Available from Reichert Technologies-Analytical Instruments
An easy-to-use portable, handheld instrument providing fast & accurate intraocular pressure readings w/accuracy comparable to the Goldmann tonometer. Harvesting data at a rate of 500 samples per second, the Tono-Pen gently contacts the cornea & displays the average of four independent readings, along w/a statistical coefficient.
Type - contact applanation
Measurement Range - 5 to 80 mmHg
Alignment - manual
Portability/Weight - 2.25 oz.