Subwavelength conducting particles can be arranged on conducting surfaces to provide arbitrary thermal emissivity spectra. For example, a thermal emissivity spectrum can be tailored to suppress a thermal signature of an object without sacrificing radiative cooling efficiency.

The present invention provides certain CHIP films and coatings, as well as the preparation and uses thereof. Chalcogenide hybrid organic/inorganic polymers or CHIPs may be suitable for use in antireflection coatings for use with infrared optics, for example as applied to lenses for infrared cameras. The coatings may be applied with spin coating and have a thickness related to the quarter wavelength of the desired infrared wavelengths.

An anti-glare film is disclosed. The anti-glare film comprises a transparent substrate and an anti-glare layer comprising an acrylic binder resin, an acrylate-ether-group-containing surface active agent and a plurality of silica nanoparticles, wherein the silica nanoparticles are flocculated into a micro-floccule with an average secondary particle diameter of 1,600 nm to 3,300 nm. The present anti-glare film can provide a reliable anti-glare property with a low haze.

An anti-glare film is disclosed. The anti-glare film comprises a transparent substrate and an anti-glare layer comprising an acrylic binder resin, a polyether-modified siloxane and a plurality of silica nanoparticles, wherein the silica nanoparticles are flocculated into a micro-floccule with an average secondary particle diameter of 1,500 nm to 3,100 nm. The present anti-glare film can provide a reliable anti-glare property with low haze and fine surface.

The present invention relates to novel compositions suitable for use in, inter alia, optical measurement technology applications and, in particular, 3D scanning technology as well as methods for the manufacture and methods of use of said compositions.

Disclosed herein is a copolymer comprising first polymerized units of the formula (1);

##STR00001##

wherein: R.sub.1 is H or a substituted or unsubstituted C.sub.1-C.sub.6 alkyl group; and R.sub.2 is a substituted or unsubstituted C.sub.3-C.sub.20 alkyl group that optionally includes one or more of —O—, —S—, —N—, —C(O)—, or —C(O)O—, —N—C(O)—, —C(O)—NR—; wherein R is H or a substituted or unsubstituted C.sub.1-C.sub.6 alkyl group; and

second polymerized units of the formula (2):

##STR00002##

wherein: R.sub.3 is a substituted or unsubstituted C.sub.1-C.sub.6 alkyl group that optionally includes one or more of —O—, —N—, —S—, —C(O)—, or —C(O)O—; wherein the first polymerized units and the second polymerized units are chemically different, and the copolymer is free of fluorine.

There is provided a multi-layered coating having a plurality of cavities therein, the multi-layered coating comprises a first layer comprising an oxide-containing polymer; and a second layer disposed on said first layer, said second layer comprising an oxide. There is also provided a process for forming such multi-layered coating, an article comprising the multi-layered coating and uses thereof.

Subwavelength conducting particles can be arranged on conducting surfaces to provide arbitrary thermal emissivity spectra. For example, a thermal emissivity spectrum can be tailored to suppress a thermal signature of an object without sacrificing radiative cooling efficiency.

A processing system for forming an optical coating on a substrate is provided, wherein the optical coating including an anti-reflective coating and an oleophobic coating, the system comprising: a linear transport processing section configured for processing and transporting substrate carriers individually and one at a time in a linear direction; at least one evaporation processing system positioned in the linear transport processing system, the evaporation processing system configured to form the oleophobic coating; a batch processing section configured to transport substrate carriers in unison about an axis; at least one ion beam assisted deposition processing chamber positioned in the batch processing section, the ion beam assisted deposition processing chamber configured to deposit layer of the anti-reflective coating; a plurality of substrate carriers for mounting substrates; and, means for transferring the substrate carriers between the linear transport processing section and the batch processing section without exposing the substrate carrier to atmosphere.

A method for fabricating a structured surface, includes: providing a transparent substrate; disposing a dewettable film over the substrate; annealing the dewettable film to form a plurality of islands; forming a coating over the plurality of islands; and etching the plurality of islands to form a structured array of surface features in the coating. A structured polymer and/or structured glass, includes: a structured array of surface features, such that the structured array of surface features has at least one dimension in a range of 0.5 nm to 5000 nm.