A small, portable handheld tonometer shaped like a large marker and used to measure intraocular pressure. It produces a digital readout when the eye specialist touches the eye with it. It is considered less accurate than Goldmann tonometer.
A small, portable handheld tonometer shaped like a large marker and used to measure intraocular pressure. It produces a digital readout when the eye specialist touches the eye with it. It is considered less accurate than Goldmann tonometer.