Schott Ag

Schott Primoceler Oy

Thorsten Damm

Christian Henn

Clemens Ottermann

Ulrich Peuchert

Miriam Kunze

Nikolaus Schultz

Frank-Thomas Lentes

Edgar Pawlowski

Kurt Nattermann

Jens Ulrich Thomas

Hubertus Russert

Rainer Liebald

Eveline Rudigier-Voigt

Frank Gindele

Christian Rakobrandt

Franziska Back

Yvonne Menke-Berg

Andreas Hahn

Christoph Stangl

Peter Naß

Antti Määttänen

Yakup Gönüllü

Jens Herrmann

Ossi Lahtinen

Lukas Grohmann

Heidi LUNDÈN

Ville Polojärvi

At least one composite workpiece includes: a substrate body including at least one first surface and at least one second surface, the at least one first surface of the substrate body being shaped convexly at least in areas and the at least one second surface of the substrate body being shaped concavely at least in areas, and the at least one composite workpiece has a bow with an absolute value of between 0.1 μm and 50 μm due to the curved shape of the at least one first surface and the at least one second surface; and at least one first coating, at least the at least one first surface of the substrate body being coated at least in areas with the first coating.

Composite workpiece, method of manufacturing, device and use of such a composite workpiece

An optical layered composite includes: a substrate having a front face, a back face, a thickness ds between the front face and the back face and a refractive index n; and a coating applied to the front face. The coating comprises a group A of coating layers having a refractive index of 1.7 or more and a group B of coating layers having a refractive index of less than 1.7. The sum of the thicknesses of the layers of the group A is at most 55% of the total thickness dof the coating.

Optical layered composite having a reduced content of highly refractive layers and its application in augmented reality

An optical layered composite includes: a substrate having a front face, a back face, a thickness dbetween the front face and the back face, and a refractive index n; and a coating applied to the front face, the coating having two regions, the two regions being a region A and a region B. The region A comprises one or more coating layers, each of which satisfies one or both of the criteria: a thickness below 5 nm; or a refractive index of 1.6 or more. The region B comprises one or more coating layers, each of which satisfies one or both of the criteria: a thickness below 5 nm; or a refractive index below 1.6.

Optical layered composite having two groupings of coating layers and its application in augmented reality

A substrate is provided with an abrasion resistance antireflection coating. The coated substrate includes a multilayer antireflection coating on at least one side. The coating has layers with different refractive indices, wherein higher refractive index layers alternate with lower refractive index layers. The layers having a lower refractive index are formed of silicon oxide with a proportion of aluminum, with a ratio of the amounts of aluminum to silicon is greater than 0.05, preferably greater than 0.08, but with the amount of silicon predominant relative to the amount of aluminum. The layers having a higher refractive index include a silicide, an oxide, or a nitride.

Substrate with antireflection coating and method for producing same

Glare-free glass articles and methods for producing are provided. The glass article includes a surface with an area having a roughness RMS from 10 nm to 1000 nm, a distinctness of image DOI from 30 to 70, a gloss value of less than 40 at a viewing angle of 60°, and a haze value, determined in transmission, of less than 3%. The area also has a ratio of mean height of peaks above core surface (Spk) to mean depth of valleys below core surface (Svk) that is equal to 1±0.1 within a measured surface area of more than 0.1 mmand less than 3 mm.

Glare-free glass articles and method for producing glare-free glass articles

An optical layered composite includes: a substrate having a front face, a back face, a thickness dbetween the front face and the back face and a refractive index n; and a coating applied to the front face. The coating comprises one or more coating layers. For at least one wavelength &#x3bb;in the range from 390 nm to 700 nm, the coating satisfies one of the following criterion: n&#x3c;n; or n&#x3e;n, and nis a mean refractive index of the coating layers, weighted by thickness; do is a total thickness of the coating; thicknesses are determined in a direction perpendicular to the front face; and k=&#x3bb;/4&#x3c0;.

Optical layered composite having a coating thickness below a threshold and its application in augmented reality

The present disclosure relates to a layered optical composite, in particular for use in an augmented reality device. In particular, the disclosure relates to a layered optical composite and a process for its preparation, a device comprising the layered optical composite and a process for its preparation, and the use of a layered optical composite in an augmented reality device. The present disclosure relates to a layered optical composite comprising:

Layered optical composite having a reduced content of highly refractive layers and its application in augmented reality

Light conversion devices and lighting devices having such conversion devices are provided. The conversion device includes a light conversion element having a front side and a coating arrangement. The front side is configured to be illuminated with primary light and to emit secondary light having another wavelength or a wavelength range. The coating arrangement is on the front side and has at least one coating layer.

Light conversion devices and lighting devices

A cover panel for a fitout article or article of equipment for a kitchen or laboratory is provided. The cover panel includes a glass or glass ceramic substrate and a coating on one side of the substrate. The substrate and the coating together have a light transmittance of 1% to 70%. The coating has a colour locus in the CIELAB colour space within the range of coordinates L* of 20 to 65, a* of &#x2212;6 to 6 and b* of &#x2212;6 to 6. The colour locus of the D65 standard illuminant light, after passing through the substrate and the coating, is within a white region W1 determined in the chromaticity diagram CIExyY-2&#xb0; by the following coordinates: 

Cover panel with colour-neutral coating

A scratch-resistant amorphous and transparent AlSiN cover layer on a glass or glass ceramic substrate is provided. The cover layer has a low surface roughness and has sliding properties with respect to pots and other items. The cover layer is transparent in the visible light range and also largely transparent in the infrared range and has good chemical resistance to salted water burn-in.

Scratch-resistant glass or glass ceramic articles

An electrical storage system is provided that has a thickness of less than 2 mm, where the system includes at least one sheet-type discrete element, the sheet-type discrete element exhibiting high resistance to an attack of alkali metals or alkali metal ions, in particular lithium, wherein the sheet-type discrete element has a low content of TiO, the TiOcontent preferably being less than 2 wt %, preferably less than 0.5 wt %, and preferably free of TiO.

Electrical storage system comprising a sheet-type discrete element, discrete sheet-type element, method for the production thereof, and use thereof

An electrical storage system is provided that has a thickness of less than 2 mm and includes comprises at least one sheet-like discrete element. At least one surface of the at least one sheet-like discrete element is designed to be chemically reactive to a reduced degree, inert, and/or permeable to a reduced degree, and/or impermeable with respect to materials coming into contact with the surface. Also provided are a sheet-like discrete element and to the production and use thereof.

Electrical storage system with a sheet-like discrete element, sheet-like discrete element, method for producing same, and use thereof

An electrical storage system is provided that has a thickness of less than 2 mm, which includes at least one sheet-type discrete element. The sheet-type discrete element exhibits high resistance against an attack of transition metals or transition metal ions, in particular titanium, wherein the sheet-type discrete element contains titanium. The invention also relates to a sheet-type discrete element for use in an electrical storage system, which exhibits high resistance to the attack of transition metals or of transition metal ions, in particular titanium.

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Nieder-Olm, Germany

Thorsten Damm