| Patents for G02B 21 - Microscopes (24,132) |
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| 03/19/1991 | US5001351 Object holder for positioning an object in a radiation beam |
| 03/19/1991 | US5000555 Arrangement in operation switches of microscope |
| 03/19/1991 | US5000554 Method and apparatus for use in microscope investigations with a carrier having exactly one x-y coordinate system reference mark |
| 03/19/1991 | US5000548 Microscope objective |
| 03/14/1991 | DE3929827A1 Stereo-microscope optical system - is short double telescope with optical axes converging |
| 03/13/1991 | CA2023983A1 Microscope-endoscope combination useful particularly in surgery |
| 03/12/1991 | US4998810 Illuminating device for an operation microscope |
| 03/12/1991 | CA1281204C Fluorometer |
| 03/06/1991 | EP0415838A1 Microscopic method and "near-field" reflection microscope |
| 03/06/1991 | EP0415400A1 Container for microscope slides |
| 03/06/1991 | EP0276303B1 Process and device for photographing microscopic objects |
| 03/06/1991 | CN1049721A 显微镜 Microscope |
| 03/05/1991 | US4998284 Dual color camera microscope and methodology for cell staining and analysis |
| 03/05/1991 | US4997266 Examination slide grid system |
| 03/05/1991 | US4997242 Achromatic scanning system |
| 03/02/1991 | CA2023604A1 Package for handling and transporting glass slides |
| 03/01/1991 | CA2065263A1 Microscopy method and reflexion near field microscope |
| 02/27/1991 | EP0414405A2 Aligned slideholder and slide assembly |
| 02/26/1991 | US4995710 Objective lens for optical disk |
| 02/26/1991 | CA1280630C Stereoscopic optical viewing system |
| 02/21/1991 | WO1990012335A3 Camera attachment system and illuminating system for microscope |
| 02/20/1991 | EP0413042A1 Method of producing micromechanical sensors for the AFM/STM profilometry and micromechanical AFM/STM sensor head |
| 02/20/1991 | CN1049413A Finely and widely adjusting means of microscope |
| 02/19/1991 | US4993820 Optical instrument, in particular binoculars |
| 02/13/1991 | EP0412077A1 Apparatus for the relative increase of depth sharpness and improvement of resolving power of magnifying systems, particularly microscopes. |
| 02/13/1991 | CN2071346U Micro displacement crawling device |
| 02/12/1991 | US4991947 Two optomechanically coupled surgical microscopes with coaxial illumination |
| 02/07/1991 | DE4016166A1 Coaxial illumination system for stereoscopic microscope - has two partly transparent mirrors to direct light onto object |
| 02/06/1991 | EP0411557A2 Photometric method and device for the analysis of samples treated with fluorescent reagents |
| 02/06/1991 | EP0411070A1 Spectromicroscope with photometer. |
| 02/06/1991 | CN2070918U 显微镜 Microscope |
| 02/05/1991 | US4989957 Objective lens for microscopes |
| 01/31/1991 | DE3924701A1 Microscope incubator - with transparent lid over petri dish heated by warm air circulation |
| 01/30/1991 | EP0410634A2 Improved resolution confocal microscope, and device fabrication method using same |
| 01/29/1991 | US4989253 Voice activated microscope |
| 01/29/1991 | US4988158 Image pickup head for image pickup device |
| 01/24/1991 | DE3923961A1 Manipulator esp. for use with conventional microscope - has two thrust unit arrangement with small dimensions perpendicular to thrust unit directions of motion |
| 01/23/1991 | EP0409293A2 Optical coupling gel for flow cytometry apparatuses and the like |
| 01/23/1991 | EP0146621B1 A method of determining the diagnostic significance of the content of a volume of biological sample containing particles |
| 01/22/1991 | US4987303 Micro-displacement detector device, piezo-actuator provided with the micro-displacement detector device and scanning probe microscope provided with the piezo-actuator |
| 01/17/1991 | DE4017549A1 Geometrically invariant image generation for laser raster microscope - involves clocking receiver signals into image memory according to detected scan position |
| 01/17/1991 | DE4012770A1 Micro hardness testing arrangement for use with optical microscope - has penetration body mounted in front lens of objective mounted on membrane springs |
| 01/16/1991 | EP0408035A2 High resolution microscoping system using convolution integration process |
| 01/16/1991 | EP0407504A1 Opto-mechanical device for three-dimensional viewing and image projection |
| 01/15/1991 | CA1278988C Method of preparing tissue samples |
| 01/14/1991 | CA2020912A1 High resolution microscoping system using convolution integration process |
| 01/10/1991 | WO1991000472A1 Stand equipped with accessory devices, for supporting freely orientable apparatus |
| 01/09/1991 | EP0406413A1 Scanning type tunnel microscope |
| 01/08/1991 | US4983997 Microphotographic apparatus with automatic film format reflection |
| 01/03/1991 | DE3920043A1 Interference suppressor filter for fluorescence microscope - has additional filter made of light absorbing material mounted in light path directed to eye of observer |
| 01/02/1991 | EP0404952A1 Automatic focusing system |
| 01/02/1991 | EP0404901A1 Raman analysis apparatus. |
| 01/01/1991 | US4981805 Method of using chemical analysis slide |
| 01/01/1991 | US4981345 Sample holder support for microscopes |
| 12/27/1990 | EP0404568A2 Image processing apparatus |
| 12/27/1990 | EP0404304A2 Microscope |
| 12/19/1990 | EP0274508B1 Microscopes |
| 12/12/1990 | EP0401432A1 Image magnifying and pick-up system with lighting lightguide device |
| 12/11/1990 | US4976535 Attachment for a slit lamp; microscope |
| 12/11/1990 | US4976354 Carrier package for biological speciman slide |
| 12/08/1990 | WO1990015352A1 Scanning optical microscope |
| 12/08/1990 | CA2059126A1 Scanning optical microscope |
| 12/04/1990 | US4975250 Aligned slideholder and assembly |
| 12/04/1990 | US4974952 Live cell chamber for microscopes |
| 12/04/1990 | US4974951 Surgical microscope with rapid focal-length changer |
| 11/29/1990 | DE3844659A1 Micromanipulator |
| 11/27/1990 | US4974094 Direct lighting/illuminating system for miniature CCD camera |
| 11/22/1990 | EP0398118A2 Dual stereomicroscope |
| 11/22/1990 | DE3916047A1 Multiple-shell points for contactless scanning microscopy - has metal cores, dielectric and metal coatings coaxial cable-like structure, with differently shaped ends |
| 11/20/1990 | US4972258 Scanning laser microscope system and methods of use |
| 11/15/1990 | CA2014072A1 Dual stereomicroscope |
| 11/14/1990 | EP0396757A1 Semitransparent slide, cover glass and method to make preparation |
| 11/12/1990 | WO1990013255A1 Photographic attachment and shutter device for a binocular microscope |
| 11/08/1990 | DE4004952A1 Stereoscopic microscope for surgical operations - has coaxial illumination systems which illuminates ellipsoidal working zone |
| 11/06/1990 | US4968118 Straight guide driving device |
| 11/01/1990 | WO1990013053A1 Continuously focusable optical system incorporating an afocal variator optical system |
| 10/31/1990 | EP0394668A1 Apertureless near field optical microscopy |
| 10/24/1990 | EP0393165A1 Scanning confocal microscope. |
| 10/23/1990 | US4965441 Method for the scanning confocal light-optical microscopic and indepth examination of an extended field and devices for implementing said method |
| 10/23/1990 | US4964708 Microscope for medical surgery |
| 10/23/1990 | US4964707 Differential interference microscope |
| 10/18/1990 | EP0430937A4 Interactive microscopic image display system and method. |
| 10/18/1990 | DE4011575A1 Marker for optical microscope preparations |
| 10/16/1990 | US4963724 Apparatus for producing an optical image contrast |
| 10/10/1990 | EP0391429A2 Micro-displacement detector device, piezo-actuator provided with the micro-displacement detector device and scanning probe microscope provided with the piezo-actuator |
| 10/10/1990 | CN2063536U Stereo-microscope for detecting spinning plate for synthetic fibre |
| 10/09/1990 | US4961636 Revolving nose piece for optical components and process for adjusting the number of revolutions thereof |
| 10/06/1990 | WO1990012335A2 Camera attachment system and illuminating system for microscope |
| 10/03/1990 | CN1045868A Computer-aided design with three-dimensional image display |
| 10/03/1990 | CN1009867B Colour polarization and interference contrast lighting device of microscope |
| 09/26/1990 | EP0388812A2 Microscope |
| 09/25/1990 | US4959552 Microscope arranged for measuring microscopic structures |
| 09/25/1990 | US4958920 Process and apparatus for the automatic focusing of microscopes |
| 09/20/1990 | CA2012335A1 Stereoscopic display for a computer assisted design system |
| 09/13/1990 | DE4000058A1 Polarisation optical indication of subtraction position - using polarisation microscope and interference strips produced by optical element |
| 09/13/1990 | DE3942514A1 Automatic adjustment system for microscope illumination device - uses photosensor signal and detected beam position to adjust optical elements |
| 09/12/1990 | CN2062062U Optical-electric multi-function microscope quality testing instrument |
| 09/11/1990 | US4955978 Microscope base illuminator |
| 09/05/1990 | EP0385262A2 Observation apparatus with reflecting object illumination appliance |
| 09/05/1990 | CN1009496B Differential interference phase-contrast microscope |