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| Number | Title | Issue Date |
| 8098427 | Microscopic insemination viewing method A microscope system includes a transmission illumination optical system having a light source and a condenser lens; a first dry objective having a magnification of from 20 or higher to 40 or lower and capable of viewing by at least one of a differential interference... | 01/17/2012 |
| 7978403 | Imaging interferometric microscopy Exemplary embodiments provide an image interferometric microscope (IIM) and methods for image interferometric microscopy. The disclosed IIM can approach the linear systems limits of optical resolution by using a plurality of off-axis illuminations to access high spa... | 07/12/2011 |
| 7969652 | Microscope device and image processing method A diffraction grating produces first diffraction light in a symmetrical direction with respect to the 0-th diffraction light and the optical axis. Each light flux forms two flux interference patterns on a sample surface through first and second objective lenses. A s... | 06/28/2011 |
| 7864415 | Use of a focusing vortex lens as the objective in spiral phase contrast microscopy A method and objective apparatus are provided for implementing an enhanced phase contrast microscope. A focusing vortex lens, defined by a diffractive spiral zone plate (SZP) lens, is used for the objective for the phase contrast microscope. The SZP lens focuses and... | 01/04/2011 |
| 7505200 | Phase shift method and apparatus for implementing phase-contrast or modulation-contrast observation on microscopes The invention concerns an apparatus for implementing phase-contrast or modulation-contrast observation on microscopes with the aid of a modulator (7) arranged in each pupil plane in the observation beam path and containing at least one layer modifying the pha... | 03/17/2009 |
| 7477448 | Device and method for adjusting two objective lenses in 4Pi-system A method for adjusting two objective lenses in a 4Pi system of a scanning microscope includes imaging a reference object in respective pupils of the objective lenses so as to form a respective Fourier image for each of the objective lenses from a respective image of... | 01/13/2009 |
| 7468834 | Microscope with heightened resolution and linear scanning Microscope with heightened resolution and linear scanning wherein the sample is illuminated with a first and a second illuminating light, whereby the first illuminating light excites the sample, and the second illuminating light is generated through the refraction o... | 12/23/2008 |
| 7391567 | Microscope, and method for modifying the light flux in a microscope A microscope includes a light source, an illuminating optical system, an aperture device, and a spectral correction device. The light source includes a control device for controlling the intensity of light emitted by the light source. The illuminating optical system... | 06/24/2008 |
| 7355789 | Phase filter An optical device with a focusing optic that focuses a light beam in a focal plane and brings about a phase shift between a first part of the light beam and a second part of the light beam. The optical device has a first interface and a second interface, the first i... | 04/08/2008 |
| 7349091 | Optical object discriminating device The optical object discriminating device includes a light projecting part which applies light, which is emitted from a semiconductor light emitting element, to a measuring object which is an object to be measured, and a light receiving part which receives reflected ... | 03/25/2008 |
| 7342717 | Wave field microscope with detection point spread function The present invention relates to two new wave field microscopes, type I and type II, which are distinguished by the fact that they each have an illumination and excitation system, which include at least one real and one virtual illumination source, and at least one ... | 03/11/2008 |
| 7327470 | Spatial and spectral wavefront analysis and measurement A method and apparatus for wavefront analysis including obtaining a plurality of differently phase changed transformed wavefronts corresponding to a wavefront being analyzed which has an amplitude and a phase, obtaining a plurality of intensity maps of the plurality... | 02/05/2008 |
| 7324273 | Confocal self-interference microscopy from which side lobe has been removed The present invention relates to confocal self-interference microscopy. The confocal self-interference microscopy further includes a first polarizer for polarizing reflected or fluorescent light from a specimen, a first birefringence wave plate for separating the li... | 01/29/2008 |
| 7304281 | Confocal laser scanning microscope A confocal laser scanning microscope acquires confocal images of a sample. The microscope is provided with an optical-microscope optical system which acquires non-confocal images of the sample by detecting measurement light coming from the sample. The optical-micros... | 12/04/2007 |
| 7274506 | Adjustment of a microscope In adjusting a microscope having at least two objectives for superimposing measuring beams of light in an object space to the end of obtaining an interference pattern and for monitoring the object space, each objective having a focal point, a focal plane and a pupil... | 09/25/2007 |
| 7245425 | Microscope optical system and microscope objective lens A microscope optical system comprises an objective lens and an intermediate magnification varying part disposed just after the image side of the objective lens. A microscope objective lens according to another aspect of the invention comprises a first lens group and... | 07/17/2007 |
| 7196787 | Apparatus for total internal reflection microscopy An apparatus for total internal reflection microscopy of a sample, comprising a microscope objective lens; an excitation beam path for passing light through the objective lens to said sample; and a coupling element arranged in a back focal plane of the objective len... | 03/27/2007 |
| 7167292 | Spectroscope and confocal scanning microscope comprising thereof The invention provides a spectroscope that provides variable masks 24a and 24b that limits the light path of separated light beams in the spectrum direction and composite masks 24c and 24d that limit the same i... | 01/23/2007 |
| 7123398 | Arrangement and use of a slit diaphragm Device (1) and method for delimiting a field (3) impinged with light from a light source (2), particularly on the surface of an optical element (4) and/or sample (5), having a slit diaphragm (6) including a slit height (7... | 10/17/2006 |
| 7119953 | Phase contrast microscope for short wavelength radiation and imaging method A phase contrast x-ray microscope has a phase plate that is placed in proximity of and attached rigidly to the objective to form a composite optic. This enables easier initial and long-term maintenance of alignment of the microscope. In one example, they are fabrica... | 10/10/2006 |
| 7079316 | Microscope and microscopy method for producing overlay images A microscope includes an interference contrast transmitted-light device having an analyzer disposed in the microscope imaging beam path, the analyzer causing a beam deflection. A fluorescence device is provided, the fluorescence device and the interference contrast ... | 07/18/2006 |
| 7067825 | Eye protection system on an electronically controlled fluorescence microscope The invention concerns a fluorescence (stereo)microscope having a filter carrier that can be loaded with manually exchangeable filter inserts, and having a reliable eye protection system against the energy-rich light radiation in the context of a carrier position wi... | 06/27/2006 |
| 7046436 | Arrangement and method for polarization-optical interference contrast The invention is directed to a method of differential interference contrast in which the object is illuminated by natural light and the light coming from the object is first polarized after passing through the objective. The observation is carried out with a shearin... | 05/16/2006 |
| 7035002 | Reflector turret for an inverted microscope A reflector turret for an inverted microscope, having a cover which is water-tight at least at the top and substantially light-tight outside the microscope beam path, wherein a protective glass is fitted into the upper part of the cover in the light path so as to be... | 04/25/2006 |
| 7025454 | Extended depth of field optics for human vision The present invention provides extended depth of field to human eyes by modifying contact lenses, intraocular implants, and/or the surface of the eye itself. This may be accomplished by applying selected phase variations to these optical elements (e.g., by varying s... | 04/11/2006 |
| 6995847 | Methods and systems for substrate surface evaluation A method for determining a surface quality of a substrate sample using a differential interference contrast microscope is described. The microscope includes an eyepiece, an eyepiece focus adjustment, a microscope focus adjustment, a light source, at least one of an ... | 02/07/2006 |
| 6975456 | Illumination apparatus with polarizing elements for beam shaping Illumination apparatus includes a light source which directs a polarized source beam in a downstream direction along an optical axis and desirably focuses the beam. A polarization-altering element downstream from the source such as a birefringent plate alters the po... | 12/13/2005 |
| 6944322 | Optical tomography of small objects using parallel ray illumination and post-specimen optical magnification A parallel-beam optical tomography system for imaging an object of interest includes a parallel ray beam radiation source that illuminates the object of interest with a plurality of parallel radiation beams. After passing through the object of interest the pattern o... | 09/13/2005 |
| 6914720 | Time resolved fluorescence microscope A time-resolved fluorescence microscope having high spatial and time resolution. Fluorescence from a sample 26 mounted on a confocal inverted optical microscope 19 and excitation laser light are simultaneously incident on a non-linear optical element | 07/05/2005 |
| 6903869 | Illumination system for microscopy and observation or measuring method using the same An illumination system for microscopy includes a light source, a first spectral element dispersing light from the light source, a reflecting member selectively reflecting light dispersed by the first spectral element, a second spectral element combining light reflec... | 06/07/2005 |
| 6878407 | Suede-like fabric The suede-like fabric according to the invention is produced by the process which comprises the steps of supplying aqueous chemical composed of acrylic resin, emulsifying agent and water to treating rollers through chemical coating means; passing the raw fabric clot... | 04/12/2005 |
| 6654154 | Light switching device with reset A reset driving scheme for addressing a switching mirror display enables current to flow in two directions through the switching elements. The display is forced into a predefined state and drives the display into the other optical states by using an addre... | 11/25/2003 |
| 6624930 | Illumination device for a DUV microscope and DUV microscope An illumination device for a DUV microscope has an illumination beam path, proceeding from a DUV light source in which are arranged a condenser and a reflection filter system which generates a DUV wavelength band and comprises four reflection filters. At ... | 09/23/2003 |
| 6600598 | Method and apparatus for producing diffracted-light contrast enhancement in microscopes A plate (130) with a convex edge (137) which is inserted within the optical path (190) of a microscope (100) produces a chromatic region (230). Refractive specimens (240) illuminated by this chromatic region (230) have enhanced contrast and an improved th... | 07/29/2003 |
| 6580554 | Method for beam control in a scanning microscope, arrangement for beam control in a scanning microscope, and scanning microscope A method and an arrangement for beam control in a scanning microscope are disclosed. The scanning microscope comprises means for acquiring and displaying (3) a preview image (7) and a microscope optical system (51). Means for marking (5) at least one regi... | 06/17/2003 |
| 6549333 | Endoscope ocular with microscope gripping mechanism and endoscope holder and endoscope fixing method An endoscope ocular portion fitted with a microscope gripping mechanism 9 is adopted where a microscope gripping mechanism 10 has; a microscope gripping portion 12 for gripping a microscope ocular portion 11a of a medical microscope 11, an endoscope secur... | 04/15/2003 |
| 6538809 | Variable epi-illumination interference attachment An epi-illumination interference attachment according to Mirau that can be mounted onto the objective (1) of a microscope as a two-ray interference attachment module (12). The attachment has a reference mirror (6) and several beam splitters (8a-8d) which ... | 03/25/2003 |
| 6525874 | Infrared microscope and observation tube used for the same An infrared microscope includes a light source emitting infrared light, an objective optical system forming an image of a specimen, and a path switching member switching an optical path from a visual observation optical path in which an infrared-light blo... | 02/25/2003 |
| 6459490 | Dual field of view optical system for microscope, and microscope and interferometer containing the same A dual field of view optical system and a single, lower cost detector are utilized, rather than using a large CCD camera or multiple CCD cameras, to view a sample that has two or more small areas that need to be measured, which are too far apart to fall o... | 10/01/2002 |
| 6445453 | Scanning interferometric near-field confocal microscopy A near-field, interferometric optical microscopy system includes: a beam splitter positioned to separate an input beam into a measurement beam and a reference beam; a mask positioned to receive the measurement beam, the mask comprising at least one apertu... | 09/03/2002 |
