Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 8159743 | Surgical microscope having an illuminating arrangement The invention relates to a surgical microscope having a microscope main objective for the visualization of an object plane in an object region. The objective is passed through by a first stereoscopic component beam path and by a second stereoscopic component beam pa... | 04/17/2012 |
| 8144394 | Stereoscopic imaging optical system The invention provides a stereoscopic imaging optical system that has a total optical length short enough to be suitable for use in electron image microscopes. The stereoscopic imaging optical system comprises, in order from its object side, one objective lens DB an... | 03/27/2012 |
| 7990610 | Stereomicroscope with repositioning assistant's microscope An illumination optical system projects an illumination light onto an observation object via an objective lens. A first observation optical system guides the illumination light reflected by the observation object to a first ocular lens. A second observation optical ... | 08/02/2011 |
| 7768701 | Three-dimensional medical imaging apparatus By adding perspective information in addition to binocular parallax, the invention provides a three-dimensional medical imaging apparatus that allows surgery to be performed with a more natural three-dimensional view, similar to that achieved with the naked eye. The... | 08/03/2010 |
| 7724427 | Stereoscopic microscope with high numerical aperture A telescope-type stereomicroscope which is outfitted with an objective and two magnification changers arranged downstream of the objective. In this telescope-type stereomicroscope, the light from an object that is being examined enters the objective. Two light bundl... | 05/25/2010 |
| 7605975 | Stereomicroscope A stereomicroscope of the telescope type includes a first beam path and a second beam path, wherein in the first beam path a first telescope system and in the second beam path a second telescope system are provided, wherein the magnifications of both telescope syste... | 10/20/2009 |
| 7564619 | Stereomicroscope A stereomicroscope has, in order form the object side, a single objective lens system; afocal relay optical systems, each including a front lens unit with positive refracting power and a rear lens unit with positive refracting power and having an intermediate image ... | 07/21/2009 |
| 7489442 | Stereoscopic microscope Stereoscopic microscope comprising an optical inverter system (21a, 21b) for erecting a pseudo-stereoscopic image and reversing the viewing beams thereof, wherein the inverter system comprises at least one deflector element (21a... | 02/10/2009 |
| 7453631 | Three-dimensional medical imaging apparatus By adding perspective information in addition to binocular parallax, the invention provides a three-dimensional medical imaging apparatus that allows surgery to be performed with a more natural three-dimensional view, similar to that achieved with the naked eye. The... | 11/18/2008 |
| 7423807 | Ophthalmoscopic stereomicroscope with correction component Microscope, especially stereoscopic microscope, with a main objective (2), a magnification system (8, 7) disposed thereafter, and a supplementary optical system (30, 32a) for carrying out intraocular surgery, wherein the supplementary opt... | 09/09/2008 |
| 7369306 | Image reversion system, ancillary ophthalmoscopy module and surgical microscope The invention relates to an image reversion system (500) which enables an image reversion and beam transposition of a plurality of observation beam paths (503a, 503b, 504a and 504b) to be carried out sim... | 05/06/2008 |
| 7362500 | Double-clad fiber scanning microscope A scanning microscope having a laser outputting an excitation laser beam and a fiber member having a first core and a second core. The second core is generally disposed within the first core and is operable to receive the excitation laser beam from the laser and tra... | 04/22/2008 |
| 7356211 | Lighting system A stereoscopic display device is provided. The stereoscopic display device includes an optical waveguide member and a first main surface and a second main surface. The first and second main surfaces face each other. A first light path changing member is provided on ... | 04/08/2008 |
| 7338167 | Retinal imaging system A retinal imaging system includes a light source and optics which receive light from the light source and which transmit the light to produce a beam that is substantially convergent. The beam penetrates a lens of an eye and diverges following penetration of the lens... | 03/04/2008 |
| 7324201 | Yarn sensor A yarn sensor for textile spinning and bobbin-winding machines for optically scanning a longitudinally traveling yarn (3) within a measurement gap (19), particularly for detecting extraneous fibers, includes a light source (20), a first receiver... | 01/29/2008 |
| 7289271 | Tube lens unit with chromatically compensating effect The invention relates to a tube lens unit that obtains a chromatically compensating effect when used with objectives having an infinite image distance and chromatic residual errors. The inventive tube lens unit fulfils the following conditions: CHL=CHL | 10/30/2007 |
| 7289539 | Synchronization of stereo glasses in multiple-end-view environments Methods and apparatus for synchronizing a stereo viewing device in a multiple end-view environment. Two or more video streams and a corresponding number of signals, each synchronous with one of the video streams, are provided. Each of the video streams may have a di... | 10/30/2007 |
| 7283298 | Stereoscopic microscope A stereoscopic microscope including a light source section, an illumination optical system, and an observation optical system. The illumination optical system has an optical axis and includes a projection optical system. The projection optical system forms an interm... | 10/16/2007 |
| 7271966 | Microscope objective with axially adjustable correction mounts The invention is directed to a microscope objective with axially adjustable correction mounts and is applicable in connection with different cover slips and/or different immersion liquids and/or at different work temperatures. In the microscope objective according t... | 09/18/2007 |
| 7265899 | Stereoscopic microscope An observation device including an intermediate tube that houses two relay optical systems and an image rotator, each relay optical system having an exit axis that is substantially parallel to the exit axis of the other relay optical system, and an ocular tube that ... | 09/04/2007 |
| 7253949 | Stereo microscope A stereo microscope includes two oculars mounted at one end of a housing and an objective lens mounted at an opposite end of the housing. Between the opposite ends of the housing is a rotatably mounted lens magnification changer with three series of bores extending ... | 08/07/2007 |
| 7245421 | Wavelength-division multiplexing optical communication system In a WDM optical communication system in which an optical lossy medium, optical amplifiers and Raman amplifiers for compensating for loss in the optical lossy medium are cascade-connected, means are provided for acquiring the state of use of a Raman amplifier, at a ... | 07/17/2007 |
| 7234492 | Double-sheath pipe for transporting fluids, provided with a device for limiting propagation of a buckle of the outer tube and method for limiting propagation The invention concerns a double-sheath rigid pipe for transporting hydrocarbons consisting of two respectively inner (2) and outer (3) coaxial tubes separated by an annular gap (5), said pipe being adapted to be wound and comprising a device lim... | 06/26/2007 |
| 7232222 | Operation microscope Provided is an operation microscope where manipulations to be performed in response to switching between methods for observing an eye to be operated are performed in an interlocked manner, thereby improving manipulability. When recognizing that a change-over switch ... | 06/19/2007 |
| 7218446 | Imaging system having a fine focus A new high resolution confocal and non-confocal scanning laser macroscope is disclosed which achieves fine focus and control of focus position by moving a lens in the intermediate optics. This arrangement is particularly useful for imaging specimens where it is diff... | 05/15/2007 |
| 7206127 | Stereomicroscope Stereomicroscope having an objective (2) and a zoom system (7) downstream of the objective, while between the objective (2) and the zoom system (7) is provided a deflector element (5) for deflecting observation beams emerging from ... | 04/17/2007 |
| 7199923 | Stereomicroscope The invention concerns a stereomicroscope (1) for magnifying an object (T), having at least one zoom (22) through which, in the operating state, an object beam (K1) emitted from the object (T) is directed, the stereomicroscope (1) compris... | 04/03/2007 |
| 7180660 | Stereo-examination systems and stereo-image generation apparatus as well as a method for operating the same A stereo-examination system for imaging an object 8 is proposed, comprising an objective arrangement 3 having an optical axis 5 and an object plane 7 for positioning the object 8 to be imaged, wherein the objective arrangement 3... | 02/20/2007 |
| 7167304 | Binocular stereoscopic observation apparatus, electronic image stereomicroscope, electronic image stereoscopic observation apparatus, and electronic image observation apparatus A binocular stereoscopic observation apparatus includes an imaging section forming left and right images with parallax in at least two directions and an observing section in which the images with parallax are stereoscopically observed with a viewer's eyes. In this c... | 01/23/2007 |
| 7158293 | Tube for a microscope A tube for a microscope includes a tube housing, an adaptation interface, a beam guidance device, an operator interface, and a beam deflecting device. The beam deflecting device deflects a light beam coming from the adaptation interface so that the optical axis of t... | 01/02/2007 |
| 7136229 | Stereoscopic microscope objective The invention is directed to a stereoscopic microscope objective. A microscope objective of this kind contains five lenses. The first lens, considered from the object side, has a focal length between −2.11f and −1.20f; f is the total focal length of the microsco... | 11/14/2006 |
| 7133198 | Changer device for optical elements The invention proposes a changer device for optical elements (2a–2e) in stereomicroscopes with which a pair of optical elements (2) can be inserted in the two stereo channels (3) of a stereomicroscope. A particularly compa... | 11/07/2006 |
| 7116474 | In vitro fertilization microscope A dual stereo-compound microscope that is enabled to change between stereoscopic observation and compound observation while illuminating a sample with illumination. While shifting between a stereoscopic view and a compound view, the sample being viewed remains parce... | 10/03/2006 |
| 7113330 | Microscope apparatus An area-light source outputs uniform area light on a sample. A wedge diaphragm is placed between the area-light source and the sample. The wedge diaphragm has a notch. The wedge diaphragm is moved in a direction perpendicular to the optical axis of the area light so... | 09/26/2006 |
| 7106504 | Enhanced shutter control for images that are faded into a stereo microscope The invention relates to a stereo microscope, which as a microscope used for operations comprises a viewing output for a surgeon (41) and at least one additional viewing output for an assistant (40). The stereo microscope is characterized by shutters (... | 09/12/2006 |
| 7101334 | Optical observation device and 3-D image input optical system therefor An optical observation device for observing 3-D images of an endoscope is disclosed. The optical observation device includes: an image input means having a rod-shaped front part with a sufficiently small diameter for insertion within a living human being, the rod-sh... | 09/05/2006 |
| 7102818 | Microscope having a system for reflecting in illumination The invention concerns a (stereoscopic) surgical microscope having a system for reflecting in illumination in which the illumination beam path (5) is switched into the microscope's main beam path via a deflection element (1) whose diameter exceeds the ... | 09/05/2006 |
| 7088504 | Surgical microscope Binocular luminous fluxes are formed by an objective lens and a pair of relay lenses and go through a splitting optical system, which allows an assistant to observe the same stereoscopic view as the surgeon by using an assistant's binocular eyepiece optical system a... | 08/08/2006 |
| 7085045 | Stereoscopic microscope A stereoscopic microscope is disclosed that includes an objective lens which substantially collimates light from an object of interest, left and right afocal zooming systems, left and right afocal relay systems, and an ocular tube optical system which forms magnifie... | 08/01/2006 |
| 7072104 | Operation microscope Provided is an operation microscope capable of obtaining bright and wide range red reflex on an observation image. Further, an operation microscope suitable for an observation of a retina and a vitreous body is provided. A pair of deflection members composed of two ... | 07/04/2006 |
