Scientific Instruments & Appliances spectrometer is a type of spectroscope so calibrated as to make it suitable for the precise measurement of refractive indices.
Scientific Instruments & Appliances spring balance is used to measure the mass of a body. it is preferred only when quick but approximate determinations are to be carried out.
Scientific Instruments & Appliances stroboscope is an instrument used for viewing the objects moving rapidly with a periodic motion and to see them as if they were at rest.
Scientific Instruments & Appliances teleprinter is a communication medium for automatic sending, receiving and printing of telegraphic message from distant places.
Scientific Instruments & Appliances thermoscope is used for measuring the temperature change (approximately) of the substances by nothing the corresponding change in volume.
Scientific Instruments & Appliances transistor is a small device which may be used to amplify currents and perform other functions usually performed by a thermionic value.
Scientific Instruments & Appliances vernier is an adjustable scale with marking of 10 sub-divisions of one-tenth of an inch or any other suitable marking for measuring small sub-divisions of scale.
Scientific Instruments & Appliances viscometer is an instrument for measuring the viscosity, i.e. the property of resistance of a fluid to relative motion within itself.