Ultraviolet-C (UV-C) radiation shielding films including a substrate made of a fluoropolymer, a multilayer optical film disposed on a major surface of the substrate, and a heat-sealable encapsulant layer disposed on a major surface of the multilayer optical film opposite the substrate. The multilayer optical film is made of at least a multiplicity of alternating first and second optical layers collectively reflecting at an incident light angle of at least one of 0°, 30°, 45°, 60°, or 75°, at least 30 percent of incident ultraviolet light over at least a 30-nanometer wavelength reflection bandwidth in a wavelength range from at least 100 nanometers to 280 nanometers. The ultraviolet light shielding film may be applied to a major surface of a photovoltaic device, such as a component of a satellite or an unmanned aerial vehicle. Methods of making the UV-C radiation-protective films also are disclosed.

Methods of treating mental disorders, including anxiety disorders such as obsessive-compulsive disorder, are provided. The methods comprise administering an effective amount of a glutamate modulator to an individual in need thereof. Also provided are methods of enhancing the activity of a serotonin reuptake inhibitor (SRI) comprising co-administering a glutamate modulator and a serotonin reuptake inhibitor. Pharmaceutical composition comprising a serotonin reuptake inhibitor and a glutamate modulator are also provided.

A photonic crystal, a light conversion device, a display panel, and a pair of glasses are provided. The photonic crystal of the embodiment of the present disclosure includes first dielectric layers and second dielectric layers having different refractive indexes, and the first dielectric layers and the second dielectric layers are alternately stacked. A thickness and a refractive index of each of the first dielectric layers and a thickness and a refractive index of each of the second dielectric layers are configured such that the photonic crystal blocks blue light with a wavelength of 420 nm to 470 nm incident into the photonic crystal from passing through the photonic crystal.

Systems and methods are provided for a UV-VIS spectrophotometer, such as a UV-VIS detector unit included in a high-performance liquid chromatography system. In one example, a system for the UV-VIS detector unit may include a first light source, a signal detector, a flow path positioned intermediate the first light source and the signal detector, a second light source, and a reference detector. The first light source, the signal detector, and the flow path may be aligned along a first axis, and the second light source and the reference detector may be aligned along a second axis, different than the first axis.

The present invention provides a UV antireflective coating stack for ophthalmic lenses. The antireflective coating stack is deposited by sputtering, which lowers the reflectivity of the antireflective stack in the UV range and maintains low reflectivity in the visible range. The antireflective coating stack offers improved thermo-mechanical performance as compared to evaporation-based UV antireflective stacks.

Systems and methods are provided for a UV-VIS spectrophotometer, such as a UV-VIS detector unit included in a high-performance liquid chromatography system. In one example, a system for the UV-VIS detector unit may include a first light source, a signal detector, a flow path positioned intermediate the first light source and the signal detector, a second light source, and a reference detector. The first light source, the signal detector, and the flow path may be aligned along a first axis, and the second light source and the reference detector may be aligned along a second axis, different than the first axis.

A spectacle lens for an eye of a wearer of spectacles has a front surface and a back surface, wherein the front surface of the spectacle lens faces away from the eye and the back surface of the spectacle lens faces the eye. The spectacle lens includes an optical lens substrate made of or containing mineral glass and/or organic glass, wherein the spectacle lens has at least one first antireflection coating and at least one second antireflection coating, wherein the at least one first antireflection coating has a filter effect for blue light. Further, spectacles containing the spectacle lens are also disclosed.

An optical system (150) is disclosed and includes an optical sensor (154), a plurality of photosensitive pixels (178) disposed on the optical sensor, a wavelength-selective optical filter (158) in optical communication with the photosensitive pixels, the wavelength-selective optical filter being disposed remotely from the optical sensor, and a plurality of spatially-variant areas (220, 224, 228, 232) disposed in the optical filter, at least one area of the plurality of spatially-variant areas including a downconverter (400, 500).

A recycling optical cavity is defined at least by first and second optical films and is configured to receive a test material therein. The test material is configured to emit at least a second light having a second wavelength when irradiated with a first light having a first wavelength. For at least one of s- and p-polarized incident lights incident in an incident plane, and at the first and second wavelengths: at a first incident angle, the first optical film has respective optical transmittances T11(θ1) and T12(θ1), and the second optical film has respective optical transmittances T21(θ1) and T22(θ1), wherein T11(θ1)>T12(θ1), T21(θ1), T22(θ1); and at a second incident angle, the first optical film has respective optical transmittances T11(θ2) and T12(θ2), and the second optical film has respective optical transmittances T21(θ2) and T22(θ2), wherein T21(θ2)>T11(θ2), T12(θ2), T22(θ2).

An optical filter includes a first optical channel that includes a first mirror and a second mirror that are configured to reflect one or more ranges of an electromagnetic spectrum, and a first portion of a monolithic spacer that is positioned between the first and second mirrors. A second optical channel includes a third mirror and a fourth mirror that are configured to reflect one or more ranges of the electromagnetic spectrum, and a second portion of the monolithic spacer that is positioned between the third and fourth mirrors. A method of manufacturing the optical filter includes forming a first plurality of mirrors; forming, on the first plurality of mirrors, a monolithic spacer; forming a multilevel etch mask on the monolithic spacer using a grayscale lithography procedure; etching the multilevel etch mask and the monolithic spacer; and forming a second plurality of mirrors on the monolithic spacer.