Patent application number | Description | Published |
20080227616 | Use of Glass Ceramics - The invention relates to novel uses of glass ceramics, wherein glass ceramics, in particular, in the form of a glass ceramic tube, are used. Said glass ceramics contain 0—less than 4 wt % P20 | 09-18-2008 |
20080278823 | Optoceramics, optical elements manufactured thereof and their use as well as imaging optics - The present invention relates to optoceramics and refractive, transmissive or diffractive optical elements manufactured thereof, their use and an optical imaging system. These optoceramics and optical elements are transparent to visible light and/or infrared radiation. The optoceramics consist of a crystal matrix, i.e. of polycrystalline material, wherein at least 95% by weight, preferably at least 98% by weight of the single crystallites have cubic pyrochlore or fluorite structure. | 11-13-2008 |
20090158778 | Process for making a glass fiber with a core and two glass cladding layers and glass fiber made thereby - The glass fiber for an optical amplifier has a glass core, a first glass cladding, and a second glass cladding. The core has a composition, in mol %, of Bi | 06-25-2009 |
20100155973 | OPTICAL LENS OR LENS GROUP, PROCESS FOR THE PRODUCTION THEREOF, AS WELL AS OPTICAL IMAGE ACQUISITION DEVICE - The invention relates to an optical hybrid lens. According to the invention, the lens consists of a substrate ( | 06-24-2010 |
20100193738 | ACTIVE OPTOCERAMICS WITH CUBIC CRYSTAL STRUCTURE, METHOD OF PRODUCTION OF THE OPTOCERAMICS, AND USES THEREOF - The transparent polycrystalline optoceramic has single grains with a symmetric cubic crystal structure and at least one optically active center. The optoceramic has the following formula: A | 08-05-2010 |
20100193739 | ACTIVE OPTOCERAMICS WITH CUBIC CRYSTAL STRUCTURE, METHOD OF PRODUCTION OF THE OPTOCERAMICS, AND USES THEREOF - The transparent polycrystalline optoceramic has single grains with a symmetric cubic crystal structure and at least one optically active center. The optoceramic has the following formula: A | 08-05-2010 |
20100248938 | PASSIVE OPTOCERAMICS WITH CUBIC CRYSTAL STRUCTURE, PROCESS FOR MANUFACTURING THE SAME AND THEIR USES - The optoceramics are transparent to visible light and/or infrared radiation. The optoceramics each consist of a crystal matrix, i.e. of polycrystalline material, wherein at least 95% by weight, preferably at least 98% by weight, of the single crystallites have a cubic pyrochlore or a fluorite structure. Refractive, transmissive or diffractive optical elements made with the optoceramics, their uses and an optical imaging system comprising at least one of the optical elements are also disclosed. Methods of manufacturing the optoceramics are described. | 09-30-2010 |
20110143911 | SPINEL OPTOCERAMICS - A transparent, polycrystalline ceramic is described. The ceramic comprises crystallites of the formula A | 06-16-2011 |
20110143912 | COLORED SPINEL OPTOCERAMICS - A transparent, polycrystalline ceramic is described. The ceramic comprises crystallites of the formula A | 06-16-2011 |
20110254180 | Method for producing a rotationally symmetric lens from a ceramic green body and moulding tool for performing the method - The method for producing at least one rotationally symmetrical lens consisting of an opto-ceramic includes the step of moulding a ceramic green body for the lens, wherein the mould has a shaping surface, which is described by the following equation B: | 10-20-2011 |
20130136981 | COMPONENTS FOR BATTERY CELLS WITH INORGANIC CONSTITUENTS OF LOW THERMAL CONDUCTIVITY - A lithium-ion battery cell is provided that includes at least one inorganic, multi-functional constituent that has a low thermal conductivity and is suitable for reducing or restricting thermal anomalies at least locally. | 05-30-2013 |
20130206724 | GENERATION OF HOLES USING MULTIPLE ELECTRODES - An apparatus for producing holes in dielectric workpieces in the form of thin sheets and substrates, in particular of glass or glass-like materials and semiconductors is provided. The apparatus includes individual high-voltage electrodes that are symmetrically arranged on an electrode holder around the hole to be produced in the workpiece. The apparatus also includes individual counter electrodes that are arranged on a counter electrode holder. The electrodes and counter electrodes can be connected in a permutating manner to a high-voltage source for the discharge of high-voltage flashovers. | 08-15-2013 |
20130209731 | METHOD AND DEVICES FOR CREATING A MULTIPLICITY OF HOLES IN WORKPIECES - Methods and apparatuses for producing a multiplicity of holes in thin workpieces made of glass or glass-like materials and semiconductors are provided. The method includes directing multiple laser beams onto predetermined perforation points of the workpiece in a wavelength range between 1600 and 200 nm and with a radiation intensity that causes local non-thermal destruction of the workpiece material along respective filamentary channels. Subsequently, the filamentary channels are widened to the desired diameter of the holes. | 08-15-2013 |
20130213467 | PRODUCTION OF MICROHOLES - A method and apparatus for producing a multiplicity of holes in thin sheet-like workpieces of dielectric material or semiconductors is provided. The perforation points are marked by HF coupling points and caused to soften using HF energy in order to obtain dielectric breakdowns. The breakdowns are then widened into holes. | 08-22-2013 |
20130316218 | ELECTROCHEMICAL ENERGY ACCUMULATOR - A glass-based material is disclosed, which is suitable for the production of a separator for an electrochemical energy accumulator, in particular for a lithium ion accumulator, wherein the glass-based material comprises at least the following constituents (in wt.-% based on oxide): SiO | 11-28-2013 |
20130340480 | METHOD FOR PRODUCING PERFORATED WORKPIECES IN A STRESS-RELIEVING MANNER - A method for producing perforated work pieces from glass, glass ceramics, or semiconductors in a stress-relieving manner is provided. The method includes heating the work piece up to the glass transition temperature and perforating the work piece using a high-voltage electric field of suitable frequency or pulse shape. Then, the perforated work piece is allowed to cool down from the transition temperature range to room temperature at a rate at which the mechanical stresses generated by the perforation process relax. | 12-26-2013 |