Tono-Pen AVIA Vet® requires no routine calibration and is always ready to use. Its award-winning ergonomic design and longer-life battery good for thousands of measurements, coupled with its ability to measure over 40 breeds of cats and dogs makes Tono-Pen AVIA Vet the most trusted choice in handheld tonometers among veterinary care professionals.
The one you trust in tonometry. Designed and assembled in the USA.
Tono-Pen AVIA Vet uses sanitised Ocu-Film® + Tip Covers to minimize the risk of cross-contamination.