Tonometer Diaton use in the office of Optometrist:

Diaton tonometer in use in the office of the optometrist.

Optometric practice has a number of advantages of using Diaton tonometer - it's quick, painless, does not require drops or contact with cornea, does not require any special set up (patient can be sitting or supine) - handheld, non-contact, pen-like tonometer.

More details at http://www.TonometerDiaton.com