Patent application number | Description | Published |
20090257024 | OPHTHALMOLOGICAL INSTRUMENT - A homogeneously illuminating ophthalmic instrument includes an illumination device having a source of illumination, a homogenizing unit and a projection device, at least one organic or inorganic source of radiation with spectrally selective emission being used as a source of illumination. The illumination generated in this way enables correspondingly adapted visual and/or digital observation, recording or display of the examined regions of the eye by a visualizing unit. | 10-15-2009 |
20100063681 | METHOD AND ARRANGEMENT FOR THE STEERING OF A VEHICLE - The invention relates to a method by which image data from the terrain lying in front of a vehicle ( | 03-11-2010 |
20110175926 | PROJECTOR AND METHOD FOR PROJECTING AN IMAGE - A projector having an illumination modulator to modulate the intensity of the light in a pixel-individual manner, a projection lens projecting the light being modulated in a pixel-individual manner onto an image modulator to generate the image to be projected such that each illumination pixel is associated with at least one image pixel. A controller which generates illumination control data and generates image control data for the image modulator. The illumination control data are generated such that they have an on-value for each illumination pixel that is associated with at least one image pixel intended to represent a brightness value in the image that exceeds a predetermined threshold value according to the image data, said on-value selected such that each illumination pixel being associated with at least one image pixel intended to represent a brightness value according to the image data that exceeds a predetermined threshold value and falls short of a predetermined maximum value, is also at least temporarily switched to the second state during periods when the at least one associated image pixel is switched to the second state. | 07-21-2011 |
20110175953 | PROJECTOR AND METHOD FOR PROJECTING AN IMAGE - A projector, having an illumination modulator having multiple illumination pixels a projection lens projecting the light being modulated in a pixel-individual manner onto an image modulator having multiple image pixels to generate the image. A controller generates illumination control data for the illumination modulator and generates image control data for the image modulator. The illumination control data has either an on-value or an off-value The illumination control data (MS) is generated such that the on-value for each illumination pixel is associated with at least one image pixel that is to represent a brightness value within the image and an off-value for all other illumination pixels, with the exception that the illumination control data for at least one of the other illumination pixels that is at a distance by not more than one predetermined pixel number, has an on-value. | 07-21-2011 |
20110176120 | PROJECTION SYSTEM - A projection system having a first tilting mirror matrix, a second tilting mirror matrix, and an imaging lens, which projects the first tilting mirror matrix onto the second tilting mirror matrix, wherein each tilting mirror matrix has multiple tilting mirrors, the tilting axes of which are positioned in a modulator surface plane. The imaging lens includes a first lens and an imaging mirror, and the imaging mirror forms an aperture stop of the imaging lens, wherein the aperture diaphragm includes an uneven angle of 90° together with the normal of the modulator surface of the first tilting mirror matrix without taking into account any optical path folds. | 07-21-2011 |
20120218547 | SPECTRAL DETECTOR OR LASER SCANNING MICROSCOPE HAVING VARIABLE FILTRATION USING SPATIAL COLOR SEPARATION - Laser scanning microscope or spectral detector having a detection beam path and first imaging optics which image spectrally dispersed sample light in a Fourier plane such that the individual spectral components of the sample light are spatially separated from one another therein. A micromirror arrangement is provided in this plane, and a spectrally selective change in direction of the detection beam is carried out by controlling the micromirrors, where a useful light component of the detection beam arrives on a detector. At least one second micromirror arrangement and a 1:1 imaging of the first micromirror arrangement in the second micromirror arrangement is provided. Alternatively, the same micromirror arrangement is passed at least twice, where, in the light path between the first pass and second pass, a spatial offset of the light beam of at least the first pass and second pass is generated on the micromirror arrangement by optical means. | 08-30-2012 |
20120218563 | DEVICES AND METHODS FOR POSITION DETERMINATION AND SURFACE MEASUREMENT - In an embodiment a method for position determination of an object ( | 08-30-2012 |
20120229605 | OPTICAL OBSERVATION INSTRUMENT WITH AT LEAST TWO OPTICAL TRANSMISSION CHANNELS THAT RESPECTIVELY HAVE ONE PARTIAL RAY PATH - An optical observation instrument has two optical transmission channels for transmitting two partial ray bundles ( | 09-13-2012 |
20130010087 | METHOD AND DEVICE FOR THE TIME-SEQUENTIAL RECORDING OF THREE-DIMENSIONAL IMAGES - A method and device are provided for time-sequential recording of three-dimensional images each of which has at least one first and one second partial image. The device has a sensor ( | 01-10-2013 |
20130076889 | DISPLAY DEVICE AND DISPLAY METHOD - A display device includes an image acquisition module which has an image sensor and a first focal plane, which captures a picture of an object, and an observation module which images the object such that a user can perceive it with his eye. A second focal plane is set by the observation module and the accommodation state of the eye, and with a measuring module for measuring the accommodation state of the eye. A control unit adjusts the position of the first focal plane on the basis of the measured accommodation state such that it coincides with the second focal plane. | 03-28-2013 |
20130076960 | IMAGING DEVICE AND IMAGING METHOD - An imaging includes an image acquisition module which has an image sensor and a first lens system, having a focal plane, for imaging an object onto the image sensor, a display module which displays the image captured by means of the image acquisition module such that a user can perceive it with one eye, and a control unit. A measuring module is provided to the control unit for measuring the accommodation state (B | 03-28-2013 |
20130107338 | OPTICAL SCANNING DEVICE | 05-02-2013 |
20130242274 | PROJECTION SYSTEM - A projection system having a first tilting mirror matrix, a second tilting mirror matrix, and an imaging lens, which projects the first tilting mirror matrix onto the second tilting mirror matrix, wherein each tilting mirror matrix has multiple tilting mirrors, the tilting axes of which are positioned in a modulator surface plane. The imaging lens includes a first lens and an imaging mirror, and the imaging mirror forms an aperture stop of the imaging lens, wherein the aperture diaphragm includes an angle of other than 90° with the normal of the modulator surface of the first tilting mirror matrix without taking into account any optical path folds. | 09-19-2013 |
20140049633 | IMAGING SYSTEM AND IMAGING METHOD - An imaging system with an imaging lens system for imaging an object into an image plane is disclosed. The imaging lens system contains an optical component for a higher depth of field, of which the refractive power is alterable and the optical effect remains rotation-symmetrical. | 02-20-2014 |
20140085615 | PROJECTION DEVICE - A projection device includes a first and a second tilting mirror matrix, each including a plurality of tilting mirrors. A cover glass covers the tilting mirrors. An imaging lens system includes a relay lens system which images the tilting mirrors of the first tilting mirror matrix onto the tilting mirrors of the second tilting mirror matrix. Thus light reflected by the tilting mirrors of the first tilting mirror matrix onto tilting mirrors of the second tilting mirror matrix, and a projection lens system, which projects light reflected by tilting mirrors of the second tilting mirror matrix, in order to produce an image, is provided. The imaging lens system further includes a correction element which corrects at least one image error caused by the light obliquely passing through the cover glasses. | 03-27-2014 |
20140313312 | DIGITAL MICROSCOPE AND METHOD FOR OPTIMIZING THE WORK PROCESS IN A DIGITAL MICROSCOPE - The invention relates to a digital microscope and to a method for optimizing a work process in such a digital microscope. The digital microscope comprises according to the invention at least one first monitoring sensor for observing a sample ( | 10-23-2014 |
20140313577 | METHOD FOR ILLUMINATING AN OBJECT IN A DIGITAL LIGHT MICROSCOPE, DIGITAL LIGHT MICROSCOPE AND BRIGHT FIELD REFLECTED-LIGHT ILLUMINATION DEVICE FOR A DIGITAL LIGHT MICROSCOPE - The invention relates to a method for illuminating an object in a digital light microscope, to a digital light microscope, and to a bright field reflected-light illumination device for a digital light microscope. According to the invention, the bright field reflected-light illumination and the dark field reflected-light illumination are configured with light-emitting diodes as light sources and are individually or jointly drivable via a control unit. Both the bright field reflected-light illumination and the dark field reflected-light illumination are configured as “critical” illumination, in which the light source is imaged into the object plane. | 10-23-2014 |
20150049180 | MICROSCOPE - Provided is a microscope comprising a recording unit, having a magnifying imaging optical unit and an image module, for recording images of a sample with a first image frequency and a digital evaluation unit, to which the recorded images are supplied and which carries out predetermined image processing based on the recorded images and produces, as a result, output images with a second image frequency that is smaller than the first image frequency or equal to the first image frequency and can transfer them to an output unit for representation. | 02-19-2015 |