Patents for G02B 27 - Other optical systems; Other optical apparatus (75,835) |
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04/22/1980 | US4199816 Optical calibration apparatus and procedure |
04/22/1980 | US4199226 Laser transmitting and receiving device |
04/22/1980 | US4199220 Lens system with reticle and diffuser glass |
04/22/1980 | CA1075951A1 Photographic flash duration controlled by measuring reflected light |
04/16/1980 | EP0010031A1 Method for the transformation of thermal images into visible images, device for carrying out this method and use |
04/16/1980 | EP0009983A1 Optical beam splitting apparatus |
04/15/1980 | US4198655 Systems for the display and indication of information |
04/15/1980 | US4198654 Systems for the display and indication of information |
04/15/1980 | US4198154 Image recording apparatus capable of representing half-tones on an image |
04/15/1980 | US4198120 Fiber optic device for correcting image tilt or curvature in a spectrogram |
04/15/1980 | US4198114 Magnifying optical system |
04/15/1980 | CA1075800A1 Etalon laser mode selector |
04/15/1980 | CA1075652A1 Glide path lighting system |
04/15/1980 | CA1075507A1 Observation and sighting apparatus such as for vehicles |
04/15/1980 | CA1075487A1 Optical measurement of small articles |
04/08/1980 | US4196961 Optical apparatus for correcting the spherical aberration of a spherical concave mirror |
04/08/1980 | CA1075057A1 Remote control light transmitting lens system |
04/08/1980 | CA1075054A1 Binocular type viewing instrument |
04/02/1980 | EP0009332A1 Head up displays |
04/02/1980 | EP0009062A1 A stereoscopic filmstrip, a method of manufacturing it and a stereoscopic viewer for viewing it |
04/01/1980 | US4195915 Liquid crystal image projector system |
04/01/1980 | US4195913 Optical integration with screw supports |
04/01/1980 | US4195911 Panoramic image generating system |
04/01/1980 | US4195910 Multidirectional visual display device |
04/01/1980 | US4195908 Magnetic mirror for imparting non-reciprocal phase shift |
04/01/1980 | US4195903 Binocular microscope with lenses rotatable in the plane of optical axes |
04/01/1980 | CA1074648A1 Cylindrical radiant energy direction device with refractive medium |
03/25/1980 | US4195316 Apparatus and method for correcting imperfection in a polygon used for laser scanning |
03/25/1980 | CA1074280A1 Optical display apparatus and method |
03/20/1980 | WO1980001518A1 Light modulation device and its use for testing parts |
03/20/1980 | WO1980000499A1 Arrangement to reduce influence of diffuse and direct reflections in a display device based on a source of light emitting in a narrow band |
03/19/1980 | EP0008639A1 Light source arrangement for stage or studio lighting or the like |
03/18/1980 | US4193666 Display collimator system including a standby reticle arrangement |
03/18/1980 | US4193661 Optical multichannel coupler |
03/18/1980 | CA1073715A1 Optical system for multiple imaging of a linear object |
03/11/1980 | US4192578 Method of projecting a line image of uniform brightness |
03/11/1980 | CA1073253A1 Optical focussing sensor |
03/06/1980 | WO1980000377A1 Prism telescope with immage stabilising device |
03/05/1980 | EP0008448A2 Slide viewer |
03/04/1980 | US4191462 Fixed focus exposure control apparatus with reverse spherical aberration corrective characteristic |
03/04/1980 | US4191457 Bi-directional optical apparatus for altering an optically projected member |
03/04/1980 | CA1073101A1 Optical focussing device for focussing a radiation beam |
03/04/1980 | CA1073056A1 Optical pulse transmission system |
02/26/1980 | US4190856 Three dimensional television system |
02/26/1980 | US4190832 Polarized windshield indicia reflection display system |
02/26/1980 | US4190338 Data recording camera |
02/26/1980 | US4190330 Variable focus liquid crystal lens system |
02/26/1980 | CA1072381A1 Remote control light receiving lens system |
02/19/1980 | US4189210 Visual effect system |
02/19/1980 | US4189206 Optical switching device |
02/19/1980 | CA1072047A1 Isotope separation process |
02/12/1980 | US4188119 Two-coordinate length measuring device for microscopic instruments |
02/12/1980 | US4188090 Retractable head-up displays |
02/12/1980 | US4187868 Method and device for cleaning a sloping or vertical surface on an optical element |
02/12/1980 | CA1071449A1 Multiple lens system for an optical imaging device |
02/12/1980 | CA1071447A1 Black and white diffractive subtractive light filter |
02/06/1980 | EP0007902A1 Automatic focusing system |
02/06/1980 | EP0007432A1 Rear-view device incorporatable in helmets and the like |
02/05/1980 | US4187001 View expanding apparatus |
02/05/1980 | US4186838 Measurement of optical properties |
01/29/1980 | US4185903 Camera having spatially stabilized photocell |
01/29/1980 | US4185891 Laser diode collimation optics |
01/29/1980 | US4185407 Display device |
01/29/1980 | CA1070832A1 Apparatus for reading a disc-shaped record carrier |
01/29/1980 | CA1070810A1 Optical projection device and an optical reader incorporating this device |
01/23/1980 | EP0007268A1 Optical radiation source for producing a divergent radiation beam with a uniform angular aperture |
01/23/1980 | EP0007039A1 Holographic head-up display system |
01/22/1980 | CA1070426A1 Focussing system for optical record carrier reader |
01/15/1980 | US4183636 Projection system |
01/15/1980 | US4183623 Tomographic cross-sectional imaging using incoherent optical processing |
01/15/1980 | CA1069739A1 Compact microform reader with projection screen |
01/09/1980 | EP0006787A1 Optical projection system comprising plate positioning means |
01/08/1980 | US4182565 Light-ray deviator for camera objective |
01/08/1980 | CA1069360A1 Colour splitting prism assembly |
01/01/1980 | US4181405 Head-up viewing display |
01/01/1980 | CA1068954A Method and apparatus for splitting a beam of energy |
12/25/1979 | US4180330 Method of and a system for color separation |
12/25/1979 | US4180309 Focal point detecting device for SLR camera |
12/18/1979 | CA1068404A1 Optical read-out system |
12/12/1979 | EP0005897A1 Diffractometer and method of detecting a light-diffracting specimen |
12/12/1979 | EP0005852A1 Reflection light barrier apparatus capable of recognizing strongly reflecting objects |
12/11/1979 | US4178615 Aperture plate for an exposure head for use in a picture scanning reproducer |
12/11/1979 | US4178611 Optical low pass filter |
12/11/1979 | US4178404 Titanium, copper and cupric oxide/; |
12/11/1979 | US4178075 Lenses with distortion |
12/11/1979 | US4178074 Head-up displays |
12/11/1979 | US4178073 Optical isolator |
12/11/1979 | CA1067999A1 Optical device for projecting a radiation beam onto a data carrier |
12/11/1979 | CA1067855A1 Air cooling means for uv processor |
12/11/1979 | CA1067735A1 Conversion of stripe-geometry junction laser emission to a spherical wavefront |
12/04/1979 | US4177482 Population and profile data of bodies in a transparent mass |
12/04/1979 | US4176907 Scanning device |
12/04/1979 | CA1067618A1 Apparatus for reading an optically readable reflecting information structure |
12/04/1979 | CA1067599A1 Coherent scanning system for fabric inspection |
12/04/1979 | CA1067452A1 Laser isotope separation |
11/28/1979 | EP0005460A1 Apparatus for material treatment |
11/27/1979 | US4175830 Wave mode converter |
11/27/1979 | US4175828 Collapsible stereoscopic viewer |
11/27/1979 | US4175825 Optical transmission system with a pechan prism for equalizing optical paths |
11/27/1979 | US4175365 Method and apparatus for measuring distances |