045896 X-ray film storage and viewing device |
| 08/30/1977 | US4045133 Analog optical block processor |
| 08/30/1977 | US4045116 Wide angle optical imaging system |
| 08/23/1977 | US4044378 Optical system for reflective mode video playback apparatus |
| 08/23/1977 | US4044252 Separation of chemical species |
| 08/23/1977 | US4043674 Spatial filter for Q-switched lasers |
| 08/23/1977 | US4043635 Temperature control for apodizers |
| 08/16/1977 | US4042957 Display systems |
| 08/16/1977 | US4042821 Remote control light receiver |
| 08/16/1977 | US4042449 Sapphire, titanium, aluminum |
| 08/09/1977 | US4040737 Method and arrangement for eliminating ghost image |
| 08/09/1977 | US4040726 See-through mirror with spaced reflective strips |
| 08/09/1977 | US4040723 Optical apparatus for reproducing a pair of data images on a common photographic plane |
| 08/09/1977 | US4040716 Kaleidoscopic peep-show viewing device |
| 08/02/1977 | US4040096 Flying spot scanner with runout correction |
| 08/02/1977 | US4039838 High resolution fluorescent screen and methods of making and using the same |
| 08/02/1977 | US4039815 Electro-optical correlator |
| 08/02/1977 | US4039411 Uranium hexafluoride |
| 08/02/1977 | US4038757 External adjustment knob for telescopic sights |
| 07/26/1977 | US4038663 Method of writing information with a modulated radiation beam onto an information storage medium and information storage medium particularly adapted to the method |
| 07/26/1977 | US4038549 Isotopically selective excitation from plural excited states |
| 07/26/1977 | US4037939 Variable field of view, variable magnification lens assembly for miniature image viewer |
| 07/26/1977 | US4037929 Optical projection device and an optical reader incorporating this device |
| 07/26/1977 | US4037926 Photographic film reading instrument |
| 07/19/1977 | US4036557 Laser doppler velocimeter |
| 07/19/1977 | US4036552 Retroreflective material made by recording a plurality of light interference fringe patterns |
| 07/12/1977 | US4035270 Uranium, excitation of uranium hexafluoride gas, then reaction with chlorine, bromine or iodine |
| 07/12/1977 | US4035068 Speckle minimization in projection displays by reducing spatial coherence of the image light |
| 07/12/1977 | US4035057 Floor or ceiling support mounted microscope for microsurgical applications |
| 07/05/1977 | US4034398 Optical and mechanical improvements for television projection system |
| 07/05/1977 | US4033683 Image viewing apparatus |
| 06/28/1977 | US4032801 Electromagnetic radiation intensity comparator apparatus |
| 06/28/1977 | US4032237 Stereoscopic technique for detecting defects in periodic structures |
| 06/21/1977 | US4031092 1,3-Bis-(carboxy-phenylamino)-s-triazines |
| 06/21/1977 | US4030839 Frequency selective reflex sight |
| 06/21/1977 | US4030817 Apodization filter |
| 06/14/1977 | US4030110 Photographic apparatus having a reflex optical system |
| 06/14/1977 | US4029396 Lens system for modifying spherical aberration |
| 06/07/1977 | US4028725 High-resolution vision system |
| 06/07/1977 | US4028544 Radiant energy detection system |
| 06/07/1977 | US4027947 Optical device for providing a three dimensional view of a two dimensional image |
| 06/07/1977 | US4027945 Optical sliprings |
| 06/07/1977 | US4027540 Inertial optical stabilizer |
| 05/31/1977 | US4026641 Toric reflector display |
| 05/31/1977 | US4026636 Stereoscopic films |
| 05/31/1977 | US4026631 Image interpretation instrument |
| 05/31/1977 | US4026293 Photocoagulator |
| 05/24/1977 | US4025795 Ultraviolet light processor having rotating shutters |
| 05/24/1977 | US4025790 Method for separating isotopes by means of lasers |
| 05/24/1977 | US4025785 Method of and apparatus for the automatic focusing of stereoscopic microscopes |
| 05/24/1977 | US4025761 Optical system for code symbol scanners |
| 05/24/1977 | US4025199 Optical color mixing method |
| 05/24/1977 | US4025197 Novel technique for spot position measurement |
| 05/24/1977 | US4025172 Compound unstable resonator |
| 05/24/1977 | US4025161 Electro-optical liquid-crystal display device |
| 05/24/1977 | US4025155 Image-transmitting optical system |
| 05/10/1977 | US4023037 Decoding composite images of three-dimensional objects by convolution |
| 05/10/1977 | US4023010 Optical identification system and reader for reading optical gratings on a record medium |
| 05/03/1977 | US4021845 Laser for generating white light |
| 05/03/1977 | US4021101 Optical focussing device for focussing a radiation beam |
| 04/26/1977 | US4019817 Method of color image recording |
| 04/26/1977 | US4019804 Optical scanning systems with image curvature correcting means |