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9025146 In-line arrangement for measuring polarization extinction ratio  
An in-line polarization extinction ratio (PER) monitor that generates a value of an optical signal's PER from a single measurement, without requiring the optical transmission signal path of the...
8976354 Polarization state measurement apparatus and polarization state measurement method  
An optical apparatus has a light detecting section which detects light and emits transmitted light where linearly polarized light, which is converted by a polarizing section, is transmitted...
8922773 System and method for error correction in a polarimeter  
A system and method for polarimetry are disclosed in which a polarimeter may include a light source for transmitting a light beam through a sample within a container; a wavelength selector...
8823934 Methods and systems for imaging and modeling skin using polarized lighting  
A method for imaging skin includes illuminating a subject with at least one light source of one or more light sources. The method includes acquiring a first image of the subject in a first...
8797533 Depolarizer and circular dichroism spectrometer using the same  
A depolarizer includes a pair of wedge-shaped plates made of an optically isotropic material, laid one on top of another such that the total thickness is constant and wedge-plate holding means for...
8665436 Device and method for determining a piece of polarisation information and polarimetric imaging device  
The invention relates to a method and to a device for determining a piece of polarisation information on a measurement point of a target sample, the device comprising: —a light source capable of...
8605282 Method and apparatus for high precision spectroscopy  
The invention provides spectroscopy apparatuses and methods allowing precise overlapping between circularly polarized pump beam and a counter propagating linearly polarized probe beams in a sample...
8589120 Methods, systems, and apparatus for determining optical properties of elements of lighting components having similar color points  
A method of determining lighting contributions of elements of a lighting component includes obtaining optical data representative of light output of the lighting component. Relative intensity data...
8525992 Method and apparatus of measuring relative phase of bio-cells  
A method of measuring a relative phase of a bio-cell using a digital image sensor, comprising the steps of firstly filtering a light emitted from a light source, using a first polarizer and a...
8515196 Systems and methods for processing infrared images  
Systems and methods disclosed herein, in accordance with one or more embodiments, provide for processing infrared images. In one embodiment, a system includes an infrared sensor adapted to capture...
8472017 Kit comprising a supporting device for use with a polarimeter  
A kit having a supporting device for maintaining a transparent article having a longitudinal axis A, a proximal end and a distal end. The supporting device including a proximal holder including a...
8456632 Vectorial polarimetry method and apparatus for analyzing the three-dimensional electromagnetic field resulting from an interaction between a focused illuminating field and a sample to be observed  
A method and apparatus for analysing the three-dimensional electromagnetic field resulting from an interaction between a focused illuminating beam and a sample to be observed, by characterising...
8447079 Linearly polarized light imaging method and device  
A device includes an incident arm, a detection arm, a sample stage, and an image processing computer. The incident arm includes a light source and a first polarizing element, and is disposed on...
8373859 Methods and systems for imaging skin using polarized lighting  
An imaging system for imaging skin includes a light source to illuminate a subject and a first polarizer to polarize light provided by the light source to illuminate the subject. The imaging...
8368889 Compact snapshot polarimetry camera  
An imaging polarimeter optics unit comprising: a first polarization-sensitive beam-splitter optic, a retarder, a second polarization-sensitive beam-splitter optic, and an analyzer, through which...
8368890 Polarization monitoring reticle design for high numerical aperture lithography systems  
This invention relates to the manufacture of semiconductor substrates such as wafers and to a method for monitoring the state of polarization incident on a photomask in projection printing using a...
8368887 Rotation detection kit  
A rotation detection kit, comprising: a beam source; a receiver comprising at least one beam intensity sensor; a polarizer device for location in the path of a beam emitted from the beam source...
8345240 Rotation detection kit  
A rotation detection kit, comprising a source for generating at least a first polarized beam emitted along a propagation axis, a receiver comprising at least a first beam intensity sensor and an...
8325340 Method and apparatus for determining polarization-altering element parameters from full mueller matrix measurements  
Method and apparatus for testing of LCD cells is disclosed. An LCD cell under test (14, 30) may be mounted to translatable table (40) between polarization state generator (10) and polarization...
8305578 Imaging polarimeter  
An imaging polarimeter and a method of utilizing the imaging polarimeter are provided. The method includes receiving a first light ray at a beam splitter and splitting the first light ray into...
8269169 Nanotube based polarimetric electromagnetic sensor and focal plane array  
A polarimetric sensor includes a substrate and a plurality of aligned nanotube film patches arranged on the substrate. Each of the plurality of aligned nanotube film patches is oriented on the...
8269968 Device for evaluating the state of wetting of a surface, evaluation method and associated indication device  
A device (2) for evaluating the state of wetting of a surface (8) includes an emitter (4) emitting a beam (F, F1, F2) which is incident in the direction of the surface (8) and a single element...
8243277 Surface plasmon apparatus  
A surface plasmon apparatus includes a light source, a sensor unit for Surface Plasmon Resonance (SPR) which includes a transparent sensor structure forming at least one wall of a cavity, the wall...
8238026 Polarization-sensitive infrared image sensor including a plurality of optical fibers  
A polarization-sensitive infrared image sensor (also termed a snapshot polarimeter) utilizing a 2-D array of polarizers to filter infrared light from a scene according to polarization, and a 2-D...
8189193 System and method of applying horizontally oriented arc-lamps in ellipsometer or the like systems  
Control of the angle-of-incidence of a beam of electromagnetic radiation provided by a horizontally oriented arc-lamp in ellipsometer, polarimeter, spectrophotometer, reflectometer, Mueller matrix...
8159671 Spatially precise optical treatment for measurement of targets through intervening birefringent layers  
A treatment pattern (such as a focused spot, an image, or an interferogram) projected on a treatment target may lose precision if the treatment beam must pass through a birefringent layer before...
8149411 Sensor unit for a surface plasmon resonance (SPR) unit  
The invention relates to a sensor unit for a Surface Plasmon Resonance (SPR) unit, comprising a transparent sensor structure forming at least one wall of a cavity, the wall being defined by a...
8107075 Optical characteristic measuring apparatus and optical characteristics measuring method  
An optical characteristic measuring apparatus includes an optical system 10 including first and second carrier retarders 24 and 32 having the retardations being known and differing from each...
8049889 Switchable imaging polarimeter and method  
A polarimeter and method of polarizing incoming light includes an optical assembly, a first adjustable circular retarder that rotates the polarization content of incoming light, a polarization...
8040510 Spatially precise optical treatment or measurement of targets through intervening birefringent layers  
A treatment pattern (such as a focused spot, an image, or an interferogram) projected on a treatment target may lose precision if the treatment beam must pass through a birefringent layer before...
8023724 Apparatus and method of information extraction from electromagnetic energy based upon multi-characteristic spatial geometry processing  
An apparatus for information extraction from electromagnetic energy via multi-characteristic spatial geometry processing to determine three-dimensional aspects of an object from which the...
7999949 Spectroscopic ellipsometers  
The present invention discloses an optical measurement and/or inspection device that, in one application, may be used for inspection of semiconductor devices. A method is disclosed for extracting...
7952711 Waveplate analyzer based on multiple tunable optical polarization rotators  
Systems, apparatus and methods for characterizing linear retarders using a waveplate analyzer constructed by polarization rotators. In one implementation of such an analyzer, both the retardation...
7889339 Complementary waveplate rotating compensator ellipsometer  
Ellipsometry using two waveplates of complementary retardation in a dual rotating compensator configuration is disclosed. Two waveplates of complementary retardation may be used to increase the...
7889340 Normal incidence ellipsometer with complementary waveplate rotating compensators  
In embodiments of the present invention a second, different waveplate is introduced into a single rotating compensator normal incidence ellipsometer. The second waveplate provides a quarter...
7839505 Optical rotating power measurement method and optical rotating power measurement apparatus  
An optical rotating power measurement method comprising: an optical rotating power data acquisition step of starting measurement of the optical rotating power of the sample in a measurement...
7823215 Molecular imaging and nanophotonics imaging and detection principles and systems, and contrast agents, media makers and biomarkers, and mechanisms for such contrast agents  
The present invention relates to near-field scanning optical microscopy (NSOM) and near-field/far-field scanning microscopy methods, systems and devices that permit the imaging of biological...
7821637 System for controlling intensity of a beam of electromagnetic radiation and method for investigating materials with low specular reflectance and/or are depolarizing  
Disclosed is a system for controlling focus, angle of incidence and intensity of an electromagnetic beam over a spectrum of wavelengths, and methodology for optimizing investigation of samples...
7808637 Method and apparatus for determining liquid crystal cell parameters from full mueller matrix measurements  
Method and apparatus for testing of LCD cells is disclosed. An LCD cell under test (14, 30) may be mounted to translatable table (40) between polarization state generator (10) and polarization...
7800755 High-speed polarimeter having a multi-wavelength source  
A polarimeter includes a multi-wavelength source for generating electromagnetic waves having at least two different wavelengths, means for separating electromagnetic waves, the electromagnetic...
7801581 Optical spectroscopy pathlength measurement system  
A physiological monitor utilizes rotation measurements to estimate mean photon pathlengths through tissue. These pathlength estimates, along with corresponding optical spectroscopy measurements...
7796257 Measuring apparatus, measuring method, and characteristic measurement unit  
A measuring apparatus includes a light intensity information acquisition section 40 that acquires light intensity information relating to a measurement light containing a given band component, the...
7751043 Apparatus and methods for concentration determination using polarized light  
Methods and apparatus for concentration determination using polarized light. The apparatus includes a first polarized light source having a first light source polarization axis and a second...
7719684 Method for enhancing polarimeter systems that use micro-polarizers  
This invention solves a problem of registration and improves signal-to-noise ratio (SNR) when using division-by-focal-plane array to produce multiple polarization images. This is achieved by...
7705985 Method and apparatus for testing fibres  
The present disclosure relates to a method for measuring the maturity or cell wall thickening of a sample of cellulosic fiber. The method at least includes exposing the sample of fiber to...
7705986 Sensor unit and image display apparatus  
A sensor unit for measuring a response characteristic of a polarization rotation liquid crystal cell, includes a measurement light source which emits measurement light, a first polarization plate...
7630075 Circular polarization illumination based analyzer system  
A particle discriminator using circularly polarized light projected through a channel having target particles. Light may be propagated through the channel, with some light scattered separated into...
7599062 Local non-perturbative remote sensing devices and method for conducting diagnostic measurements of magnetic and electric fields of optically active mediums  
Embodiments of the present invention are directed to pulsed polarimeters for conducting remote, non-perturbative diagnostic measurements of inducing fields of a medium demonstrating induced...
7541600 Lithographic and measurement techniques using the optical properties of biaxial crystals  
A method and apparatus for accurately retrieving the position of an optical feature. The method uses the optical properties of biaxial crystals to conically refract the optical feature and...
7486897 Polarization duobinary optical transmitter  
A polarization duobinary optical transmitter is disclosed. The transmitter includes a precoder for coding an electric signal and a light source for generating continuous light. The transmitter...

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