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8182613 |
Radiometer including a cleaning system
A radiometer is provided. The radiometer includes a sensor and a radiation transparent dome. The radiation transparent dome surrounds the sensor. The radiometer also includes one or more fluid...
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8179532 |
Method and apparatus for monitoring the condition of a projector lamp
A method and apparatus are set forth for monitoring lamp condition, comprising directing a beam of light at the lamp, detecting percent transmission of the beam through the lamp, wherein the...
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8169611 |
Terahertz-infrared ellipsometer system, and method of use
The present invention relates to ellipsometer and polarimeter systems, and more particularly is an ellipsometer or polarimeter or the like system which operates in a frequency range between 300 GHz...
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8169601 |
Photoluminescent heat-shrinkable films
A primary object of the present invention is to provide a multilayer heat-shrinkable styrene-based film that makes it possible, even when the film is transparent, to confirm that the film is...
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8159656 |
Method and apparatus for evaluating ultraviolet radiation protection effect
A first step of measuring a change over time in the spectral transmission spectrum of a measurement sample by its exposure to the light of a light source including an ultraviolet radiation for a...
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8153710 |
Weatherable polyolefin nanocomposites
A method is disclosed concerning discovering how the use of an additive in a polyolefin compound affects the weatherability of that compound, Applying that technique, a weatherable polyolefin...
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8149170 |
Carbon nanotube based variable frequency patch-antenna
A carbon nano-tube based variable frequency patch antennas which utilizes a dense network of semiconducting carbon nanotubes as the antenna patch is provided. In preferred embodiments, the resonant...
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8138482 |
Evaluating a cleaning solution using UV absorbance
A process for evaluating a cleaning solution is described. The process includes: (i) subjecting a solution, including a solute and a solvent, to sonic energy to create a sonicated solution; (ii)...
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8138483 |
Method of measuring phase of phase shift mask
In a method of measuring a phase of a phase shift mask, initial extreme ultraviolet (EUV) light is divided into secondary EUV light portions. The secondary EUV light portions are irradiated onto...
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8089045 |
Method and apparatus for raised material detection
A method is provided of detecting a region of raised material on a document surface. A surface of the document is illuminated with at least one angled radiation beam such that any raised material...
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8077909 |
Apparatus and method for testing infrared camera
An apparatus for testing infrared cameras includes: a cover plate which has a plurality of holes formed therethrough and arranged in line in a horizontal direction at a regular interval, the cover...
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8072588 |
Dental light curing device coupled to a light measuring device
The invention relates to a light measuring device 34, in particular for dental light curing devices, for detecting the illumination intensity of a light source 19, which is arranged, in particular,...
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8068227 |
Methods and apparatus for measuring the concentration of a substance in a solution
The present invention relates to methods and apparatus for detecting and measuring the concentration of a substance in a solution, the substance having an absorption at 300 nm or less. The methods...
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8063374 |
Systems and methods for determining recycled thermoplastic content
A system and method of identifying a reference standard library for thermoplastic content includes preparing a plurality of samples of each one of a plurality of known ratios of virgin...
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8054453 |
Broad band referencing reflectometer
A spectroscopy system is provided which is optimized for operation in the VUV region and capable of performing well in the DUV-NIR region. Additionally, the system incorporates an optical module...
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8026484 |
Spectrum-forming device on an optical sensor with spatial rejection
Optical device comprising: a spatial filter means for eliminating, from the light rays emanating from an observed scene those coming from a direction or restricted range of directions in space,...
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8026483 |
Spectroscopic determination of sucrose
A method for determining sugar concentration using spectropolarimetry and multivariate regression modeling A set of fixed polarizers are used in association with a spectrometer, which enables the...
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8017923 |
Infrared source and method of manufacturing the same
There is provided an infrared light source that has a simple structure and radiates infrared rays polarized in a specific direction and having a specific wavelength. The infrared light source (100)...
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7965486 |
Arc flash detection system
An arc flash detection system includes a sensor for determining and responding to the presence of an arc flash condition in electrical equipment by detecting a pressure rise, rate of pressure rise...
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7952365 |
Resonator, printed board, and method for measuring complex dielectric constant
A plurality of through-hole vias connected to conductor layers is disposed with gaps left between these vias around opening parts disposed in the conductor layers in a printed board in which these...
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7937227 |
Method, apparatus, program, and recording medium for evaluating ultraviolet radiation protection effect
A method and apparatus for evaluating an ultraviolet radiation protection effect in a measurement sample is used for evaluating SPF (Sun Protection Factor). First, a temporal change of the spectral...
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7935751 |
Weatherable polyolefin nanocomposites
A method is disclosed concerning discovering how the use of an additive in a polyolefin compound affects the weatherability of that compound. Applying that technique, a weatherable polyolefin...
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7929151 |
Intra-oral camera for diagnostic and cosmetic imaging
An apparatus for obtaining images of a tooth comprises at least one image sensor disposed along an optical axis to take polarized reflectance image and fluorescence image, at least one broadband...
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7911594 |
Method to derive physical properties of a sample after correcting the effects of interdetector band broadening
Chromatographic separations are often characterized by multiple detectors through which the sample flows serially. As the sample flows between detectors, it becomes progressively diluted due to...
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7897923 |
Sample preparation and methods for portable IR spectroscopy measurements of UV and thermal effect
A method of non-destructively determining the physical property of a material surface, the method including irradiating a surface with infrared energy over a spectrum of wavelengths; detecting said...
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7890158 |
Apparatus and method of biometric determination using specialized optical spectroscopy systems
Methods and apparatuses for performing biometric determinations using optical spectroscopy of tissue. The biometric determinations that are disclosed include determination or verifications of...
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7881566 |
Optical pulse generator for distributed temperature sensing operating at a characteristic wavelength in a range between 1050 nm and 1090 nm
An improved laser source for use in a distributed temperature sensing (DTS) system (and DTS systems employing the same) includes a laser device and drive circuitry that cooperate to emit an optical...
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7880878 |
Particle counting and DNA uptake system and method for detection, assessment and further analysis of threats due to nebulized biological agents
The Nebulized Airborne Biohazard Stage Alert (NABSA) is a method utilizing an optical particle counter in conjunction with a fluorometer as triggers to detect and assess potential biohazard threats...
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7869019 |
Device, method, and program for estimating light source
A light source estimating device includes a light receiving section for receiving visible light and invisible light radiated from a light source, and a light source estimating section for...
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7858957 |
Illumination optics for projection microlithography
Illumination optics that can be used, for example, for EUV projection microlithography are disclosed. Also disclosed are illumination systems provided with such illumination optics, projection...
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7852466 |
Apparatus and method for obtaining information related to terahertz waves
To provide an apparatus capable obtaining a temporal waveform of terahertz waves transmitted through or reflected by a sample in a set region. A delay unit is configured to change a timing at which...
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7830515 |
Method and apparatus for detection of bioaerosols
A method and apparatus for evaluating a bioaerosol sample is provided which includes detecting frequency and/or time resolution factors that allow discriminate between a plurality of signals...
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7825387 |
Method for quantitative determination of the suitability of crystals for optical components exposed to high energy densities, crystals graded in this way and uses thereof
A method is described for quantitative determination of suitability of an optical material, especially alkali halide and alkaline earth halide single crystals, for optical components exposed to...
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7812953 |
Mixture identification system
A mixture identification system for detecting foreign matter admixed in a tobacco material includes a conveyor for conveying the material, an irradiation device for irradiating infrared light...
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7812947 |
Apparatus and method for measuring and/or controlling paper pulp properties
A method includes illuminating a material using first light. The first light is associated with one or more ultraviolet wavelengths/wavelength bands, and the material includes pulp fibers. The...
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7804587 |
System for the recognition of an optical signal and materials for use in such a system
A system and method for distinguishing a first light source from other light sources utilizes an image receiver that can selectively engage and disengage a filter. The filter can be configured to...
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7794395 |
Apparatus for searching for and detecting defects in parts by endoscopy
Apparatus for searching for and detecting defects on parts that are substantially inaccessible, being located behind a wall, the apparatus comprising a first endoscope for illumination in visible...
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7787120 |
Spectrophotometer and liquid chromatography system
Detection sensitivity is improved by increasing the amount of light of beams that irradiate a sample cell without causing saturation of a detector with ultraviolet beams or visible beams. This...
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7787123 |
Two line gas spectroscopy calibration
A method of calibrating an absorption spectroscopy measurement wherein the calibration method includes projecting laser light through a sample of a first quantity of a gas of interest and a second...
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7781749 |
Beam irradiation apparatus with deep ultraviolet light emission device for lithographic pattern inspection system
An illumination beam irradiation apparatus for use in pattern inspection systems is disclosed, which is less in deterioration of optical components and in attenuation of illumination light. The...
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7777870 |
Method and system for the recognition of an optical signal
A system and method for distinguishing a first light source from other light sources utilizes an image receiver that can selectively engage and disengage a filter. The filter can be configured to...
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7760342 |
Multidimensional spectrometer
A multidimensional spectrometer for the infrared, visible, and ultraviolet regions of the electromagnetic spectrum, and a method for making multidimensional spectroscopic measurements in the...
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7760341 |
Systems and methods for in-situ reflectivity degradation monitoring of optical collectors used in extreme ultraviolet (EUV) lithography processes
Systems and methods for in-situ reflectivity degradation monitoring of optical collectors used in extreme ultraviolet (EUV) lithography processes are described. In one embodiment, a method...
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7745788 |
Optical trapping with a semiconductor
A method and apparatus are disclosed for forming an optical trap with light directed through or above a semiconductor material. A preferred embodiment selected light-trapping wavelengths that have...
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7746452 |
Portable meter to measure chlorophyll, nitrogen and water and methods
Methods for determining chlorophyll content comprise providing a sample, subjecting the sample to light at a first wavelength and detecting a first wavelength response, subjecting the sample to...
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7729566 |
Method for the monitoring and control of a process
A method of sensing a process utilizing a sensing apparatus consisting of more than one diode laser having select lasing frequencies, a multiplexer optically coupled to the outputs of the diode...
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7728960 |
Machine aided combination of an NIR material concentration measurement with a temperature profile measurement based on fiber Bragg gratings in optical fibers
The invention relates to a spectroscopic arrangement and a method for combining devices for measuring material concentrations NIR associated with a spectroscopic evaluation of glass fiber and...
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7715002 |
Method for classifying scientific materials such as silicate materials, polymer materials and/or nanomaterials
A method is provided for characterizing a scientific material, such as a silicate material, a polymer material and/or nanomaterial. The method can include the steps of irradiating a measuring light...
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7700360 |
Optical method and system to determine distribution of lipid particles in a sample
The system and method of the present invention relate to characterizing lipoproteins in a sample. The system includes a light source that delivers electromagnetic energy in a predetermined range of...
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7670846 |
Automatic differentiation of a sample solution and a control solution
The invention concerns a method for automatically differentiating between a sample liquid and a control liquid especially within the context of analytical measuring systems, wherein the presence of...
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