Patent application number | Description | Published |
20100019157 | Excitation and Imaging Optics for Fluorescence Detection - The invention concerns an optical instrument for imaging fluorescence signals from an arrangement of a plurality of individual detection sites, for example the wells of a microtitre plate. In order to improve the light yield of the fluorescence excitation with excitation light as well as the light yield of the detection of the fluorescence signals, an objective array is provided which is arranged in the beam path between the field lens and the detection sites and comprises a field lens array with field lens array elements and a pupil lens array with pupil lens array elements. In order to improve the channel separation and suppress interfering light the objective array can comprise a diaphragm array with in each case two diaphragm openings per detection site. | 01-28-2010 |
20140038190 | Array Optics - An instrument is disclosed with a lens system including an objective lens system. The objective lens system is disposed between a light source and the plurality of reaction regions. The objective lens system includes a field lens array, and a pupil plane, wherein the pupil plane and the light source are located on opposite sides of the field lens array. The field lens array is disposed between the light source and the plurality of reaction regions, the field lens array including a plurality of field lens array elements, wherein the radius of the curvature, the thickness and the position of the center of the curvature of any one field lens array element in the field lens array is variable and is disposed in a light beam path between the light source and the reaction regions such that any one of the field lens array elements is capable of imaging a pupil stop located between the light source and the field lens array to a pupil located on the pupil plane, wherein an array of pupils located on the pupil plane is generated by the field lens array. | 02-06-2014 |
20140093948 | Light source module and analytical instrument for analyzing a sample - A light source module for use in an analytical instrument for analyzing at least one sample is disclosed. The light source module includes at least one light-emitting diode and at least one light guiding rod adapted to guide and shape light emitted by the light-emitting diode. The light source module further includes at least one memory device. The memory device has stored therein at least one driving parameter set, for driving the light-emitting diode in such a way that desired emission properties of light provided by the light source module are generated. | 04-03-2014 |
20150064699 | APPARATUS FOR PHOTOMETRIC MEASUREMENT OF BIOLOGICAL LIQUIDS - An apparatus for photometric measurement of biological liquids and a method of simultaneously measuring the presence or quantity of an analyte in a sample region are disclosed. The apparatus includes a plurality of spaced apart sample regions; a light source adapted to emit light including at least one frequency; a lens system including a light coupling system, wherein the light coupling system is disposed between the light source and the plurality of sample regions. A method is also disclosed including illuminating the sample region with a light beam emitted from a light source, wherein said light beam passes a light coupling system, the light coupling system including a telecentric element and a plurality of light mixing rods, wherein the light coupling system is disposed between the light source and the sample region such that the light beam is directed into the sample region. | 03-05-2015 |