| Patents for G02B 17 - Systems with reflecting surfaces, with or without refracting elements (9,842) |
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| 02/07/1991 | DE3925645A1 Optical imaging system for optical fibre splicing device - allows imaging in two perpendicular directions using at least one objective and 2 mirrors |
| 02/06/1991 | EP0411907A2 Scattered total internal reflectance apparatus |
| 02/05/1991 | US4990788 Apparatus emitting an electromagnetic radiation |
| 02/05/1991 | US4989952 Transparent light deflecting panel for daylighting rooms |
| 02/05/1991 | US4989928 Compact infrared lens arrangement including at least three reflections |
| 02/02/1991 | CA2022292A1 Scattered total internal reflectance apparatus |
| 01/30/1991 | EP0409825A1 Lens for receiving and/or transmitting infrared radiation |
| 01/29/1991 | US4988858 Optical device |
| 01/29/1991 | US4988177 Light concentrating lens system |
| 01/23/1991 | EP0408920A2 Light curtain generating device |
| 01/22/1991 | US4986642 Objective lens system for endoscopes and image pickup system equipped with said objective lens system |
| 01/03/1991 | DE3914275A1 Mirror for changing light beam geometry |
| 01/02/1991 | EP0405051A2 Multispectral band imaging and detecting device |
| 01/02/1991 | CA1278607C Laser ignition device |
| 01/01/1991 | US4981343 Focusing mirror lens |
| 12/27/1990 | EP0403561A1 Optical devices and methods of fabrication thereof. |
| 12/25/1990 | US4979821 Cuvette for receiving liquid sample |
| 12/19/1990 | CN2067842U High-speed camera |
| 12/18/1990 | US4978920 Magnetic field screens |
| 12/18/1990 | US4978843 Photoelectric sensor having a folded light path |
| 12/18/1990 | US4978200 Optical image rotators |
| 12/18/1990 | US4978199 Finder optical system |
| 12/12/1990 | CN2067414U Multiframe imaging lens for camera |
| 12/11/1990 | US4976524 Optical system for endoscopes to be used for observing the interior of pipes |
| 12/05/1990 | CN2066995U Central line reflector for tunnelling |
| 11/28/1990 | CN2066561U Observation mirror for flame of gas |
| 11/28/1990 | CN1047396A Non-spherical optical system with catadioptric rate one to one |
| 11/27/1990 | US4974138 Lighting device |
| 11/27/1990 | US4973115 Free expansion pseudo-zoom for laser projector |
| 11/22/1990 | EP0153416B1 Lighting apparatus |
| 11/20/1990 | US4971428 Catadioptric zoom lens |
| 11/15/1990 | WO1990013777A1 Nonimaging radiant energy device |
| 11/14/1990 | EP0396587A1 An optical system for laser marking. |
| 11/14/1990 | EP0246318B1 Amplitude-weighting adaptive laser |
| 11/13/1990 | US4969732 Display device |
| 11/13/1990 | US4969724 Helmet supported optical systems with four reflections |
| 11/13/1990 | US4969714 Helmet mounted display having dual interchangeable optical eyepieces |
| 11/07/1990 | EP0396128A2 Catadioptric projector, catadioptric projection system and process |
| 11/06/1990 | US4968126 All-optical device and method for remapping images |
| 11/06/1990 | US4968123 Helmet mounted display configured for simulator use |
| 10/31/1990 | EP0395570A2 Helmet mounted display configured for simulator use |
| 10/24/1990 | EP0354961A4 Integrally-pressed collimator |
| 10/24/1990 | CN1010133B 1:1 catadioptric system |
| 10/24/1990 | CA2015166A1 Helmet mounted display configured for simulator use |
| 10/23/1990 | US4964713 Concentrator arrangement |
| 10/23/1990 | US4964706 Multi-focal length, multi-field of view three mirror anastrigmat |
| 10/23/1990 | US4964705 Unit magnification optical system |
| 10/17/1990 | EP0392387A2 Mirror for changing the geometric shape of a light beam |
| 10/17/1990 | CN2064071U Device for shooting multiple portraits in a piece of colour negative |
| 10/09/1990 | US4962311 Device for determining the direction of incident laser radiation |
| 10/04/1990 | WO1990011545A1 Illuminating device having a high luminosity factor |
| 10/03/1990 | CN2063238U Multi-image photographic mirror |
| 10/02/1990 | US4960313 Apparatus for rotating a light image and an optical system for focusing light beams on a recording medium |
| 09/26/1990 | EP0389403A2 A helmet mounted display having dual interchangeable optical eyepieces |
| 09/18/1990 | US4957356 Finder device |
| 09/12/1990 | EP0387227A2 Night telesope |
| 09/07/1990 | WO1990010174A1 Light, in particular a light for motor vehicles |
| 09/05/1990 | EP0385262A2 Observation apparatus with reflecting object illumination appliance |
| 09/04/1990 | US4953960 Optical reduction system |
| 09/04/1990 | US4953950 Apparatus for producing ultra-high power ultra-high density laser beam |
| 08/21/1990 | US4950063 Automatic compensation of optical path for gimbaled phased array telescope |
| 08/21/1990 | US4950056 Optical system |
| 08/21/1990 | CA1272894A1 Short arc lamp image transformer |
| 08/14/1990 | US4949120 Illuminating device |
| 08/14/1990 | US4948228 Optical image rotators |
| 08/08/1990 | EP0380663A1 Collimator |
| 08/07/1990 | US4947198 Finder optical system for single reflex cameras |
| 08/01/1990 | EP0380035A2 Helmet mounted display system |
| 07/31/1990 | CA1272052A1 Multi-bulb light source |
| 07/26/1990 | WO1990008009A1 Device for obtaining focused shock waves |
| 07/25/1990 | EP0378886A1 Optical system |
| 07/11/1990 | CN1043814A Optical scanning device, mirror objective suitable for use in said device and optical write and/or read apparatus provided with said device |
| 07/11/1990 | CN1043794A Optical scanning device, mirror objective suitable for use in said device and optical write and/or read apparatus proved with said device |
| 07/10/1990 | US4941012 Finder optical system for cameras |
| 07/10/1990 | US4940890 Optical scanning device, mirror objective suitable for use in said device and optical write and/or read apparatus provided with said device |
| 06/27/1990 | EP0374793A2 Display apparatus |
| 06/20/1990 | EP0373700A1 Optical scanning device, and mirror objective suitable for use in said device. |
| 06/20/1990 | EP0373699A1 Optical scanning device, mirror objective suitable for use in said device and optical write and/or read apparatus provided with said device |
| 06/19/1990 | US4934805 Fixed step catoptric zoom system |
| 06/19/1990 | US4934804 Focusing optical explosive initiator and initiator window |
| 06/19/1990 | US4934801 Optical imaging system |
| 06/13/1990 | CA2004994A1 Optical scanning device, mirror objective suitable for use in said device and optical write and/or read apparatus provided with said device |
| 06/13/1990 | CA2004982A1 Optical scanning device, mirror objective suitable for use in said device and optical write and/or read apparatus provided with said device |
| 06/12/1990 | US4932765 Optical device providing supplemental wide angle peripheral vision |
| 05/29/1990 | US4929040 Five mirror, two perpendicular plane image derotator |
| 05/22/1990 | US4927256 Multispectral optical device comprising mirrors |
| 05/16/1990 | EP0368261A2 Unit magnification optical system |
| 05/14/1990 | EP0357629A4 Reflective film. |
| 05/08/1990 | US4924086 Optical scanning apparatus for detecting faults on a surface |
| 05/08/1990 | US4924082 Optical scanning device, mirror objective suitable for use in said device and optical write and/or read apparatus provided with said device |
| 05/08/1990 | US4923293 Optical system for masking out a component region of an image |
| 05/02/1990 | EP0366467A2 Helmet supported optical systems |
| 05/01/1990 | US4922107 Apparatus emitting an electromagnetic radiation, in particular infrared, comprising a plane source of rays and a reflector |
| 05/01/1990 | US4921338 Corrective optics for rectangular laser beams |
| 04/25/1990 | EP0365406A1 Optical collimating system for a helmet visual |
| 04/25/1990 | EP0365065A1 Magnetic field screens |
| 04/25/1990 | EP0364951A2 Continuous zoom all-reflective optical system |
| 04/11/1990 | EP0362767A1 Monolithic catadioptric device |
| 04/10/1990 | US4916534 Endoscope |
| 04/05/1990 | WO1990003588A1 Optical device |