Patents for G02B 21 - Microscopes (24,132)
02/1988
02/16/1988US4725727 Waveguide for an optical near-field microscope
02/16/1988US4725720 Microscope with auto focus and light adjusting means
02/09/1988US4723842 Stereoscopic surgery microscope for eye surgery with selective image reversal
02/04/1988DE3714205A1 Arrangement for the colour correction of optical devices
02/02/1988US4722598 Diagnostic microscope slide having multiple sample wells and cover
01/1988
01/28/1988WO1988000714A1 Process and device for photographing microscopic objects
01/28/1988WO1988000683A1 Microscopes
01/27/1988EP0254626A2 High precision photoreduction process and related apparatus
01/26/1988US4721372 Objective lens system for an endoscope
01/19/1988US4720804 Electrically addressable opto-electronic indicator for making dynamic evaluations of microscopic or larger subjects
01/19/1988US4720191 Method and apparatus for light span microscopic dark-field display of objects
01/13/1988EP0252174A1 Coarse-approach positioning device
01/07/1988EP0250586A1 Stereoscopic optical system
01/05/1988US4717246 Microscope with movable binocular tube
12/1987
12/30/1987CN87202450U Collective lighting system of optical microscope
12/29/1987US4715704 Light trap for surgical operation microscopes
12/29/1987US4715697 Microscope body system
12/22/1987US4714823 Attenuator for extraneous light fluctuations in a microscope with automatic brightness control
12/22/1987US4714328 Operating microscope apparatus
12/22/1987US4714327 Oblique observation attachment for microscopes
12/17/1987DE3619596A1 Specimen holder for microscopes
12/16/1987EP0249034A2 Multi-use microscope having modular construction of extruded parts
12/16/1987EP0248840A1 An apparatus and method for analyses of biological specimens.
12/15/1987US4712890 Apparatus for adjusting play in a precision optical instrument
12/15/1987US4712889 Photometer for use with a microscope
12/09/1987EP0248679A2 Method of using and apparatus for use in a microscope
12/08/1987US4711537 Stage for a microscope
12/03/1987DE3709485A1 Arrangement for the photoelectric detection of the coincidence of two object images
12/01/1987US4710000 Surgical stereomicroscope
11/1987
11/26/1987DE3617116A1 High-temperature microscope
11/25/1987EP0246604A2 Optical coupling gel for flow cytometry apparatuses and the like
11/19/1987EP0245466A1 Analysis method and apparatus for biological specimens.
11/17/1987US4707610 Method and apparatus for measuring surface profiles
11/17/1987US4707086 Stage assembly for thermodynamic study under a microscope
11/11/1987EP0245089A2 Microscope
11/11/1987EP0244816A2 Mask pattern defect detection apparatus
11/11/1987EP0244781A2 Method and apparatus of using a two beam interference microscope for inspection of integrated circuits and the like
11/11/1987EP0244640A2 Light-modulating microscope using deconvolution
11/10/1987US4705705 Process for the production of slides with delimited reaction fields, and the slides produced by the process
11/10/1987US4705381 Photographing apparatus for microscope
11/10/1987US4705366 High temperature microscope
11/05/1987WO1987006714A1 Optical element and device for its use
11/04/1987EP0243680A1 Bright field illumination device
11/03/1987US4704013 Auxiliary adjusting mechanism for optical instruments
11/03/1987US4704012 Stereoscopic microscope
11/03/1987CA1228915A1 Method for microphotometering microscope specimens, and apparatus for carrying out the method
10/1987
10/27/1987US4702571 Instrument for visual observation utilizing fiber optics
10/27/1987US4702570 Stereo-microscope with two observation optical systems each including a right angle prism and a roof right angle prism providing both rotation and relative separation adjustments
10/27/1987US4702565 Cross-slide stage for a microscope
10/22/1987WO1987006357A1 Microscope provided with automatic sweep device
10/21/1987EP0242321A1 Stereo microscope
10/21/1987EP0242151A1 Method and apparatus for measuring linewidths by surface profiles
10/20/1987US4700585 Drive for the compound stage of a microscope or similar apparatus
10/20/1987US4700584 Manipulator usable for a glass electrode or the like
10/13/1987US4700298 Dynamic microscope image processing scanner
10/06/1987US4697893 Microscope with a binocular tube
09/1987
09/30/1987EP0239206A1 Confocal optical imaging system with improved signal-to-noise ratio
09/30/1987EP0239085A2 Device for micro-movement of objects
09/23/1987EP0237968A2 Support for an optical observation apparatus
09/22/1987US4695137 Motorized focus drive for a microscope
09/17/1987DE3643846A1 Arrangement for marking the compensation position in the case of measurements of optical path difference
09/16/1987EP0236921A2 Supplementary device for microscopes
09/15/1987CA1226963A1 Method and apparatus for cross-sectional analysis of printed circuit boards
09/08/1987US4691997 Microscope tube
09/01/1987US4691103 Microscope for non-differentiated phase image formation
09/01/1987US4690522 Microscope illuminator support
09/01/1987US4690521 Microscope slide marking device and method
09/01/1987US4690520 Apparatus for use in transporting a photogrammetric microscope from a first position to a second position
09/01/1987US4690519 Variable power optical instrument
08/1987
08/27/1987WO1987005122A1 Magnifying stereoscopic viewer
08/25/1987US4689491 Semiconductor wafer scanning system
08/25/1987US4688908 Microscope stage
08/25/1987US4688907 System providing 3 identical optical paths and adapted for a microscope
08/20/1987DE3640954A1 Front lenses for microscope objectives
08/20/1987DE3604815A1 Microscope photometer
08/18/1987US4687913 Microscope autofocus system
08/18/1987US4687304 Incident illumination apparatus for a microscope
08/18/1987US4686992 Ophthalmic beam director
08/13/1987WO1987004804A1 Microspectrofluorimeter
08/13/1987DE3604142A1 Microscope
08/11/1987US4686565 Method and apparatus for visually examining an array of objects disposed in a narrow gap
08/11/1987US4686360 Device for the automatic focussing of optical instruments with complementary measuring and detecting diaphragms
08/11/1987US4685776 Inverted-design optical microscope
08/11/1987US4685648 Counterbalancing apparatus for use in an optical instrument
08/05/1987EP0230578A1 Scanning laser microscope
08/05/1987CN86209953U Smears plate for microscope
08/04/1987US4684225 Cable drive focusing mechanism for optical instruments
08/04/1987US4684088 Support apparatus for an optical observation device
07/1987
07/30/1987DE3642808A1 Microscope
07/29/1987EP0230253A2 Stereoscopic optical system
07/28/1987US4682864 Method and apparatus for simultaneously observing a transparent object from two directions
07/28/1987US4682859 Objective lens for microscope
07/28/1987US4682595 Limiting retinal exposure to field illumination
07/28/1987CA1224820A1 Optical window with vacuum film holder
07/22/1987EP0229662A2 Surgical microscope system
07/22/1987EP0229581A1 Device for the automatic focusing of a microscope
07/22/1987EP0229166A1 Method of preparing tissue samples.
07/21/1987US4681442 Method for surface testing
07/16/1987WO1987004263A1 Stereoscopic optical system
07/16/1987DE3642798A1 Microscope