An extremely accurate device for the measurement of intraocular pressure between 0 to 78mmHg.
As the area of applanation is only 3.042mm the scleral rigidity does not influence readings. Goldmann Model T Tonometer This attaches to the footplate of the slit lamp and is removed from the slit lamp when not in use. Fits the Haag-Streit 900BM and 900BQ slit lamps. Goldmann Model R Tonometer This tonometer is permanently attached to the slit lamp by means of a special mounting spigot.
