Device and method for optically detecting particles in a free li

Device and method for performing an optical hall test

Device and method for studying particles in a fluid

Device and method of simultaneously measuring the light...

Device and process for interferometric sizing of particles using

Device and process for measuring solid concentrations in liquids

Device for blocking of divergent radiation, as in spectroscopy a

Device for detection of center of rotation of rotating object

Device for detection of extraneous substances through a wall and

Device for determining the displacement of a tooth between two d

Device for interferential spectrometry with selective modulation

Device for measurement of optical wavelengths

Device for measurement of the spectral width of nearly monochrom

Device for measuring by holography the deviations of light rays

Device for measuring light emitted by microscopically small...

Device for measuring optical frequency modulation characteristic

Device for measuring small distances

Device for measuring the concentration of airborne fibers

Device for measuring the light scattering of biological cells in

Device for measuring the optical range of optical and electronic