Tono-Pen AVIA® Handheld Tonometer is always ready-to-use and calibration-free. An award-winning ergonomic design, long life battery good for thousands of measurements, statistical confidence indicator, and now Quick-Tap® Measurement Mode, make it the most advanced Tono-Pen® yet. Supported by hundreds of publications, Tono-Pen provides fast, accurate, and reliable IOP measurements that are less sensitive to corneal centration, can be taken in any position, and require minimal training.

Features

• No Calibration Required
• Gravity Independent
• Simple One Button Operation
• Less Sensitive to Corneal Centration
• Large Dual Sided Screens
• Long-life Battery