A device for counting anything.
An apparatus for counting bacterial colonies in a culture plate.
An automated device that counts cells (e.g., bacterial cells or blood cells of eukaryotic organisms) or subcellular particles. It works by detecting a change in the electrical conductance of a fluid as it drawn through a small aperture. Coulter is a registered trademark of Beckman Coulter, Inc.
A blood cell counter that uses cell membrane electrical impedance to determine the volume of cells in a solution.
An electronic device for counting and differentiating cells, platelets, and small particles according to their volume.
A device for detecting and counting radiation. Flashes of light are produced when radiation is detected.
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