Matches 1 - 50 out of 129 1 2 3 >


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US20100328652 REFRACTOMETER  
A refractometer has a housing (1), a measurement cell (8) arranged in the housing (1), and a lid unit (2). The lid unit has a base plate (3) with a cutout (7) allowing access to the measurement...
US20150015872 PARTICLE SUSPENSIONS USED AS LOW-CONTRAST STANDARDS FOR INSPECTION OF LIQUIDS  
In certain embodiments, a method for validating the human visual inspection process or an optical analysis instrument for use with biological particles may include inspecting a standard particle...
US20110246091 UNIVERSAL REFRACTOMETER APPARATUS AND METHOD  
A portable liquid design system includes a portable information handling system (IHS) that employs a liquid design application capable of operating in different modes to design different liquids...
US20140327909 METHOD FOR EXCITING A SUB-WAVELENGTH INCLUSION STRUCTURE  
The invention concerns a method for exciting a sub-wavelength inclusion structure, comprising: providing a first medium having a first refractive index ni and a second medium having a second...
US20070052949 Refractometer  
A refractometer is disclosed having a light source and an optical window to be positioned in a process liquid. A beam of rays is directed from the light source to an interface (RP) between the...
US20100321692 Refractive Index Matching in Capillary Illumination  
System and method for fluorescent light excitation and detection from samples to enhance the numerical aperture and/or reduce the cross-talk of the fluorescent light.
US20110292379 REFRACTIVE INDEX DISTRIBUTION MEASURING METHOD AND REFRACTIVE INDEX DISTRIBUTION MEASURING APPARATUS  
A method includes the steps of measuring a first transmitted wavefront in a first medium having a first refractive index and a second transmitted wavefront in a second medium having a second...
US20120194803 Optical Sensing System And A Method Of Determining A Change In An Effective Refractive Index Of A Resonator Of An Optical Sensing System  
According to embodiments of the present invention, an optical sensing system is provided. The optical sensing system includes a resonator arrangement including a first resonator, wherein an...
US20110102777 DIFFRACTION GRATING COUPLER, SYSTEM AND METHOD  
A diffraction grating coupler which includes an optical waveguide having a first surface and a second surface opposing the first surface, the optical waveguide having a grating on one of its...
US20130155395 Temperature Modulated Refractive Index Measurement  
The present invention is directed to temperature modulated refractive index measurement. In accordance with the invention a method for determination of the complex temperature coefficient of the...
US20090122300 OPTICAL REFRACTOMETER FOR MEASURING SEAWATER SALINITY AND CORRESPONDING SALINITY SENSOR  
An optical refractometer is provided for measuring the refractive index of a liquid. Such a refractometer includes a first optical block having a transparent material whereto is secured a light...
US20130169952 Method for Spore Detection  
A method of detecting the presence of bacterial spores in a sample comprises non-destructively to the spores carrying out the steps of assessing the absorption, reflectance, and/or index of...
US20150029496 METHOD OF DEPOSITION MONITORING  
The invention provides methods and compositions for measuring the formation of scale within a process system. The method involves measuring changes in the cell fouling as reflected on the...
US20080030693 IMMERSION PHOTOLITHOGRAPHY MONITORING  
A method and apparatus are provided for monitoring an immersion photolithography process, the method including supplying an immersion fluid having an initial refractive index, performing...
US20090192049 Proteolipid Membrane and Lipid Membrane Biosensor  
The invention provides compositions and methods for detection of interaction of molecules.
US20120241989 REFRACTIVE INDEX DISTRIBUTION MEASURING METHOD AND REFRACTIVE INDEX DISTRIBUTION MEASURING APPARATUS  
A method includes measuring a transmitted wavefront of a test object by introducing reference light into the test object arranged in a medium having a refractive index different from a refractive...
US20080278713 Method for identifying refractive-index fluctuations of a target  
Systems and methods for identifying refractive-index fluctuations of a target are described in this application. One embodiment includes identifying one or more properties of emergent light, the...
US20150260605 REFRACTIVE-INDEX DISTRIBUTION MEASURING METHOD, REFRACTIVE-INDEX DISTRIBUTION MEASURING APPARATUS, METHOD OF MANUFACTURING OPTICAL ELEMENT, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM  
A refractive-index distribution measuring method includes the steps of measuring a transmitted wavefront of an object, determining a first refractive index distribution of the object based on a...
US20100214558 Inspection instrument  
An inspection instrument includes main unit, Brix testing unit, weight measurement unit, display unit, control unit, and label printer; both of Brix and weight of an object pending test are tested...
US20090197093 PRINTING INK COMPOSITION OF SOLVENT RECOVERY/REUSE TYPE, DILUENT SOLVENT, AND METHOD OF REUSING RECOVERED SOLVENT  
A method of recovering and recycling solvents, comprising, during printing or coating of solvent-recoverable and recyclable printing ink composition comprising solvents, a step of recovering the...
US20120176604 Combining Normal-Incidence Reflectance and Transmittance with Non-Normal-Incidence Reflectance for Model-Free Characterization of Single-Layer Films  
Optical systems and methods are described that provide greater solving power for thin-film measurements in general, and provide a unique model-free solution for single-layer films in particular.
US20140009754 METHOD FOR FABRICATION OF LOCALIZED PLASMON TRANSDUCERS  
A method is presented for use in fabrication of metal islands on an oxide substrate. The method comprises: depositing a selected metal on the oxide substrate by evaporation of said selected metal;...
US20080186488 Distinguishing objects  
While objects travel through an optical cavity, the cavity provides output light that is affected by the objects, causing the output light to have a varying intensity function. The output light is...
US20070002313 Process and apparatus for the identification of the tin side and the firing side in float glass  
The invention relates to a process and an apparatus for the identification of the tin and firing sides of float glass, in particular during an automated production process, whereby a property of...
US20140268115 METHOD FOR MEASURING REFRACTIVE INDEX, AND REFRACTOMETER  
An exemplary method for measuring a refractive index of a substance being measured through an optical window, includes arranging the optical window in contact with the substance being measured,...
US20130016341 IMMERSION REFRACTOMETER  
An immersion refractometer includes a microchamber having an inlet and an outlet for allowing a sample containing microorganism particles to flow therethrough, wherein the microchamber comprises...
US20080129985 Slanted Bragg Grating Refractometer, Using the Optical Power Diffracted to the Radiation-Mode Continuum  
This refractometer includes at least one optical waveguide (2) comprising at least one slanted Bragg grating (4), formed in a part of the waveguide, which is placed in contact with the medium (7)...
US20120092664 OPAQUE ADDITIVE TO BLOCK STRAY LIGHT IN TEFLON® AF LIGHT-GUIDING FLOWCELLS  
The present invention is directed to the use of a light absorbing wall material to eliminate stray light paths in light-guiding structures, such as those used for HPLC absorbance detection. More...
US20140266266 FLOW CELL  
The invention relates to a flow cell for absorption detection, in which a tube through which flow is to pass is held at its opposite ends in a supporting flange in each case and is suspended in a...
US20120200840 Continuous Index of Refraction Compensation Method for Measurements in a Medium  
Described herein are devices and methods for making extremely accurate measurements in a medium by continuously measuring the index of refraction of the medium such as water or biological tissue....
US20070242263 EXTRACTING ORDINARY AND EXTRAORDINARY OPTICAL CHARACTERISTICS FOR CRITICAL DIMENSION MEASUREMENT OF ANISOTROPIC MATERIALS  
Methods and apparatus for measuring a critical dimension of an optically-anisotropic feature, including extracting a number of values each descriptive of the optically-anisotropic feature,...
US20110166045 WAFER SCALE PLASMONICS-ACTIVE METALLIC NANOSTRUCTURES AND METHODS OF FABRICATING SAME  
Plasmonics-active nanostructure substrates—developed on a wafer scale in a reliable and reproducible manner such that these plasmonics-active nanostructures have nano-scale gaps (that include but...
US20120081699 Downhole Gas Breakout Sensor  
A downhole fluid analysis tool has a housing and a flow passage for downhole fluid. A device disposed in the tool housing relative to the flow passage has a one or more sources, one or more...
US20090097016 CULTURE VESSEL AND CELLULAR THICKNESS MEASUREMENT METHOD  
To enable precise measurement of a cellular thickness distribution regardless of changes in the refractive index of a culture solution with the progress of culture. There is provides a culture...
US20090153843 REFRACTIVE-INDEX SENSOR  
An exemplary refractive-index sensor includes a photonic crystal microcavity structure, a light source, and a detector. The photonic crystal microcavity structure includes a photonic crystal layer...
US20090303466 APPARATUS FOR DETECTING PROPRETIES OF FUEL FOR WORKING MACHINE  
An apparatus for detecting a property of fuel detects the property of fuel at the time of fuel supply. A measuring chamber member is provided to a fuel tank. The greater portion of fuel supplied...
US20120139136 REFRACTIVE INDEX DISTRIBUTION MEASURING METHOD, REFRACTIVE INDEX DISTRIBUTION MEASURING APPARATUS AND METHOD OF PRODUCING OPTICAL ELEMENT  
The method measures first transmitted wavefronts and second transmitted wavefronts by respectively causing reference light to enter an object placed in plural placement states in a first medium...
US20090251688 DEVICE FOR MEASURING THE DIFFUSION AND/OR ABSORPTION AND/OR REFRACTION OF A SAMPLE  
Device for measuring at least one of diffusion, absorption and refraction of a sample, having a radiation source, at least one receiving element, an optical imaging element and a protection...
US20100296080 OPTICAL FIBER SENSOR  
An objective of the present invention is to provide an optical fiber sensor which has a simple configuration to enable sensitively measuring a refractive index of a measurement medium in a wide...
US20140106468 PHOTONIC CRYSTAL SENSOR  
Optical sensor for detecting an analyte (4), the sensor comprising a photonic crystal, the photonic crystal comprising an analyte—sensitive polymeric material (1) which material is deformable by...
US20120069350 MEASURING METHOD OF REFRACTIVE INDEX AND MEASURING APPARATUS OF REFRACTIVE INDEX  
A measuring method includes measuring a sum of an optical path length of a test object and a first medium in a first container, introducing light into an area that includes the first medium but...
US20080123088 Microchemical system and method for calculating TLM output thereof  
There are provided a microchemical system capable of acquiring a highly accurate TLM output value and a method for calculating TLM output thereof. A microchemical system 1 comprises: a...
US20140354979 Optical Refractive Index Measuring System Based on Speckle Correlation  
An optical detection system for measuring a refractive index of a liquid analyte comprising a light transmitting assembly fiber, which includes a single-mode fiber, an optical fiber sensing module...
US20140009765 METHOD OF MEASURING REFRACTIVE INDEX DISTRIBUTION, METHOD OF MANUFACTURING OPTICAL ELEMENT, AND MEASUREMENT APPARATUS OF REFRACTIVE INDEX DISTRIBUTION  
A method of measuring a refractive index distribution includes steps of setting a plurality of different arrangements by a translation movement in a state where an object is arranged in first and...
US20130050686 GAP DISTRIBUTED BRAGG REFLECTORS  
A device includes one or more reflector components. Each reflector component comprises layer pairs of epitaxially grown reflective layers and layers of a non-epitaxial material, such as air. Vias...
US20080316485 Resonant Waveguide-Grating Devices and Methods for Using Same  
Waveguide gratings, biosensors, and methods of using a waveguide grating, including as a biosensor.
US20090116001 Equipment and Method for Monitoring an Immersion Lithography Device  
The invention concerns an equipment for monitoring an immersion lithography device provided with a main light source and a projection optics for printing images on a wafer. The propagating medium...
US20120242981 Critical-Angle Refractometery  
A critical-angle refractometer which utilizes an in image of light reflected from an optical interface with a vessel containing a sample under test to determine an optical property of the sample,...
US20100014073 OPTICAL ELEMENT, REFRACTIVE INDEX SENSOR, REFRACTIVE INDEX SENSOR ARRAY, AND BIOSENSOR  
An optical element for resonating and reflecting incident light having a wavelength includes a periodic structure formed of protrusions and recessions. A period of the periodic structure is equal...
US20110081562 OPTICAL LEAK DETECTION SENSOR  
A leak detection sensor for detecting a leakage of an electrolyte solution in a flow battery system is provided. The sensor includes a sensor housing, the sensor housing being at least partially...

Matches 1 - 50 out of 129 1 2 3 >