Scientific Instruments -1

Galvanometer	An instrument for measuring electric current
Gaussmeter	A device that measures the magnetic flux.
Geiger Counter	A device that measures the radiation.
Goniometer	A device that measures the gravtional field.
Hydrometer	An instrument for measuring sound under water.
Hydrophone	An instrument for measuring the relative density of liquids.
Hygrometer	An instrument for measuring the relative humidity of atmosphere.
Hygroscope	An instrument to show the changes in atmospheric humidity.
Hypsometer	A device that measures the wavelength of light.
Inferometer	A device that measures the wavelength of light.
Lactometer	A device that measures the relative density of milk.
Machmeter	A device that measures the speeds at and beyond the speed of sound.
Magnetometer	An instrument used to compare the magnetic moments and fields.
Manometer	An instrument to measure the pressure of gases.
Mariner's Compass	An apparatus for finding direction.
Micrometer	An instrument used for measuring small distances or angles.
Microscope	An instrument for magnified view of very small objects.
Optometer	An instrument that detects the refraction of eye.
Otoscope	An instrument for examining the eardrum.
Periscope	An apparatus for viewing objects lying above the eye level of the observer whose vision is obstructed
Photometer	An instrument for comparing the luminous intensity of the sources of light.
Piezometer	An instrument for measuring high pressure.
Planimeter	An instrument for measuring the surface area of plane figure.
Plantimeter	A mechnical integrating instrument to measure area of a plane surface.
Pluviometer	An instrument for measuring rainfall.
Pyknometer	An instrument used to measure the density and coefficient of expansion of liquid.
Pyrheliometer	An instrument for measuring solar radiation.
Pyrometers	Thermometers to measure high temperature.
Quadrant	An instrument for measuring altitudes, angles in navigation and astronomy
Quartz Clock	A highly accurate clock used in astronomical observations and other precision work.
Radio Micrometer	An instrument for measuring heat radiations.
Rain gauge	An instrument for measuring rainfall.
Refractometer	An instrument used to measure the refractive index of a substance.
Resistance Thermometer	Used for finding the electrical resistance of conductors.