Ezer Handheld Autorefractor ERH-770
The ERH-770 redefines portable refraction by delivering precise measurements in a fully handheld device. Designed for environments where mobility is essential, it combines advanced wavefront technology with a fast, intuitive, and reliable user experience.
Perform exams in seconds—without the need for a traditional exam room—and bring refraction exactly where it’s needed.
Quick and Easy-to-use
The ERH-770 is built to eliminate the constraints of space and infrastructure. Whether in a clinic, in the field, or during home visits, it enables accurate refractive measurements quickly and effortlessly. The device delivers measurements in less than 2 seconds per eye, making it ideal for high-throughput environments.
Advanced Wavefront Precision
Powered by Shack-Hartmann Wavefront technology, the ERH-770 captures ocular refractive errors with exceptional accuracy, delivering reliable results even beyond traditional clinical environments. This advanced system enables high-precision measurements with outstanding stability and repeatability, ensuring fast, consistent performance in every exam.
Designed for Any Environment
The ERH-770 is built to perform seamlessly across a wide range of clinical and real-world settings, making it an incredibly versatile solution for modern eye care. Whether used in ophthalmology clinics, optical retail environments, vision screening programs, or mobile eye clinics, it delivers fast and reliable results wherever it’s needed. Its portability also makes it ideal for home visits and post-operative follow-up, ensuring continuous, high-quality care beyond the traditional exam room.
| Principle | Shack-Hartmann aberrometer |
| Spherical Range | -20D, +20 D |
| Cylinder Range | -12D, +12 D |
| Axis Range | 1° ~ 180° |
| Touch Screen | 2.80 inch |
| Data Output | Bluetooth printer |
| Principle | Shack-Hartmann aberrometer |
| Spherical Range | -20D, +20 D |
| Cylinder Range | -12D, +12 D |
| Axis Range | 1° ~ 180° |
| Touch Screen | 2.80 inch |
| Data Output | Bluetooth printer |
