near-field scanning optical microscope


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near-field scanning optical microscope

[′nir ¦fēld ′skan·iŋ ′äp·tə·kəl ′mī·krə‚skōp]
(optics)
An optical microscope in which the intensity of light focused through a pipette with an aperture at its tip is recorded as the tip is moved across the specimen in a raster pattern at a distance of much less than a wavelength.
References in periodicals archive ?
A near-field scanning optical microscope (NSOM), for example, is equipped with a probe attached to a fine mechanical tip that can scan a nanoscale object and create an image based on the electromagnetic field it generates.
The near-field scanning optical microscope scans a tiny probe across the surface of a specimen at distances over which near-field effects come into play.
The NTegra Spectra incorporates five different kinds of microscopic analysis for samples on the SPM stage: optical, Raman fluorescence, confocal, near-field scanning optical microscope and atomic force microscope (AFM) (see IBO 3/15/06).
The plasmonic-optical devices were designed and fabricated by Leti, which collaborated with France's Universite de Technologie de Troyes (UTT) for additional near-field scanning optical microscope testing and characterization.
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