Scientific Instruments

Actinometer	A device that measures the intensity of radiation.
Altimeter	A special type of aneroid barometer used in measuring altitudes.
Ammeter	An instrument to measure the strength of an electric current.
Anemometer	An instrument to measure the velocity and find the direction of the wind
Aspirator	An apparatus for removing liquids from a body cavity
Atmometer(Evaporometer)	A device that measures the rate of evaporation
Audiometer	An instrument to measure difference in hearing
Barometer	An instrument used for measuring atmospheric pressure
Bathometer	A device that measures the depth of water in sea.
Beckmann thermometer	A device that measures the slight change in temperature
Binoculars	An optical instrument for magnified view of distant objects by both eyes simultaneously.
Callipers	A device that measures the diameters of wire,tube or rod.
Calorimeter	An instrument for measuring quantities of heat.
Cathemoter	A device that measures the distance between fluid levels in vertical tubes.
CAT Scanner	An instrument that creates a 3-D image if body tissues by X-ray pictures
Chronometer	A clock that keeps very accurate time as the one that is used to determine longitude at sea.
Clinical thermometer	A thermometer for measuring the temperature of human body.
Clinometer	A device that measures the angle of an incline.
Colorimeter	An instrument for comparing intensities of color.
Commutator	An instrument to change or reverse the direction of an electric current. In dynamo used to convert alternating current into direct current
Crookes radiometer	A device that measures the intensity of radiated light
Cryometer	A device that measures the very low temperature.
Cyclometer	A device that measures the distance travelled by a wheel.
Defibrillator	An apparatus for restoring heart rhythm by electric shock.
Densitometer	A device that measures the optical density/density of transpency.
Densimeter	A device that measures the density.
Esraseur	An instrument for removing tumors by tightening a wire loop.
Electrometer	A device that measures the potential difference and charge.
Electroscope	An instrument for detecting the presence of electric charge.
Endoscope	An instrument for examining hollow organs such as the bowel.