| 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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| 07/23/1999 | CA2244070A1 Device for optical free space transmission systems |
| 07/22/1999 | WO1999037098A1 Method and apparatus for aligning stereo images |
| 07/22/1999 | WO1998004948A8 Endoscope with at least one glued and additionally soldered end window |
| 07/22/1999 | CA2280694A1 Method and apparatus for aligning stereo images |
| 07/21/1999 | EP0929254A1 Video endoscopes |
| 07/21/1999 | CN2329981Y Collapsible telescope |
| 07/20/1999 | US5926312 Foldable binoculars |
| 07/20/1999 | US5924791 Light source device for endoscope which shields lamp noise |
| 07/20/1999 | CA2162697C An endoscope cleaner/sterilizer |
| 07/20/1999 | CA2107872C Focusing endoscope |
| 07/15/1999 | DE19900163A1 Optical system for observation apparatus |
| 07/15/1999 | DE19900162A1 Optical system for observation apparatus |
| 07/14/1999 | EP0928597A2 Diagnostic apparatus for imaging fluorescent biological tissues |
| 07/14/1999 | EP0928434A2 Optical sighting devices |
| 07/14/1999 | EP0840566A4 Asymmetric stereo-optic endoscope |
| 07/13/1999 | US5923467 Binocular bent-axis loupes |
| 07/13/1999 | CA2183277C Low cost night vision camera for vehicles and mounting thereof |
| 07/07/1999 | EP0927902A2 Sun-observation device |
| 07/07/1999 | EP0927373A2 An enhanced resolution image guide |
| 07/07/1999 | EP0829171A4 Stereoscopic autofocusing, rangefinding and videometry |
| 07/07/1999 | CN2328026Y Wearable refracting-reflecting telescope |
| 07/06/1999 | US5920427 Keplerian variable magnification finder |
| 07/06/1999 | US5920426 Telescopic viewfinder optical system |
| 07/06/1999 | US5919128 Sparse aperture endoscope |
| 07/06/1999 | US5918974 Optical illumination device |
| 07/01/1999 | WO1999032918A1 Variable stiffness fiber optic shaft |
| 07/01/1999 | DE19860053A1 Optical system for producing monochromatic image |
| 06/30/1999 | CN2326972Y Folding-type telescope body |
| 06/30/1999 | CN2326971Y Radio combined telescope |
| 06/29/1999 | US5917662 Phototaking optical system and optical device |
| 06/29/1999 | US5917653 Binoculars capable of vibration reduction |
| 06/29/1999 | US5917650 Variable magnification finder |
| 06/29/1999 | US5916148 Objective optical system for endoscopes |
| 06/23/1999 | EP0924545A1 Telescopic viewfinder optical system |
| 06/23/1999 | EP0923790A1 Fast power supply for image intensifying tube |
| 06/23/1999 | CN2325790Y Column like concave lens and convex lens glued lens used as image transferring lens |
| 06/23/1999 | CN2325789Y Telescope with transparent package liquid |
| 06/23/1999 | CN1220737A Endoscopic inspection sensor for coke oven batteries |
| 06/22/1999 | US5915136 Real-image viewfinder with stationary and movable real image planes |
| 06/22/1999 | US5914816 Helmet mount for night vision goggle |
| 06/21/1999 | CA2242556A1 Device for the directional transmission and the directional reception of modulated light waves |
| 06/17/1999 | WO1999030198A1 Universal endoscope video adaptor with zoom |
| 06/17/1999 | DE19807119C1 Positioning apparatus |
| 06/16/1999 | EP0922199A1 Optical scope with measuring system |
| 06/16/1999 | EP0798979A4 Electronic endoscope with position display |
| 06/16/1999 | CN2324553Y Monocular |
| 06/15/1999 | US5912764 Endoscope optical system and image pickup apparatus |
| 06/10/1999 | DE19855702A1 Binocular telescope with two telescope systems |
| 06/10/1999 | DE19855701A1 Compensating system for binocular telescope with two telescope systems |
| 06/10/1999 | DE19855699A1 Binocular telescope with objective lenses and image inversion system |
| 06/10/1999 | DE19855693A1 Viewer with objective lens, and image inversion system |
| 06/10/1999 | DE19855669A1 Binocular telescope with two telescope systems |
| 06/10/1999 | DE19855668A1 Optical observation system with telescopic systems and optical elements |
| 06/10/1999 | DE19750685A1 Verfahren zum Montieren von Stablinsen in einem Endoskop sowie Endoskop mit solchen Stablinsen Method of mounting rod lenses in an endoscope and endoscope with such a rod lenses |
| 06/09/1999 | EP0920276A1 Rigid endoscope with lighting |
| 06/09/1999 | EP0798980A4 A fog-free endoscope |
| 06/08/1999 | US5911087 Camera finder system |
| 06/08/1999 | US5910859 Image stabilizing apparatus |
| 06/03/1999 | WO1999027408A1 A set of reticles which enable the user to correct parallax |
| 06/03/1999 | WO1999027318A1 Optical accessory |
| 06/02/1999 | EP0919845A1 Inspection system of internal zones of a machine by optical fiber endoscopy |
| 06/02/1999 | EP0919179A1 Hard endoscope used for assisting micro-operation |
| 06/02/1999 | CN2322156Y High power optical fibre straight angle side radiation probe |
| 05/27/1999 | WO1999026271A1 Night vision device and method |
| 05/27/1999 | WO1999026096A1 Method for mounting rod lenses in an endoscope and endoscope with said rod lenses |
| 05/27/1999 | DE19854489A1 Wide angle optical system with inverting mirror system |
| 05/26/1999 | EP0918240A1 Harmonisation of the entrance and exit axes of an infrared telescope |
| 05/26/1999 | CN2321018Y Children's periscope |
| 05/26/1999 | CN2321016Y Laser beam transmission mechanism |
| 05/25/1999 | US5907442 Reflective optical system |
| 05/25/1999 | US5907150 Multi-function day/night observation, ranging, and sighting device and method of its operation |
| 05/21/1999 | CA2252056A1 Harmonization of entry and exit axes of an infrared telescope |
| 05/19/1999 | EP0916924A1 Focusing controller for survey instrument |
| 05/19/1999 | EP0916107A1 Endoscope with at least one reversal system with a non-homogeneous refraction index |
| 05/19/1999 | EP0916106A1 Endoscope with drying agent |
| 05/18/1999 | US5905591 Multi-aperture imaging system |
| 05/18/1999 | US5903996 Day/night viewing device with laser range finder utilizing two wavelengths of laser light, and method of its operation |
| 05/14/1999 | WO1999023521A1 Helmet mount for night vision goggle |
| 05/14/1999 | WO1999023519A1 Optical system with several lines of sights |
| 05/12/1999 | EP0914625A1 Endoscope with at least one glued and additionally welded end window |
| 05/12/1999 | EP0769160B1 Display system intended to be attached to the head or to a helmet, and a helmet provided with such a display system |
| 05/12/1999 | CN2318646Y Manufacture mould of seamless astrometric telescope lens cone |
| 05/11/1999 | US5903387 Optical axis adjustable binoculars |
| 05/11/1999 | US5903005 Aspherical elements for infrared imaging system |
| 05/11/1999 | US5902996 Mounting assembly for image intensifier tube in optical sight |
| 05/11/1999 | US5902232 Non-flexible endoscope having a slender insert section |
| 05/06/1999 | WO1999010762A3 Endoscopic lens |
| 05/04/1999 | US5900988 Viewfinder having a high magnification ratio |
| 05/04/1999 | US5900971 Optical viewing device |
| 05/04/1999 | US5899852 Endoscope system with operation invalidating device |
| 04/29/1999 | WO1999021043A1 Infra-red imaging systems and other optical systems |
| 04/27/1999 | US5898529 Deployable space-based telescope |
| 04/27/1999 | US5898519 Compact night vision device |
| 04/27/1999 | US5897488 Bending insertion instrument to be inserted into a body cavity through an endoscope |
| 04/27/1999 | US5897269 Quick attach/release adapter mechanism |
| 04/27/1999 | US5897227 Zoom lens drive system for lens shutter type of camera |
| 04/22/1999 | WO1999019752A1 Sapphire objective system |
| 04/22/1999 | WO1999019665A1 Sight for weapons |
| 04/22/1999 | DE19742454A1 Endoscope optical instrument with system pipe containing rod-lenses |
| 04/20/1999 | US5896228 Method and apparatus for controlling the driving of a body |