According to an embodiment, a cover glass includes a glass plate forming at least a portion of an electronic device, and a first coat layer deposited on a surface of the glass plate, the first coat layer at least partially including a network structure. The first coat layer includes silicon (Si), oxygen (O), and at least one impurity, and such that SiO bonds are 80% or more by weight of the first coat layer. A polysilazane-applied coat is laid over one surface of the reinforced glass plate, providing an elegant haze glass cover.

In one aspect of the present invention, a dental cement contains a glass powder, wherein the glass powder contains zinc, silicon, and fluorine and does not substantially contain aluminum.

The present invention aims to provide a vehicular exterior member that is excellent in strength and cost, and sufficiently ensures a viewing field of sharpness of a thermal image obtained by a far-infrared camera. A vehicular exterior member that includes a light blocking region and is configured to be attached to a vehicle equipped with a far-infrared camera. The vehicular exterior member further includes, in the light blocking region, a far-infrared ray transmitting region having an opening and a far-infrared ray transmitting member disposed in the opening. An average transmittance of far-infrared rays having a wavelength ranging from 8 to 13 ?m of the far-infrared ray transmitting member is equal to or larger than 25%. A length of the longest straight line in straight lines connecting any desired two points on a surface on a vehicle exterior side of the far-infrared ray transmitting member is equal to or smaller than 80 mm. A diameter of the largest circle in circles formed in a projected shape obtained by projecting the far-infrared ray transmitting member in an optical axis direction of the far-infrared camera is equal to or larger than 12 mm. An average thickness of the far-infrared ray transmitting member is equal to or larger than 1.5 mm.

A method for simultaneously tempering and coating glass, including heating a glass substrate, depositing a textured buffer layer on the glass substrate, depositing a material on the buffer layer, depositing O.sub.2, and rapidly cooling the glass substrate by introducing a gas. This includes coating the glass substrate with crystalline sapphire or a low E film, for example.

The invention relates to a method for obtaining a magnesium fluoride (MgF.sub.2) sol solution, comprising the steps of providing a magnesium alkoxide precursor in a non-aqueous solvent and adding 1.85 to 2.05 molar equivalents of non-aqueous hydrofluoric acid to said magnesium precursor, characterized in that the reaction proceeds in the presence of carbon dioxide. The invention further relates to sol solutions, method of applying the sol solutions of the invention to surfaces as a coating, and to antireflective coatings obtained thereby.

An optical thin film provided on a base substrate, includes a layer whose main component is ytterbium oxide, and a layer whose main component is magnesium fluoride. The layer whose main component is magnesium fluoride disposed on the layer whose main component is ytterbium oxide. The layer whose main component is magnesium fluoride is positioned opposite from the base substrate with respect to the layer whose main component is ytterbium oxide.

The present invention aims to provide a vehicular exterior member that is excellent in strength and cost, and sufficiently ensures a viewing field of sharpness of a thermal image obtained by a far-infrared camera. A vehicular exterior member that includes a light blocking region and is configured to be attached to a vehicle equipped with a far-infrared camera. The vehicular exterior member further includes, in the light blocking region, a far-infrared ray transmitting region having an opening and a far-infrared ray transmitting member disposed in the opening. An average transmittance of far-infrared rays having a wavelength ranging from 8 to 13 ?m of the far-infrared ray transmitting member is equal to or larger than 25%. A length of the longest straight line in straight lines connecting any desired two points on a surface on a vehicle exterior side of the far-infrared ray transmitting member is equal to or smaller than 80 mm. A diameter of the largest circle in circles formed in a projected shape obtained by projecting the far-infrared ray transmitting member in an optical axis direction of the far-infrared camera is equal to or larger than 12 mm. An average thickness of the far-infrared ray transmitting member is equal to or larger than 1.5 mm.

An article comprises a body having a coating. The coating comprising a eutectic system having a super-lattice of a first fluoride and a second fluoride. The coating includes a glaze on a surface of the coating, the glaze comprising the eutectic system having the super-lattice of the first fluoride and the second fluoride.

The present invention relates to transparent glass having a pattern and, more specifically, to transparent glass having a pattern, and having the purpose of allowing a dotted, linear or wave-shaped uneven surface to be formed on the surface of glass at low cost and improving fingerprint resistance, contamination resistance, water repellency and light transmittance by forming a fingerprint-resistant coating layer thereon, such that an uneven surface (100), which has a pattern groove (102) of any one of a plurality of dots, a plurality of linear forms, and a plurality of wave forms, is formed on the surface of a glass substrate by a deposition process or an etching process, a primer layer (40) and a fingerprint-resistant coating layer (50) are formed on the uneven layer, and the width or area of the pattern groove and the spacing distance between the pattern grooves are constant, thereby allowing the uneven surface to be systematically arranged.

The present invention provides a method of manufacturing a glass with anti-glare, strengthened, anti-microbial and anti-fingerprint capabilities. A glass substrate is provided with a target surface. Plural treatments are carried out, including: performing an anti-glare treatment upon the target surface by using a mixed acid solution; performing a strengthening treatment by using KNO.sub.3; performing an anti-microbial treatment by using a silver-containing fluid; and performing an anti-fingerprint treatment by forming a fluorocarbon siloxane layer on the target surface.