dust counter

dust counter

[′dəst ‚kau̇nt·ər]
(engineering)
A photoelectric apparatus which measures the size and number of dust particles per unit volume of air. Also known as Kern counter.
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Washington, Oct 12 (ANI): A student from University of Colorado at Boulder has designed a space dust counter that is flying aboard NASA's New Horizons mission to Pluto and now holds the record for the most distant working dust detector ever to travel through space.
Student's space-dust counter breaks distance record, heads for Pluto
The eight instruments include two imagers, two spectrometers, two plasma/charged particle instruments, a radio science package, and a dust counter to survey interplanetary space across the solar system.
New horizons: halfway to a historic encounter: an intrepid NASA spacecraft is speeding toward its June 2015 rendezvous with Pluto

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