Patents by Inventor Harald Schnitzler
Harald Schnitzler has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10928618Abstract: A microscope (10) is described, comprising an autofocus system (11) for executing a focusing procedure, having a first image sensor (14a), arranged in a first outcoupled beam path (12a), for acquiring a first image (16a); and a second image sensor (14b), arranged in a second outcoupled beam path (12b), for acquiring a second image (16b). The autofocus system (11) is embodied in such a way that the focusing procedure is executable on the basis of at least a first operating mode and a second operating mode.Type: GrantFiled: July 15, 2015Date of Patent: February 23, 2021Assignee: Leica Microsystems (Schweiz) AGInventors: Harald Schnitzler, Reto Zuest, Marc Honegger
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Patent number: 10928619Abstract: A microscope (10) is described, having an autofocus system (11) for executing a focusing procedure, having a first image sensor (14a), arranged in a first outcoupled beam path (12a), for acquiring a first image (16a); and a second image sensor (14b), arranged in a second outcoupled beam path (12b), for acquiring a second image (16b). The autofocus system (11) is embodied to adjust a relative location of the focal plane (20) with respect to the object plane (22), at a focus displacement speed, during the image acquisition time for acquisition of the first image (16a) acquired by the first image sensor (14a) and of the second image (16b) acquired by the second image sensor (14b), the focus displacement speed being equal to the ratio of an increment to the image acquisition time, and the increment being larger than the depth of focus of the microscope (10).Type: GrantFiled: July 15, 2015Date of Patent: February 23, 2021Assignee: Leica Microsystems (Schweiz) AGInventors: Marc Honegger, Harald Schnitzler, Reto Zuest
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Patent number: 10877258Abstract: A microscope (10) is described, having an autofocus system (11) for executing a focusing procedure, having a first image sensor (14a), arranged in a first outcoupled beam path (12a), for acquiring a first image (16a); and a second image sensor (14b), arranged in a second outcoupled beam path (12b), for acquiring a second image (16b). The autofocus system (11) is embodied to ascertain a contrast difference based on contrast values of the first image (16a) acquired by the first image sensor (14a) and of the second image (16b) acquired by the second image sensor (14b), and to set a relative location of the focal plane (20) with respect to the object plane (22) based on the ascertained contrast difference, the first and the second image (16a, 16b) each encompassing image information furnished by the first and the second image sensor (14a, 14b) each embodied as an area sensor.Type: GrantFiled: July 15, 2015Date of Patent: December 29, 2020Assignee: Leica Microsystems (Schweiz) AGInventors: Marc Honegger, Harald Schnitzler, Reto Zuest
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Publication number: 20200326521Abstract: The invention relates to a microscope (10) that encompasses an objective system (30) having at least two objectives (44, 52) selectably introducible into the beam path of the microscope (10), and a zoom system (32). The zoom system (32) has a total zoom range (90) within which the focal length of the zoom system (32) is settable. A zoom sub-range (96, 98) within the total zoom range (90) is allocated to each of the objectives (44, 52).Type: ApplicationFiled: June 27, 2020Publication date: October 15, 2020Inventors: Harald SCHNITZLER, Rouven HEEB
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Patent number: 10598913Abstract: The invention relates to a transmitted light illumination apparatus (2) for a microscope (1), said transmitted light illumination apparatus (2) comprising, a planar light source (20), a mirror (23) having a concave mirror surface (24) arranged in the direction of light emitted from the planar light source (20), and at least one diaphragm element (22) being at least partially opaque and being arranged between the planar light source (20) and the concave mirror surface (24) such that by moving the at least one diaphragm element (22) in at least one direction parallel to a plane defined by the planar light source (20), the planar light source (20) is at least partially covered by the at least one diaphragm element (22).Type: GrantFiled: February 7, 2018Date of Patent: March 24, 2020Assignee: Leica Instruments (Singapore) Pte. Ltd.Inventors: Harald Schnitzler, Robert Paulus
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Patent number: 10269097Abstract: A microscope (10) for generating a combined image (34; 54; 64) from multiple individual images (28a to 28d; 52a to 52d; 62a to 62d) of an object (30; 50; 60) encompasses at least one illumination device (22) for illuminating the object (30; 50; 60) from at least two different illumination directions (24a, 24b); an image acquisition unit (26) for acquiring multiple individual images (28a to 28d; 52a to 52d; 62a to 62d) of the object (30; 50; 60) illuminated from the at least two different illumination directions (24a, 24b); and an image combination unit (32) for combining the individual images (28a to 28d; 52a to 52d; 62a to 62d) in order to obtain the combined image (34; 54; 64).Type: GrantFiled: July 19, 2016Date of Patent: April 23, 2019Assignee: Leica Instruments (Singapore) Pte. Ltd.Inventors: Harald Schnitzler, Robert Paulus, Guenter Grabher
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Patent number: 10234671Abstract: The invention relates to a microscope (10) that encompasses an objective system (30) and a zoom system (32). The microscope furthermore has a diaphragm (60) for limiting the aperture of the beam path. A control unit (64) is furthermore provided, that control unit (64) automatically ascertaining, as a function of the current manifestation of at least one parameter of the microscope (10), a respective setting of the diaphragm (60) predetermined for the current manifestation, and setting the diaphragm (60) accordingly.Type: GrantFiled: October 1, 2015Date of Patent: March 19, 2019Assignee: Leica Microsystems (Schweiz) AGInventors: Harald Schnitzler, Georg Schlaffer
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Patent number: 10185136Abstract: The invention relates to a eucentric digital microscope (10) that encompasses a stationary stand body (12) and a pivot unit (14) mounted pivotably on the stand body (12), the pivot unit (14) being mounted rotatably around a rotation axis (26) extending in a Y direction. The pivot unit (14) encompasses at least an optical system having an optical axis (15) extending orthogonally to the rotation axis (26), and a focal plane (92), the pivot unit (14) being arranged nondisplaceably at least in an X direction and in a Z direction relative to the rotation axis (26).Type: GrantFiled: October 1, 2015Date of Patent: January 22, 2019Assignee: Leica Microsystems (Schweiz) AGInventors: Christian Marte, Harald Schnitzler, Reto Zuest
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Patent number: 10146037Abstract: A microscope (10) for detecting images of an object (14) located in an object plane (12) is described, comprising a microscope stand (18); a microscope objective (20); a light source (22) integrated into the microscope stand (18); and a beam splitter (24), integrated into the microscope objective (20), for coupling in a coaxial incident illumination.Type: GrantFiled: October 1, 2015Date of Patent: December 4, 2018Assignee: Leica Microsystems (Schweiz) AGInventors: Harald Schnitzler, Robert Paulus
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Patent number: 10146040Abstract: A microscope (10) is described, having an aperture limiter (12), arranged in the beam path (22), for generating at least one optical channel (16; 18; 20). The aperture limiter (12) is embodied to set the aperture of the at least one optical channel (16; 18; 20). The aperture limiter (12) is furthermore embodied in such a way that in a first operating mode a first optical channel, and in a second operating mode at least one second optical channel, is selectively generable. The aperture limiter is also arranged in the pupil plane of the beam path.Type: GrantFiled: October 1, 2015Date of Patent: December 4, 2018Assignee: Leica Microsystems (Schweiz) AGInventors: Harald Schnitzler, Reto Zuest
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Patent number: 10146039Abstract: A method (200) is proposed for furnishing a digital resulting image, using a microscope system (1) that comprises means (R, L, 41) for furnishing microscopic images at different numerical apertures as well as a digital image capture unit (50). The method encompasses: capturing by means of the digital image capture unit (50), in the form of digital individual images, at least two microscopic images at different numerical apertures; and comparing respective mutually corresponding image regions of the digital individual images to one another in terms of their image sharpness, the image regions of the digital individual images having the greatest image sharpness being in each case combined to yield the digital resulting image.Type: GrantFiled: July 3, 2014Date of Patent: December 4, 2018Assignee: Leica Microsystems (Schweiz) AGInventor: Harald Schnitzler
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Publication number: 20180231758Abstract: The invention relates to a transmitted light illumination apparatus (2) for a microscope (1), said transmitted light illumination apparatus (2) comprising, a planar light source (20), a mirror (23) having a concave mirror surface (24) arranged in the direction of light emitted from the planar light source (20), and at least one diaphragm element (22) being at least partially opaque and being arranged between the planar light source (20) and the concave mirror surface (24) such that by moving the at least one diaphragm element (22) in at least one direction parallel to a plane defined by the planar light source (20), the planar light source (20) is at least partially covered by the at least one diaphragm element (22).Type: ApplicationFiled: February 7, 2018Publication date: August 16, 2018Inventors: Harald SCHNITZLER, Robert PAULUS
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Publication number: 20180231754Abstract: The invention relates to a microscope (10) that encompasses an objective system (30) having at least two objectives (44, 52) selectably introducible into the beam path of the microscope (10), and a zoom system (32). The zoom system (32) has a total zoom range (90) within which the focal length of the zoom system (32) is settable. A zoom sub-range (96, 98) within the total zoom range (90) is allocated to each of the objectives (44, 52).Type: ApplicationFiled: October 1, 2015Publication date: August 16, 2018Inventors: Harald SCHNITZLER, Rouven HEEB
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Publication number: 20180149853Abstract: A microscope (10) is described, having an autofocus system (11) for executing a focusing procedure, having a first image sensor (14a), arranged in a first outcoupled beam path (12a), for acquiring a first image (16a); and a second image sensor (14b), arranged in a second outcoupled beam path (12b), for acquiring a second image (16b). The autofocus system (11) is embodied to adjust a relative location of the focal plane (20) with respect to the object plane (22), at a focus displacement speed, during the image acquisition time for acquisition of the first image (16a) acquired by the first image sensor (14a) and of the second image (16b) acquired by the second image sensor (14b), the focus displacement speed being equal to the ratio of an increment to the image acquisition time, and the increment being larger than the depth of focus of the microscope (10).Type: ApplicationFiled: July 15, 2015Publication date: May 31, 2018Inventors: Marc HONEGGER, Harald SCHNITZLER, Reto ZUEST
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Publication number: 20180149852Abstract: A microscope (10) is described, comprising an autofocus system (11) for executing a focusing procedure, having a first image sensor (14a), arranged in a first outcoupled beam path (12a), for acquiring a first image (16a); and a second image sensor (14b), arranged in a second outcoupled beam path (12b), for acquiring a second image (16b). The autofocus system (11) is embodied in such a way that the focusing procedure is executable on the basis of at least a first operating mode and a second operating mode.Type: ApplicationFiled: July 15, 2015Publication date: May 31, 2018Inventors: Harald SCHNITZLER, Reto ZUEST, Marc HONEGGER
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Publication number: 20170307868Abstract: The invention relates to a microscope (10) that encompasses an objective system (30) and a zoom system (32). The microscope furthermore has a diaphragm (60) for limiting the aperture of the beam path. A control unit (64) is furthermore provided, that control unit (64) automatically ascertaining, as a function of the current manifestation of at least one parameter of the microscope (10), a respective setting of the diaphragm (60) predetermined for the current manifestation, and setting the diaphragm (60) accordingly.Type: ApplicationFiled: October 1, 2015Publication date: October 26, 2017Inventors: Harald SCHNITZLER, Georg SCHLAFFER
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Publication number: 20170299783Abstract: A microscope (10) is described, having an aperture limiter (12), arranged in the beam path (22), for generating at least one optical channel (16; 18; 20). The aperture limiter (12) is embodied to set the aperture of the at least one optical channel (16; 18; 20). The aperture limiter (12) is furthermore embodied in such a way that in a first operating mode a first optical channel, and in a second operating mode at least one second optical channel, is selectively generatable. The aperture limiter is also arranged in the pupil plane of the beam path.Type: ApplicationFiled: October 1, 2015Publication date: October 19, 2017Inventors: Harald SCHNITZLER, Reto ZUEST
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Publication number: 20170293128Abstract: A microscope (10) for detecting images of an object (14) located in an object plane (12) is described, comprising a microscope stand (18); a microscope objective (20); a light source (22) integrated into the microscope stand (18); and a beam splitter (24), integrated into the microscope objective (20), for coupling in a coaxial incident illumination.Type: ApplicationFiled: October 1, 2015Publication date: October 12, 2017Inventors: Harald SCHNITZLER, Robert PAULUS
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Publication number: 20170261733Abstract: The invention relates to a eucentric digital microscope (10) that encompasses a stationary stand body (12) and a pivot unit (14) mounted pivotably on the stand body (12), the pivot unit (14) being mounted rotatably around a rotation axis (26) extending in a Y direction. The pivot unit (14) encompasses at least an optical system having an optical axis (15) extending orthogonally to the rotation axis (26), and a focal plane (92), the pivot unit (14) being arranged nondisplaceably at least in an X direction and in a Z direction relative to the rotation axis (26).Type: ApplicationFiled: October 1, 2015Publication date: September 14, 2017Inventors: Christian MARTE, Harald SCHNITZLER, Reto ZUEST
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Publication number: 20170254998Abstract: A microscope (10) is described, having an autofocus system (11) for executing a focusing procedure, having a first image sensor (14a), arranged in a first outcoupled beam path (12a), for acquiring a first image (16a); and a second image sensor (14b), arranged in a second outcoupled beam path (12b), for acquiring a second image (16b). The autofocus system (11) is embodied to ascertain a contrast difference based on contrast values of the first image (16a) acquired by the first image sensor (14a) and of the second image (16b) acquired by the second image sensor (14b), and to set a relative location of the focal plane (20) with respect to the object plane (22) based on the ascertained contrast difference, the first and the second image (16a, 16b) each encompassing image information furnished by the first and the second image sensor (14a, 14b) each embodied as an area sensor.Type: ApplicationFiled: July 15, 2015Publication date: September 7, 2017Inventors: Marc HONEGGER, Harald SCHNITZLER, Reto ZUEST