An instrument which measures the pressure inside an organ, especially the eye.
Instrument used to measure tension or pressure, especially intraocular pressure in testing for glaucoma.
An instrument for measuring pressure in a part of the body, e.g. the eye.
An instrument for measuring tension or pressure, especially intraocular pressure.
A device used to gauge pressure, particularly the internal pressure of the eyeball, as a diagnostic tool for glaucoma.