| Patents for G02B 23 - Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices (16,751) |
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| 03/14/1991 | DE3930353A1 Optical detection equipment with telescope - has third mirror in centre of first one reflecting through gimbal bearing |
| 03/13/1991 | EP0416617A2 Optical sighting system for a gun mounted on mobile platform |
| 03/13/1991 | EP0416371A2 Optic for endoscope |
| 03/13/1991 | EP0416346A2 Binocular telescope |
| 03/13/1991 | EP0416025A1 Multi-dimensional imaging system |
| 03/12/1991 | US4998971 Electronic endoscope apparatus capable of observing laser-illuminated biological body portion |
| 03/12/1991 | US4998811 Telescopic rifle sight with automatic setting of the elevation by an electromotor |
| 03/12/1991 | US4998357 Binocular telescopr with radially acting compensating spring |
| 03/07/1991 | WO1991002995A1 A method of arranging the ray path in an optical instrument |
| 03/06/1991 | EP0414866A1 Underwater vehicle with passive optical observation system |
| 03/05/1991 | US4997084 Packaging system for disposable endoscope sheaths |
| 03/05/1991 | US4996975 Electronic endoscope apparatus capable of warning lifetime of electronic scope |
| 02/21/1991 | WO1991002275A1 Disposable rigid endoscope |
| 02/19/1991 | US4994794 In a vehicle |
| 02/19/1991 | US4993820 Optical instrument, in particular binoculars |
| 02/19/1991 | US4993819 External gunsight eyepiece attachment |
| 02/19/1991 | US4993817 Endoscope relay optics |
| 02/13/1991 | EP0412828A2 Day/night sight |
| 02/12/1991 | US4992809 Zoom finder system |
| 02/12/1991 | US4991959 Opto-electronic sight |
| 02/12/1991 | US4991948 Reflector telescope |
| 02/06/1991 | EP0412016A1 Aerial observation device for a submarine |
| 02/06/1991 | CN2070917U 多功能望远镜 Multifunction telescope |
| 02/05/1991 | US4991183 Target illuminators and systems employing same |
| 02/05/1991 | US4989963 Binocular telescope with coupled joint focusing and uncoupled separate focusing |
| 02/05/1991 | US4989962 Dual band/dual FOV infrared telescope |
| 02/05/1991 | US4989586 Endoscope having a solid-state image pickup device |
| 02/05/1991 | US4989582 Winding type endoscope apparatus |
| 02/05/1991 | US4989581 Torsional strain relief for borescope |
| 02/02/1991 | WO1991001677A1 Endoscope device |
| 01/30/1991 | CN2070456U Sound disc telescope |
| 01/29/1991 | US4989083 Method of inspecting objects by image pickup means |
| 01/29/1991 | US4989075 Solid-state image sensor device |
| 01/29/1991 | US4988172 Optical system for endoscopes |
| 01/29/1991 | US4988167 Light blocking and vision restoration apparatus with glint control |
| 01/29/1991 | US4988166 Sighting arrangements |
| 01/29/1991 | US4988158 Image pickup head for image pickup device |
| 01/29/1991 | US4987884 Electronic endoscope |
| 01/29/1991 | US4987608 Mounting means for use of ground system type goggles as aviators goggle |
| 01/23/1991 | EP0409569A1 Apparatus for applying surgical clips in laparoscopic or endoscopic procedures |
| 01/22/1991 | US4986645 Gun sighting telescope |
| 01/22/1991 | US4986644 Wearable binoculars |
| 01/22/1991 | US4986642 Objective lens system for endoscopes and image pickup system equipped with said objective lens system |
| 01/22/1991 | US4986628 Light guide device for phototherapy |
| 01/15/1991 | US4984892 Apparatus for the optical scanning of a spherical or semispherical space |
| 01/15/1991 | US4984879 Comfortable binocular |
| 01/15/1991 | US4984878 Ojective lens for endoscope |
| 01/15/1991 | CA1278934C Scanning microtelescope for surgical applications |
| 01/10/1991 | WO1991000049A1 Endoscope with a video device arranged at its distal end |
| 01/08/1991 | US4982726 Electronic endoscope system with suction channel of controllable strength of suction |
| 01/08/1991 | US4982502 Telescopic gun sight |
| 01/07/1991 | WO1991000976A1 Fine adjustment control mechanism for orientation and/or positioning of a pay load |
| 01/01/1991 | US4981346 Collapsible portable periscope |
| 01/01/1991 | US4981331 Low reflection optical reticle and method of making same |
| 12/29/1990 | WO1991000489A1 Divergence and marking device for target sighting device |
| 12/29/1990 | CA2034501A1 Divergence and marking device for target pointer |
| 12/27/1990 | EP0404122A2 Electronic endoscope apparatus capable of observing laser-illuminated biological body portion |
| 12/27/1990 | CA1278354C Night vision goggle compatible alarm |
| 12/25/1990 | US4980763 System for measuring objects viewed through a borescope |
| 12/25/1990 | US4980565 Electro-optical target acquisition system |
| 12/25/1990 | US4979808 Endoscope objective lens system |
| 12/19/1990 | EP0403399A2 System for measuring objects viewed through a borescope |
| 12/19/1990 | EP0402601A2 Optoelectronic viewing assembly |
| 12/19/1990 | EP0402564A1 Missile seeker head |
| 12/19/1990 | EP0402461A1 Flexible endoscope |
| 12/18/1990 | US4979035 Electronic endoscope apparatus with CCD output circuit of positive polarity |
| 12/18/1990 | US4978206 Periscopic sight with support means for elevation adjustment mounted within support means for azimuthal adjustment |
| 12/18/1990 | US4977887 Endoscope with scope section of adjustable rigidity |
| 12/13/1990 | WO1990015353A1 Mirror telescope and process for manufacturing it |
| 12/12/1990 | EP0401432A1 Image magnifying and pick-up system with lighting lightguide device |
| 12/11/1990 | US4977450 Image pickup system for an endoscope using a first filter matched to a frequency of a fiber array and a second matched to a frequency of an image pickup device |
| 12/11/1990 | US4977418 Camera viewing unit |
| 12/11/1990 | US4977323 360 degree infrared surveillance with panoramic display |
| 12/11/1990 | US4976524 Optical system for endoscopes to be used for observing the interior of pipes |
| 12/11/1990 | US4976522 Objective lens system for endoscopes |
| 12/05/1990 | EP0401129A1 Hydraulic muscle pump |
| 12/04/1990 | US4975565 Automatic adjusting device for a sighting system |
| 12/04/1990 | US4974936 Device for supplying light to endoscopes with rotary filter plate and faster rotating runner plate with at least one opaque region |
| 11/29/1990 | WO1990014316A1 Process for the manufacture of objects with small complex cross-sections |
| 11/29/1990 | WO1990014040A1 Stereoscopic medical viewing device |
| 11/29/1990 | DE4016587A1 Switchable day-and-night vision appts. - has optical compensating system with front lens elements offsetting image and with rear elements for chromatic correction |
| 11/28/1990 | EP0399865A1 Optical device for introduction of a collimated image into the field of view of an observer and helmet comprising such a device |
| 11/28/1990 | EP0399660A1 Hot tip device with optical diagnostic capability |
| 11/28/1990 | EP0399609A1 Brightness intensifier tube with alignment marker |
| 11/27/1990 | US4972828 Endoscope having adjustable forceps insertion inlet portion |
| 11/24/1990 | CA2017367A1 Hot tip device with optical diagnostic capability |
| 11/23/1990 | CA2017251A1 Optical device enabling the introduction of a collimated image in an observer's field of vision |
| 11/20/1990 | US4971429 Fixed focus and fixed pupilar distance binocular with head band |
| 11/20/1990 | US4971035 Insert part of endoscope |
| 11/15/1990 | WO1990013843A1 Non-linear controller functions for inertial optical stabilizers |
| 11/15/1990 | WO1990013841A1 Endoscope support system |
| 11/13/1990 | US4969708 Fiberoptic endoscope |
| 11/07/1990 | CN2065328U Collapsible ultrathin telescope |
| 11/06/1990 | USH833 Protective helmet visor for use with vision assisting devices |
| 11/06/1990 | US4969035 Observation of furnace interior |
| 10/31/1990 | EP0395257A2 Telescope mirror blank and method of production |
| 10/30/1990 | US4967269 Endoscope automatic light control apparatus and endoscope apparatus making use of the same |
| 10/30/1990 | CA1275589C Fiber-optic image-carrying device |
| 10/25/1990 | DE3912720A1 Endoskop sowie verfahren zum sterilisieren eines derartigen endoskops Endoscope and method for sterilization of such endoscope |
| 10/23/1990 | US4965601 High Pressure/temperature camera |