Dual CCD cameras provide fast, accurate, reliable and repeatable measurements. The TOMEY TR-4000 offers superb quality at an excellent price.
The TOMEY TR-4000 Auto Refractor provides highly accurate measurement of patients refractive power. This measurement is obtained simply by pushing a button. Patient alignment is simple and effortless with the joystick controller. The TR-4000 automatically calculates interpupillary distance (PD) based on the patients alignment.
With dual CCD cameras for accurate, reliable and repeatable measurements, (0.3 seconds) measurement time and a unique multi-averaging system for accurate refraction readings.