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6875512 |
Optical filter having filter layer containing infrared absorbing dye and ultraviolet absorbing agent
An optical filter comprises a transparent support and a filter layer. The filter layer contains a dye and a binder polymer. The dye is in an aggregated form exhibiting an absorption maximum in the...
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6870687 |
Optical system with wavelength selecting device
The object is to provide an optical system with a wavelength selecting device. According to one aspect of the present invention, an optical system with a wavelength selecting device includes, in...
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6858669 |
Plastic article with coating providing increased melting point and an increased temperature induced plastic flow characteristic
Plastic article having at least one side provided with a coating for increasing the melting point of the article and for increasing temperature induced plastic flow characteristic of the article....
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6858289 |
Optical filters comprising solar blind dyes and UV-transparent substrates
The invention provides an optical filter comprising:
a. an organic, solar blind filter dye; and b. a UV-transparent, non-scattering and chemically stable substrate.
The substrate may be a...
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6859304 |
Photonic crystals and devices having tunability and switchability
A photonic crystal having reversibly tunable photonic properties. The photonic crystal includes a phase change material having a plurality of structural states that vary with respect to fractional...
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6829084 |
Ultraviolet and vacuum ultraviolet antireflection substrate
An antireflection substrate comprising a substrate which is transparent to ultraviolet and vacuum ultraviolet rays in the wavelength region from 155 nm to 200 nm and a mono-, bi- or tri-layer...
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6825975 |
Light filters using the oxidative polymerization product of 3-Hydroxykynurenine (3-OHKyn)
The present invention is directed to a transparent medium incorporating the oxidative polymerization of 3-hydroxykynurenine, a synthetic version of the yellow-to-brown pigment that occurs in the...
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6822789 |
Optical array converting UV radiation
An optical array containing a system of absorptive filters and a system of interference filters. For the sun light the spectral characteristics of transmission of the optical array is close to the...
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6813070 |
Optical member for vacuum ultraviolet, and aligner and device manufacture method using same
For realizing an optical member for vacuum ultraviolet with little absorption and with a low deliquescence nature and a low cleavage nature, a halide of an alkali metal such as Li, Na, Cs, or the...
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6789362 |
Thermally controlled window tinting
A window is made from similar panes of glass that have a space therebetween. Side edges of the panes are sealed. Top and bottom edges of the panes form a top slot and a bottom slot, respectively....
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6783705 |
Calibration medium for wavelength calibration of U.V. absorbance detectors and methods for calibration
The invention features an optical medium for calibrating UV absorbance detectors, methods for making such an optical medium, and methods for calibrating UV absorbance detectors using such a medium....
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6784771 |
MEMS optical mirror array
A compact high aspect ratio MEMS optical switch, and a process for fabricating same, are disclosed. An outer body portion is mounted so as to have a first rotational degree of freedom about a first...
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6773104 |
Ultraviolet filter coating
The application discloses a two-layered coating system using an ultraviolet absorber in its inner layer (called the blocking layer), furthest away from the source of ultraviolet exposure, with a...
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6773778 |
Hard coat film
A hard coat film is providend, having excellent resistance to impact and weather, and high surface hardness, which is suitable for being stuck on the external surfaces, e.g., those of window panes...
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6738188 |
Multilayer extreme ultraviolet mirrors with enhanced reflectivity
The reflectivity of multilayered EUV mirrors tuned for 11-16 nm, for which the two-component Mo/Be and Mo/Si multilayered systems are commonly used, is enhanced by incorporating additional elements...
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6716162 |
Fluorescent endoscope apparatus
A fluorescent endoscope apparatus in which the fluorescent light, which becomes noise, emitted from the photographic element propagating the autofluorescent light emitted from a living-tissue...
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6707602 |
Reflective spectral filtering of high power extreme ultra-violet radiation
In one embodiment of the invention, a grating structure etched on a mirror substrate has a grating period causing diffracting, out of an optical path, a first incident radiation within a first band...
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6707601 |
Exposure apparatus and method
An exposure apparatus (PE 1 ) and exposure method for use in photolithographically manufacturing devices such as semiconductor devices, image pickup devices, liquid crystal display devices and thin...
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6700699 |
Dual color anti-reflection coating
A multi-layer anti-reflection coating for simultaneously coupling electromagnetic radiation of two different wavelengths, λ 1 and λ 2 , where λ 1 is greater than λ 2 , from a first region...
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6687051 |
Microscopic image apparatus for converting infrared light into visible light
A microscopic image apparatus for converting infrared light into visible light. The microscopic image apparatus includes a sample stage, an infrared source, an object lens for converting infrared...
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6674587 |
Antiglare optical device
The present invention relates to a method of deposition of an absorbing material upon a plastic/glass substrate by vacuum coating at an angle of inclination between 5° to 30° and using a mask on...
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6671087 |
Reflector assembly for UV-energy exposure system
A reflector assembly for a UV energy exposure system includes a funnel adapted to be connected to a UV energy source to funnel UV energy from the UV energy source longitudinally and a reflector...
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6664554 |
Self-cleaning optic for extreme ultraviolet lithography
A multilayer reflective optic or mirror for lithographic applications, and particularly extreme ultraviolet (EUV) lithography, having a surface or “capping” layer which in combination with...
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6665116 |
Achromatic lens for millimeter-wave and infrared bands
The present invention relates to a method for designing an achromatic lens and a lens according to the design. The invention provides a lens that makes use of the differences in the index of...
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6649326 |
Photolithographic method and UV transmitting fluoride crystals with minimized spatial dispersion
The invention provides a UV below 200 nm lithography method. The invention includes providing a below 200 nm radiation source for producing <200-nm light, providing a plurality of mixed cubic...
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6646101 |
Use of copolycarbonates
The present invention provides the use of impact resistant, stress cracking resistant copolycarbonates with particularly good low temperature properties for applications in which particularly good...
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6639717 |
Multi-frequency telescope apparatus for celestial observations using reflecting telescope
A telescope apparatus for celestial observations by a reflecting telescope which is provided with: a first reflecting mirror 3 having its surface 3 a coated over the entire area thereof with a...
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6611375 |
Selectively tuned ultraviolet optical filters and methods of use thereof
A novel, cost effective optical filter is employed for photosensors used in ultraviolet-based water purification systems. Optically tuned to specifically eliminate the non-germicidal wavelength...
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6603601 |
Infrared laser optical element and manufacturing method therefor
The present invention provides an infrared laser optical element, in which a dense optical thin film with a low laser absorption and high moisture resistance is formed on the surface thereof, and a...
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6587268 |
Optical element and projection system
An optical element suitable for separating and converting directions of polarization, comprising polarization-separating members arranged in a row which extends transversely to an optical principal...
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6545828 |
Optical device with absorption gradient and selective spectral filtering and lens assembly and camera fitted with such a device
An optical device, for homogenising the lighting in an image plane, defined by a digital optical sensor wherein the optical device is formed of a block made of transparent homogenous filtering...
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6544641 |
Silicate-containing sheet
There are disclosed a silicate-containing sheet which comprises a silicate of one metal or at least two composite metals, which metal and metals are selected from the group consisting of the groups...
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6525874 |
Infrared microscope and observation tube used for the same
An infrared microscope includes a light source emitting infrared light, an objective optical system forming an image of a specimen, and a path switching member switching an optical path from a...
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6522464 |
Diffraction optical element, optical system and optical device
A diffraction optical element comprises a substrate, a diffraction grating formed on the substrate with a material with low ultraviolet resistance and an ultraviolet screening means arranged on the...
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6522465 |
Transmitting spectral filtering of high power extreme ultra-violet radiation
In one embodiment of the invention, a transmitting spectral filter includes a thin film layer and a grating structure. The thin film layer is made of transmitting material to transmit a first...
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6493138 |
Microscopic optical system
A microscopic optical system which is used in an ultraviolet range of short wavelengths and has good off-axis performance, such as chromatic aberration of magnification. The optical system has an...
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6485150 |
Tunable spectral source
A tunable spectral source includes an enclosure having first and second apertures; an optical dispersive element positioned in the enclosure; and multiple pixel source elements that are...
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6483639 |
Optical system for integrated circuit fabrication
An optical system for integrated circuit fabrication comprises optical members made of synthetic quartz glass and fluorite, wherein: an optical member disposed in a position through which laser...
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6483640 |
Optical notch filters based on two-dimensional photonic band-gap materials
A band-gap spectral filter is made of a nanochannel glass structure having a two-dimensional array of parallel dielectric rods arranged in a matrix material. The materials for the dielectric rods...
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6473227 |
Silica glass optical material for projection lens to be utilized in vacuum ultraviolet radiation lithography, method for producing the same, and projection lens
A silica glass optical material for projection lens to be used in vacuum ultraviolet radiation lithography using radiation from 155 to 195 nm in wavelength, wherein, said silica glass optical...
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6437909 |
UV-absorbing filter and optical apparatus incorporating the same
A UV-absorbing filter absorbs a UV component of incoming light to reduce an amount of the UV component of transmitted light. The UV-absorbing filter comprises a transparent UV-absorbing glass plate...
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6426144 |
Process for coating plastic substrates
A process for coating plastic substrates with a transparent layer compact that is not sensitive to scratches and abrasion and resistant to atmospheric influence with a plasma flame in a vacuum...
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6414805 |
Reflected-light type fluorescence microscope and filter cassette used therefor
In a reflected-light type fluorescence microscope having a turret type filter cassette capable of switching a plurality of excitation filters, a plurality of barrier filters, and a plurality of...
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6377332 |
Optical member for photolithography and photolithography apparatus
An optical member for photolithography made of a calcium fluoride crystal exhibits an internal transmittance of 99.5%/cm or greater with respect to light having a specific wavelength of 185 nm or...
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6365284 |
Flexible solar-control laminates
Disclosed are compositions of matter which include a thin metallic and/or metallic oxide, nitride, carbide, silicide, boride, or sulfide coating disposed directly upon a polymeric substrate, in the...
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6339498 |
Ultraviolet microscope optical system and optical filter used in the same optical system
An ultraviolet microscope optical system includes a light source emitting light in a region of wavelengths shorter than 300 nm; an illumination optical system; an objective lens system; an imaging...
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6285496 |
Optical mount with UV adhesive and protective layer
An assembly includes a holder made of material selected from metal and ceramic/glass ceramic, a transparent optical component that is transparent in the ultraviolet (UV) wavelength region of light,...
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6285495 |
Optical transmission element for capturing and redirecting incident radiation
An optical element comprising a plurality of transparent layers comprising one or more passive layers (11) and one or more active layers (12) wherein said passive layers (11) facilitate the...
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6254594 |
Disposable light source for photothermal treatment of human tissue
A system and method for modification of tissue. The system and method utilize a disposable sample cell that contains a chemical mixture capable of photoinitiation. Upon photoinitiation, a chemical...
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6239904 |
Forensic microscope, in particular for examination of writing
A forensic microscope, particularly for examination of writing, comprising a single-channel microscope with stereo viewing by synchronized interchange of the illumination angle in front of the...
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