| 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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| 10/16/1997 | WO1997038329A1 Optical imaging system |
| 10/16/1997 | DE19616982C1 Visiereinrichtung für Tag und Nacht Sighting device for day and night |
| 10/15/1997 | EP0800660A2 Telescopic sight with variable magnification |
| 10/15/1997 | EP0774916A4 Endoscope |
| 10/14/1997 | US5678080 Compact viewfinder device using a fiber optical plate to transmit an optical image |
| 10/14/1997 | US5677789 Binocular |
| 10/08/1997 | EP0798980A1 A fog-free endoscope |
| 10/08/1997 | EP0798979A1 Electronic endoscope with position display |
| 10/07/1997 | US5674181 Endoscope with a detachable tip cover |
| 10/07/1997 | US5674179 Endoscope |
| 10/02/1997 | WO1997036203A1 Stereo-endoscope |
| 10/02/1997 | WO1997036202A1 Sight comprising ir camera and having a large observation area |
| 10/01/1997 | EP0798585A2 Catadioptric one-to-one telecentric image combining system |
| 10/01/1997 | CN1160857A Binoculars |
| 09/30/1997 | US5673147 Stereo video endoscope objective lens systems |
| 09/30/1997 | US5673143 Thermal imaging device with selectively replaceable telescopic lenses and automatic lens identification |
| 09/30/1997 | US5673099 Lens shutter camera including zoom lens |
| 09/24/1997 | EP0796451A1 Thermal imaging device with selectively replaceable telescopic lenses and automatic lens identification |
| 09/24/1997 | CN1160225A Real-image variable magnification viewfinder |
| 09/23/1997 | US5671092 Reverse Galilean finder with projected front window |
| 09/23/1997 | US5671088 Variable optical aiming devices |
| 09/18/1997 | WO1997034411A1 Real-time, multiple path video imaging system |
| 09/17/1997 | CN1159596A Mechanism used for elements of optical apparatus contacted with eyes |
| 09/16/1997 | US5667478 Surgical instrument with stick-on fiber-optic viewing system and method of using |
| 09/16/1997 | US5667477 For use with a medical treatment means |
| 09/09/1997 | US5666222 Optical viewing device |
| 09/09/1997 | US5665051 Endoscope with axially movable optical fiber guide to compensate changes in length |
| 09/03/1997 | EP0792472A2 Target acquiring telescope |
| 09/03/1997 | EP0792470A1 Electro-optical sight |
| 09/03/1997 | EP0792219A1 Viewing apparatus with a counterbalanced and articulated mirror |
| 09/02/1997 | US5664244 Viewfinder device |
| 09/02/1997 | US5662588 Endoscope apparatus |
| 09/02/1997 | US5662584 Endoscope with position display for zoom lens unit and imaging device |
| 09/02/1997 | US5661920 Scope cover |
| 08/28/1997 | DE19607372A1 Endoscopy device with switched illumination light source |
| 08/27/1997 | EP0791182A1 Device for the forced coupling of two lines of sight |
| 08/27/1997 | CN1157932A Image amplifying tube system for day and night combined use in observation equipment |
| 08/26/1997 | US5661610 Telescope for infrared or visible imaging |
| 08/20/1997 | EP0789855A1 Optical instrument with an anti-backlash focusing mechanism |
| 08/20/1997 | EP0758459A4 Low-cost, light-weight, compact binoculars |
| 08/19/1997 | US5659642 Confocal microscope and endoscope |
| 08/19/1997 | US5659427 Diopter movement type of finder optical system for single-lens reflex cameras |
| 08/14/1997 | WO1997029344A1 A device for fixing geodesic devices |
| 08/14/1997 | WO1997029343A1 Method and device for fixing geodesic instruments |
| 08/13/1997 | EP0788616A1 Telescope |
| 08/13/1997 | CN2259633Y Eye-protective instrument for watching television |
| 08/07/1997 | DE19605033A1 Mirror system for astronomical telescope |
| 08/06/1997 | EP0788003A2 Phototaking optical system and optical device |
| 08/06/1997 | CN2258997Y 便携式广角望远镜 Portable wide-angle telescope |
| 08/05/1997 | US5653034 Reflex sighting device for day and night sighting |
| 07/31/1997 | DE19603064A1 Electronic viewfinder for camera |
| 07/29/1997 | US5652679 Optical systems, telescopes and binoculars |
| 07/24/1997 | DE19621370A1 Endoscope with optical fibres separated at proximal end of coupler |
| 07/23/1997 | EP0785453A1 Equatorial mount |
| 07/23/1997 | CN1155091A Camera lens barrel |
| 07/22/1997 | US5650880 Ferro-fluid mirror with shape determined in part by an inhomogeneous magnetic field |
| 07/22/1997 | US5650813 Panoramic time delay and integration video camera system |
| 07/17/1997 | WO1997015845A3 Telescopic sight with variable magnification |
| 07/16/1997 | EP0783843A1 Helmet with night-vision device and optimized safety and ergonomics |
| 07/16/1997 | EP0721550B1 Rigid endoscope connector |
| 07/15/1997 | US5648835 Optical system for monitor cameras to be mounted on vehicles |
| 07/10/1997 | WO1997024638A1 Portable viewing apparatus having multiple interchangeable optical modules |
| 07/08/1997 | US5646777 Keplerian zoom finder optical system |
| 07/08/1997 | US5646680 Endoscope system having a switch forcibly set to display video signals not passed through outer peripheral apparatus |
| 07/03/1997 | DE19654224A1 Real image view finder for cameras |
| 07/02/1997 | CN1153559A Method of observing objects under low levels of illumination and device for carrying out said method |
| 07/02/1997 | CN1153315A Variable magnification viewfinder |
| 07/01/1997 | US5644438 Optical device for viewing into restricted areas |
| 07/01/1997 | US5644426 Strap mounting mechanism for an optical viewing device |
| 07/01/1997 | US5644425 Night Vision Monocular with unistructural optical bed |
| 07/01/1997 | US5644122 Grin optical system |
| 07/01/1997 | US5643176 Endoscopic instrument with variable viewing angle |
| 06/26/1997 | DE19708684A1 Periscope system for use with camera |
| 06/26/1997 | DE19647667A1 Superwide angle sensor with variable magnification |
| 06/25/1997 | CN1152725A Ultra wide-angle multi-magnification view-finder |
| 06/18/1997 | EP0778958A1 Orientation locating system for an observation instrument |
| 06/17/1997 | US5640632 Viewfinder device |
| 06/17/1997 | US5640283 Wide field, long focal length, four mirror telescope |
| 06/17/1997 | US5640271 Self-housing binocular |
| 06/17/1997 | US5640270 Orthogonal-scanning microscope objective for vertical-scanning and phase-shifting interferometry |
| 06/12/1997 | WO1997021130A1 Inspection instrument using optical fiber |
| 06/12/1997 | DE19649841A1 Reflecting telescope with two or three slanting mirrors |
| 06/12/1997 | DE19644071A1 Wide angle view finder with variable magnification |
| 06/11/1997 | CN2256100Y Telescope with aperture object lens |
| 06/05/1997 | DE19542745A1 Protective covers for optical instruments |
| 06/04/1997 | EP0777142A2 Adapter for extracting a portion of an image from an optical system or device |
| 06/04/1997 | CN1151139A Optical rearview mirror |
| 05/29/1997 | WO1997019380A1 Modular telescopic system |
| 05/29/1997 | WO1997002462A3 Optical aiming device |
| 05/28/1997 | EP0775327A1 Head mounted display optics |
| 05/28/1997 | EP0774916A2 Endoscope |
| 05/28/1997 | CN1150654A Eyepiece cover for optical device |
| 05/28/1997 | CN1150653A Optical device with diopter ring |
| 05/27/1997 | US5633754 Integrated optical system for endoscopes and the like |
| 05/27/1997 | US5633753 Low-cost, light-weight, compact binoculars |
| 05/27/1997 | US5633675 Shadow probe |
| 05/27/1997 | US5632718 Non-flexible endoscope with objective lens system and relay lens system |
| 05/22/1997 | DE19542955A1 Endoscope with cannula for medical use |
| 05/21/1997 | EP0774231A1 Battery powered electronic video endoscope |
| 05/20/1997 | US5631772 Telescope provided with automatically opening and closing cover |