Canon TX-20


The Canon TX-20 Full Auto Tonometer easily measures Intraocular Pressure (IOP) allowing doctors to perform simple eye exams efficiently, while enhancing patient comfort with a soft air puff. The advanced intelligent 3D fully automated operation makes operating the instrument extremely simple; just press the button. The TX-20 will align and measure extremely fast, even the print-out and paper cut off are done automatically, reducing examination time. This test is important in evaluating ocular conditions that affect the pressure inside of an eye, such as Glaucoma. Canon’s Full Automatic line up of Measurement Equipment includes more than just a Tonometer.


  • Fully Automatic Non Contact Tonometer
  • Advanced intelligent 3D alignment system
  • Reliable results
  • Enhanced patient comfort
  • Compact and sleek instrument
  • Excellent ergonomics
  • Multifunctional joystick
  • Fast built-in printer
  • Extended connectivity
  • Upper and low IOP warnings

Detailed Features

Take a more detailed look into Canon TX-20

Fully Automatic Non Contact Tonometer

With a simple push of the button, an examination is conducted fully automatically on both eyes - from alignment to printing.

Advanced intelligent 3D alignment

Just align roughly align on the pupil and the automatic operation system takes over and completes a complete examination

Reliable results

The TX-20 has a sophisticated measurement system and performs measurements extremely fast - less influence by patient movements.

Enhanced patient comfort

The instrument’s soft air puff and short examination time contribute to enhanced patient comfort

Compact and sleek instrument

Fits easily on any instrument table and allows for maximum patient interaction

Excellent ergonomics

The tilting 5.7” colour LCD screen makes it possible to operate the TX-20/P while standing or sitting

Multifunctional joystick

Powered for extremely comfortable operation, All main functions are centralized in the joystick, allowing for the instrument to be operated by one hand.

Fast built-in printer

Printer with easy drop-in paper loading and auto cutter. Comprehensive print-out with all relevant data

Extended connectivity

Input patient info by keyboard/barcode reader. LAN and RS-232C interfaces for easy connection to networks.

Upper and low IOP warnings

To assist during screening; threshold values can be changed to your requirements