Abstract: A light output device comprises a first and a second substrate arrangement (1,2), the first substrate arrangement (1) comprising a light output surface of the device. An electrode arrangement (3a,3b) is sandwiched between the substrate arrangements and at least one light source (4) is connected to the electrode arrangement. The first substrate (1) arrangement comprises a light diffuser for changing the level of uniformity of the light output from the light source and the second substrate (2) arrangement comprises a light scattering or reflecting layer. This arrangement uses a scattering substrate arrangement for the substrate from which illumination is provided. In order to enhance the level of uniformity, the opposite substrate arrangement is also either scattering or reflecting.

Abstract: A light output device comprises at least one light source having a light source output comprising at least a light output, and a switchable member through which the light output is provided, and which is switchable between at least two optical states. These at least two optical states provide different levels of uniformity of the light output. The switching of the switchable member is induced by the light source output.

Abstract: A light output device comprises a power supply and a plurality of light source device arrangements arranged in a line extending from a power connection, with adjacent light source device arrangements in the line connected together with an electrical connector arrangement. Each light source device arrangement is associated with a control circuit from the plurality of control circuits for providing independent control of the light source device arrangement output based on the control signal. The device can be reduced in length by disconnecting the connector arrangement between an adjacent pair of light source device arrangements and the remaining light source device arrangements extending from the power source are independently controlled by the control signal.

Abstract: A system (40) for diagnosis and staging of early stages of cancer in the tissue of a patient is provided. The system—is configured to combine information from a Polarized Light Scattering Spectroscopy measurement (70) having a first probe depth, and a Differential Path Length Spectroscopy measurement (60) having a second probe depth, wherein the second probe depth is set larger than' the first probe depth. By comparing the results of the Polarized Light Scattering Spectroscopy and Differential Path Length Spectroscopy measurements early stages of cancer, such as dysplasia may be detected. Also hyperplasia, carcinoma in situ, and carcinoma may be detected. A computer-readable medium, method and use are also provided.

Abstract: The invention provides a textile product (1) having a lighting function. The textile product (1) comprises (a) a coated textile structure (2) comprising a textile (200) with a first textile coating (211) at a first side (210) and optionally a second textile coating (222) at a second side (220) of the textile (200); (b) a lighting unit (300) comprising a substrate (310) with a substrate surface (311) and a light source (330) comprised by the substrate surface (311), wherein the lighting unit (300) is arranged within the coated textile structure (2), wherein the lighting unit (300) is arranged to provide light (331) through the first textile coating (211), wherein the substrate surface (311) further comprises an electrically conductive connector part (340), and wherein the connector part (340) is arranged to supply electrical power to the light source (330) when electrically connected to an electrical power source (500).

Abstract: The present invention relates to a compartment provided a tufted textile (100) comprising: a backing (10), and yarns (40) forming tufts extending from a first side of the backing, the compartment further comprising a light source (50; 80) and a conductor arrangement (60) for the light source, wherein the light source, the conductor arrangement and the backing are arranged so as to radiate light from the light source at least partly through the backing, the backing being substantially permeable to light. The tufted textile (100) may be a carpet.

Abstract: According to an aspect of the present invention, a spectral purity filter includes an aperture, the aperture being arranged to diffract a first wavelength of radiation and to allow at least a portion of a second wavelength of radiation to be transmitted through the aperture, the second wavelength of radiation being shorter than the first wavelength of radiation, wherein the aperture has a diameter greater than 20 ?m.

Abstract: An optical element includes a first layer that includes a first material, and is configured to be substantially reflective for radiation of a first wavelength and substantially transparent for radiation of a second wavelength. The optical element includes a second layer that includes a second material, and is configured to be substantially absorptive or transparent for the radiation of the second wavelength. The optical element includes a third layer that includes a third material between the first layer and the second layer, and is substantially transparent for the radiation of the second wavelength and configured to reduce reflection of the radiation of the second wavelength from a top surface of the second layer facing the first layer. The first layer is located upstream in the optical path of incoming radiation with respect to the second layer in order to improve spectral purity of the radiation of the first wavelength.

Abstract: The present invention relates to a method for providing an ambience light effect in a cinema comprising a cinema display screen arranged on a front wall of the cinema and a plurality of light sources, comprising receiving first and second image content to be sequentially displayed on the cinema display screen, determining at least one of a color and intensity for the second image content, determining a second set of control data for controlling the plurality of light sources to emit an ambient light effect based on at least one of the color and intensity for the second image content, and associating the second set of control data with the first set of image content. Advantages with the invention include the possibility to provide an improved ambient lighting experience by using the “extra space” specifically available in a cinema, e.g. walls, floor and ceiling.

Abstract: Spectral purity of a radiation beam of a first wavelength may be improved by providing an optical element that includes a structure having at least first layer including a first material, which structure is configured to be substantially reflective for a radiation of the first wavelength and substantially transparent or absorptive for a radiation of a second wavelength, a second layer including a second material, the second layer being configured to be substantially reflective, absorptive or scattering for the radiation of the second wavelength, and vacuum between the first layer and the second layer, wherein the first layer is located upstream in the optical path of incoming radiation with respect to the second layer.

Abstract: A radiation source may include a radiation emitter for emitting radiation, a collector for collecting radiation emitted by the radiation emitter, and an outlet configured, in use, to introduce a cooled gas into the radiation source.

Abstract: A light output device comprises a substrate arrangement comprising a plurality of light source circuits integrated into the structure of the substrate arrangement. Each light source circuit comprises a light source device arrangement (4) having two terminals and a transistor circuit (7). Each light source circuit is supplied with power from an associated pair the power connections (10,11,14,15,20), and at least two light source circuits (4,7) share the same pair of power connections. A set of control connections (18) are provided for receiving external control signals for controlling the transistor circuits (7). A set of non-overlapping electrodes (10,11,14,15,18,20) provide the internal connections between the power connections, the light source device terminals and the transistor circuits, and each light source device is individually independently controllable.

Abstract: A radiation source includes a radiation emitter configured to emit radiation, a collector configured to collect the radiation, and a contamination trap configured to trap contamination emitted by the radiation source. The contamination trap includes a plurality of foils that extend substantially radially, a first magnet ring configured to lie outside of an outer conical trajectory of radiation that is collected by the collector, and a second magnet ring configured to lie within the trajectory of radiation that is collected by the collector. The magnet rings are configured to provide a magnetic field that includes a component that is parallel to the foils.

Abstract: The invention provides a floor covering system (10) with (a) a PVC-based floor covering (100) and (b) a lighting system (200) arranged to generate light (210). The PVC-based floor covering (100) has a user side (101) and an opposite back side (102). The lighting system (200) is arranged at the back side (102) of the PVC-based floor covering (100). The PVC-based floor covering (100) has a light transmission for light (210) generated by the lighting system (200) in the range of 0.5% to 30%, especially in the range of 1% to 20%.

Abstract: A light output device comprises a substrate arrangement with a plurality of light source device arrangements integrated into the structure of the substrate arrangement. The plurality of light source device arrangements comprise at least first and second light source devices (4a,4b) which are arranged in anti-parallel. This arrangement mounts at least two light source devices in anti-parallel within an integrated light source structure, so that they can be controlled independently from shared control lines.

Abstract: A debris prevention system is constructed and arranged to prevent debris emanating from a radiation source from propagating with radiation from the radiation source into or within a lithographic apparatus. The debris prevention system includes a first foil trap that is rotatable around an axis of rotation, and a second foil trap that at least partly encloses the first foil trap. The second foil trap includes a plurality of foils optically open respective to a central location for placement of a radiation source and optically closed respective to directions perpendicular to the axis of rotation.

Abstract: The invention relates to a light emitting device comprising a light emitting element (100) and a light guide (101) arranged on a textile substrate (102). The light guide has a back surface (103) facing the textile substrate, a front surface (104) facing away from the substrate, and a light receiving surface (105). The light emitting element (100) is arranged such that at least part of the light emitted by the light emitting element (100) is coupled into the light guide (101) through the light receiving surface (105), and is subject to total internal reflection in the light guide (101). Furthermore, the light guide (101) is arranged such that at least part of the light coupled into the light guide (101) exits the light guide (101) through the front surface (104) and/or the back surface (103).

Abstract: A spectral purity filter, in particular for use in a lithographic apparatus using EUV radiation for the projection beam, includes a plurality of apertures in a substrate. The apertures are defined by walls having side surfaces that are inclined to the normal to a front surface of the substrate.

Abstract: The invention provides a wall or ceiling covering arrangement (10) comprising a covering material (100) and a lighting system (200) arranged to generate light (210). The covering material (100) has a user side (101) and an opposite back side (102). The lighting system (200) is arranged at the back side (102) of the covering material (100) and the covering material (100) has a light transmission for light (210) generated by the lighting system (200) in the range of 0.5% to 30%, especially in the range of 1% to 20%. The covering material comprises a material selected from the group consisting of plasters and wallpapers.

Abstract: The present invention relates to a tufted textile (100) comprising a primary backing layer (10) which is substantially permeable to light, yarns (40) forming tufts on a first side of the primary backing layer, an adhesive layer (30) provided on a second side of the primary backing layer opposite from the first side, and a light source (50; 80) and a conductor arrangement (60) for the light source arranged in a position facing the second side of the primary backing layer. The adhesive layer, the light source and the conductor arrangement, are arranged so as to allow light from the light source to reach the primary backing layer. The tufted textile (100) may be a carpet.