Patents Assigned to Carl-Zeiss-Stiftung Trading
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Patent number: 7285231Abstract: An immersion liquid for microscopy using water immersion objectives has a refractive index in the range from 1.25 to 1.4 and a kinematic viscosity of greater than 20 mm2/s at 20° C.Type: GrantFiled: February 23, 2004Date of Patent: October 23, 2007Assignee: Carl-Zeiss-Stiftung trading as Carl ZeissInventor: Hans-Joachim Weippert
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Patent number: 7180660Abstract: 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 receives an object-side beam bundle 11 emanating from the object plane 7 into a solid angle region 9 and converts the same into an image-side beam bundle 13, a selection arrangement for selecting at least a pair of partial beam bundles 19, 20 from the image-side beam bundle 13, and an image transmission apparatus 51, 52 for generating a representation of images of the object 8 provided by the partial beam bundles 19, 20.Type: GrantFiled: February 3, 2003Date of Patent: February 20, 2007Assignee: Carl-Zeiss-Stiftung Trading as Carl ZeissInventors: Christoph Hauger, Michael Haisch, Andreas Obrebski
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Patent number: 7177083Abstract: A display device is provided for generating an image which is perceivable, by a viewer (M) of an object located in an object plane (O), as being superimposed on the object, said device comprising an image generating device (1) for generating the image in an image plane (B) and a superimposing unit (7), wherein the image generating device (1) and the superimposing unit (7) are mounted on a support device (12), which is placeable on the head of the viewer (M), and the image generating device (1) comprises a focusing unit (3) by which the distance from the image plane (B) to the support device (12) is changeable and which includes a lens (4) having a variable refractive index as well as a control unit (6) for adjusting the refractive index of the lens (4), wherein, when the support device (12) is placed on the head of the viewer (M), the superimposing unit (7) effects superposition of the generated image on the object for the viewer (M) and the control unit (6) adjusts the refractive index of the lens (4) such tType: GrantFiled: February 17, 2004Date of Patent: February 13, 2007Assignee: Carl-Zeiss-Stiftung Trading ASInventor: Frank Holler
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Patent number: 7174982Abstract: A displaceable support stand (1) includes a support stand base (5) with a support surface (6) which is adapted to rest on the ground, a lifting device for lifting the support stand base (5) and therewith the support stand (1) above the ground and a displacement device which permits displacement of the support stand (1). The lifting and the displacement devices can be embodied by a device for producing an air cushion. A device of that kind can include for example a compressor (18), an accumulator (20) for the power supply for the compressor (18) and air nozzles (16).Type: GrantFiled: May 27, 2004Date of Patent: February 13, 2007Assignee: Carl-Zeiss-Stiftung trading as Carl ZeissInventor: Martin Kraus
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Patent number: 6885491Abstract: A diffraction-optical component for providing a radiation-diffracting grating structure is proposed, comprising a surface wave device including a substrate 43, a surface wave source 47 excitable with an adjustable frequency for producing surface waves on a surface 45 of the substrate 43 and an interaction region 17 of the substrate surface 45 which is provided for the radiation to interact with a grating structure provided by the surface waves produced.Type: GrantFiled: March 20, 2002Date of Patent: April 26, 2005Assignee: Carl-Zeiss-Stiftung (trading as Carl Zeiss)Inventors: Martin Ross-Messemer, Alexander Menck, Frank Höller, Kurt Franke, Günter Martin, Hagen Schmidt, Manfred Weihnacht
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Publication number: 20050057800Abstract: The present invention relates to a surgical microscopy system, comprising a surgical microscope, a stand comprising a base and a plurality of pivotally connected arms, the surgical microscope being mounted to one of the arms, wherein the pivotally connected arms are arranged to be movable with respect to each other such that the surgical microscope is movable relative to the base, and wherein a conventionally provided lead is replaced by one or more leads fulfilling the function of the single lead together. The present invention also relates to a surgical microscopy system, wherein data or/and energy is transmitted to the surgical microscope by wireless transmission.Type: ApplicationFiled: December 9, 2003Publication date: March 17, 2005Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventors: Andreas Obrebski, Gunther Geiss, Klaus-Georg Knupfer, Ludwin Monz, Lauric Weber, Gerhard Gaida, Martin Kraus
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Patent number: 6859515Abstract: There is provided an illumination system for light having wavelengths ?193 nm. The system includes (a) a first raster element for receiving a first diverging portion of the light and directing a first beam of the light, (b) a second raster element for receiving a second diverging portion of the light and directing a second beam of the light, where the first raster element is oriented at an angle with respect to the second raster element to cause a center ray of the first beam to intersect with a center ray of the second beam at an image plane, and (c) an optical element for imaging secondary sources of the light in an exit pupil, where the optical element is situated in a path of the light after the first and second raster elements and before the image plane.Type: GrantFiled: March 4, 2002Date of Patent: February 22, 2005Assignee: Carl-Zeiss-Stiftung TradingInventors: Jörg Schultz, Johannes Wangler
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Publication number: 20040262866Abstract: A displaceable support stand (1) includes a support stand base (5) with a support surface (6) which is adapted to rest on the ground, a lifting device for lifting the support stand base (5) and therewith the support stand (1) above the ground and a displacement device which permits displacement of the support stand (1). The lifting and the displacement devices can be embodied by a device for producing an air cushion. A device of that kind can include for example a compressor (18), an accumulator (20) for the power supply for the compressor (18) and air nozzles (16).Type: ApplicationFiled: May 27, 2004Publication date: December 30, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventor: Martin Kraus
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Publication number: 20040230186Abstract: An apparatus for treating body tissue includes a treatment instrument 1 for treating the body tissue and a measuring unit 3 for measuring the actual value of a parameter of the body tissue at at least one measuring point. An identifier 4 is connected to the measuring unit 3 for identifying the body tissue to be treated on the basis of the actual value and for outputting a coordinate signal containing the coordinates of the body tissue to be treated. A positioning device 2 receives the coordinate signal and moves the treatment instrument 1 to the body tissue to be treated. An updating device 8 is connected to the measuring unit 3 and the identifier 4 and outputs an updating signal for triggering renewed measurement of the actual value and renewed identification of body tissue to be treated.Type: ApplicationFiled: January 29, 2004Publication date: November 18, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventor: Andreas Obrebski
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Publication number: 20040227989Abstract: A microscopy system for eye surgery with an objective lens is suggested, which provides a retroillumination system to generate a so-called red reflex illumination during an eye-surgical treatment, in particular during a cataract operation.Type: ApplicationFiled: February 2, 2004Publication date: November 18, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventors: Andreas Obrebski, Christoph Hauger, Peter Reimer, Ludwin Monz, Bernd Spruck, Alfons Abele, Hans Adolf Von Derschau, Gerhard Moller, Peter Amend
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Publication number: 20040220464Abstract: The invention concerns a method of carrying out a televisit which comprises the steps: acquiring the data of a patient, which are relevant for the televisit, recording an image of at least one body zone of the patient, which is relevant for the televisit, and transmitting the data and the image to a medical institution. The method according to the invention is distinguished in that a 3D-image is recorded as the image of the body zone of the patient, which is relevant for the televisit.Type: ApplicationFiled: October 22, 2003Publication date: November 4, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventors: Ralf Benninger, Michael Haisch
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Publication number: 20040202278Abstract: There is provided a substrate material for an optical component for X-rays of wavelength &lgr;R. The substrate includes (a) a glass phase made of amorphous material having a positive coefficient of thermal expansion, and (b) a crystal phase including microcrystallites having a negative coefficient of thermal expansion and a mean size of less than about 4 &lgr;R. The substrate material has a stoichiometric ratio of the crystal phase to the glass phase such that a coefficient of thermal expansion of the substrate material is less than about 5×10−6 K−1 in a temperature range of about 20° C. to 100° C. The substrate material, following a surface treatment, has a high spatial frequency roughness (HSFR) of less than about &lgr;R/30 rms.Type: ApplicationFiled: February 13, 2004Publication date: October 14, 2004Applicant: Carl-Zeiss Stiftung Trading as Schott-Glas and Carl Zeiss SMT AGInventors: Udo Dinger, Frank Eisert, Martin Weiser, Konrad Knapp, Ina Mitra, Hans Morian
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Publication number: 20040167742Abstract: An examination system and a corresponding examination method, comprise: Arranging a tissue region in a vicinity of an object plane of a microscope and generating an optical image of the tissue region, receiving tissue data from a measuring head separate from the microscope, discriminating the tissue data into at least two data categories and displaying markings in the optical image of the tissue region in dependence of the discriminated data category and a relative position between a component of the microscope and the measuring head.Type: ApplicationFiled: November 12, 2003Publication date: August 26, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventor: Michael Haisch
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Publication number: 20040152987Abstract: An inspection system and an inspection method are provided for visualizing a fluorescent marker and a tissue region surrounding the fluorescent marker, the method comprising:Type: ApplicationFiled: November 10, 2003Publication date: August 5, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventor: Michael Haisch
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Publication number: 20040140440Abstract: There is provided an illumination system for light having wavelengths ≦193 nm. The system includes (a) a first raster element for receiving a first diverging portion of the light and directing a first beam of the light, (b) a second raster element for receiving a second diverging portion of the light and directing a second beam of the light, where the first raster element is oriented at an angle with respect to the second raster element to cause a center ray of the first beam to intersect with a center ray of the second beam at an image plane, and (c) an optical element for imaging secondary sources of the light in an exit pupil, where the optical element is situated in a path of the light after the first and second raster elements and before the image plane.Type: ApplicationFiled: January 6, 2004Publication date: July 22, 2004Applicant: Carl-Zeiss-Stiftung Trading as Carl ZeissInventors: Jorg Schultz, Johannes Wangler
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Publication number: 20040109231Abstract: A microscopy system and a microscopy method are provided for observing a fluorescent substance accumulated in a tissue. The microscopy system comprises a filter allowing to observe the tissue at a same time both with visible light and with fluorescent light. It is possible to observe a series of previously recorded fluorescent light images in superposition with the visible light images. An end of the series of images may be automatically determined. A thermal protective filter may be inserted into a beam path of an illuminating system at such automatically determined end of the series. Further, the fluorescent light image may be analyzed for identifying a coherent fluorescent portion thereof. A representation of a periphery line of the coherent portion may be generated, and depths profile data may be obtained only from the coherent portion. An illuminating light beam for exciting the fluorescence may be modulated for improving a contrast of fluorescent images.Type: ApplicationFiled: August 28, 2003Publication date: June 10, 2004Applicants: Carl-Zeiss-Stiftung trading as Carl Zeiss, Klinikum der Johann Wolfgang Goethe Universitaet FrankfurtInventors: Michael Haisch, Christoph Hauger, Hartmut Wolf, Joachim Hug, Schwarz Brigitta, Gerhard Gaida, Andreas Raabe
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Publication number: 20040104998Abstract: An optical observation apparatus includes: an optical system which produces an image of an object being observed and a video device (7) for recording the image and producing an image signal. The video device (7) includes a first memory (71) for temporarily storing the image signal, a second memory (73) in data communication (77) with the first memory (71), and a control device (75) in communication (76A, 76B) with both memories (71, 73) for controlling the storage procedure in the first memory and data transfer from the first to the second memory. The control device (75) controls the storage procedure and the data transfer so that overwriting of such data already stored for a given period of time in the first memory (71) is effected and that transfer of the content of the first memory (71) to the second memory (73) takes place as a reaction to a trigger signal.Type: ApplicationFiled: November 21, 2003Publication date: June 3, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventors: Gerhard Gaida, Dieter Quendt, Dirk Brunner, Ralf Benninger, Ludwin Monz, Michael Haisch
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Publication number: 20040105147Abstract: A microscopy system allows to superimpose a light optically generated microscopic image of an object with an electronically generated image. The electronically generated image is composed of two input images, one of which is independent of optical settings of an ocular tube, such as a rotational position and a magnification thereof, and the other input image is dependent of the optical setting.Type: ApplicationFiled: September 22, 2003Publication date: June 3, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventors: Karlheinz Hermann, Frank Rudolph, Martin Schneider, Joachim Steffen, Michael Wirth
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Publication number: 20040102799Abstract: A cataract surgery microscopy system is provided which comprises a microscopy optics for producing an image of an object plane of the microscopy optics and a pattern generator for generating a pattern superimposed on the image, said pattern generator being provided to generate a circular pattern having an adjustable diameter.Type: ApplicationFiled: June 12, 2003Publication date: May 27, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventors: Michel Perez, Daniel Kolster, Gerhard Gaida, Peter Reimer
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Publication number: 20040090668Abstract: A mouth switch arrangement is proposed which comprises a mouth switch (69, 71) for operation with the operators mouth and which by means of a holding device is attachable to a base part (111). The holding device comprises a mouth switch support (73) having a locking member (93) longitudinally shiftable along a rod (67) of the holding device and a pivot member (95) pivotable about the locking member (93).Type: ApplicationFiled: July 16, 2003Publication date: May 13, 2004Applicant: Carl-Zeiss-Stiftung trading as Carl ZeissInventors: Roland Muller, Joseph Schlosser