Ophthalmic Assistant

Category - Medical Equipment

How often should an applanation tonometer’s calibration be checked?
  1. Every week
  2. Every 2 months
  3. Every year
  4. Every 6 months
Explanation
Answer: B - Every 2 months

With regular use, an applanation tonometer’s calibration should be checked every 2 months. A calibration bar is used to discern how much the tonometer head moves at each stop of the measuring drum.
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