Tonometer is used to measure Intra Ocular pressure (IOP) in millimetres of mercury(mmHg). It makes the ideal instrument for patients with mobility difficulties, who are not comfortable to sit at slit lamp table. Tonometery is an important test in the evaluation of patients with Glaucoma.

Intermittent light is one of the most popular problem in all hand held Tonometer like perkins MK2, or Kowa Tonometer. One of the problems which make intermittent light in Tonometer is bad or loose connection in battery handle. If this problem wasn’t solved by by replacing the Tonometer battery handle you should send your tonometer for complete repair and overhaul by our experienced service team.

perkins tonometer Kowa Tonometer Reichert Tonopen

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