Matches 1 - 14 out of 14
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7385695 Polarimetry  
The present invention relates to an assembly and method for measuring the optical activity of a stimulus of interest. The assembly comprises a source of incident electromagnetic radiation ( 1 ), a...
7245379 Device and method for investigating analytes in liquid suspension or solution  
An optical detection device is provided for analysing analytes in a liquid suspension or solution that can detect and process a large number of wavelengths of incident and fluorescent light...
7184135 Refractometer with blazed bragg gratings  
A refractometer with blazed Bragg gratings. In order to measure the refractive index of a medium, for example a liquid or a gas, the refractometer includes a waveguide having a blazed Bragg...
6911803 Systems and methods for evaluating a charge state of a battery based on optical properties of the battery electrolyte material  
System and methods for evaluating a charge state of a battery are provided. A light source is configured for emitting light through an electrolyte contained within the battery. An optical element...
EP1238264B1 REFRACTOMETER WITH BLAZED BRAGG GRATINGS  
Abstract not available for EP1238264 Abstract of corresponding document: FR2814810 Bragg refractometer with blazed grating lines is used to measure the refractive index of a gaseous or liquid...
6809828 Universal detector for biological and chemical separations or assays using plastic microfluidic devices  
An on-chip interferometric backscatter detector (OCIBD) makes use of plastic substrates in which a rectangular sample channel is formed. While any plastic material can be used to form the channel...
EP1210581A1 INTERFEROMETRIC DETECTION SYSTEM AND METHOD  
Abstract not available for EP1210581
6381025 Interferometric detection system and method  
An optical detection scheme for on-chip, high sensitivity refractive index detection is based on micro-interferometry, and allows for picoliter detection volumes and universal analyte sensitivity....
EP1182445A2 Integrated optic interferometric sensor  
An apparatus for sensing a property of the environment to which the apparatus is exposed, comprising: a) means for generating a beam of coherent radiation; b) a planar construct; c) means for...
6130439 Instrument for measuring the refractive index of a fluid  
The invention concerns in particular, an instrument for measuring the refractive index of a fluid, particularly seawater. Its object is more specifically an instrument for measuring the refractive...
5541730 Interferometric measuring apparatus for making absolute measurements of distance or refractive index  
An absolute interferometer has part of the beam paths making up its measuring and reference arms formed in a waveguide, and part formed in air. The part formed in the waveguide are common mode so...
5483344 Process and apparatus for performing differential refractive index measurements using interference of modulated light beams passing through reference and test samples  
The invention relates to the measurement of the difference between refractive indexes of two media, traversed by a light beam the beams produce an interference figure consisting of fringes having a...
5323229 Measurement system using optical coherence shifting interferometry  
A coherence shifting interferometry system determines the thickness or refractive index of an optically transmissive medium. The system utilizes an optical energy source for generating a source...
5262842 Optical sensor having a wave guide substrate with interferometer integrated therein  
A sensor for detecting substances including hydrocarbons includes an integrated optical interferometer in the form of a Mach-Zehnder interferometer having a measuring arm and a comparison arm in a...
Matches 1 - 14 out of 14