Tonopen Avia with Starter Kit used Highest magnification of any Gonio

Highest magnification of any Gonio lens

comes in a box of 100

5" (13mm) spool opening

Manufacturer Part Number: VDGTL1

IR and UV barrier

Tonopen Avia with Starter Kit used Highest magnification of any GonioMeasure Quickly & Confidently. Tono Pen AVIA Tonometer with Quick Tap Measurement Mode builds on all the features that made the classic Tono Pen XL Tonometer the most widely used handheld tonometer. Tono Pen AVIA requires no calibration and is always ready to use, has an award winning ergonomic design, longer battery life, and an enhanced IOP averaging technique with two measurement modes. This makes it the most advanced Tono Pen yet! Now Available