Refraction You Can Count on - In a Snap
No Charts. No Guesswork. Goes Where You Go.
Instant Precision at the Point of Care
In just a few seconds, Remidio’s Instaref provides accurate measurement using Shack-Hartmann wavefront technology—wherever your patient is.
Effortless Consistency with Minimal Training
Guided alignment ensures consistently reliable results—even by non-specialists.
Clinic ready. Field tested.
From busy clinics to rural outreach, InstaRef delivers quick, reliable results. Compact, rechargeable, and always ready to go.
Refraction that Fits Your Workflow
Results are instantly available for review on the device, can be instantly printed, and securely transmitted to your clinical record management system.



Information Security You Can Trust
Remidio's devices are HIPAA compliant and adhere to the highest international standard for protecting patient privacy and confidentiality.
Leap Ahead of Age-old Limitations
Remidio’s Instraref brings refraction to the digital age, with speed, consistency, and ease of use that extend from the clinic to the field.
Compact, Connected, and Clinically Reliable in Every Situation
Remidio’s handheld autorefractor provides the accuracy of a clinical autorefractor in a compact, mobile design, making it ideal for both in-clinic use and remote care settings like schools, community outreach, and home visits.
Primary Care Providers
Sight-saving screening that elevates care, not your workload
Home Care Providers
Bringing clinic-grade retinal screening to every wellness visit
Rural & Mission Providers
Everything you need for vision screening on-the-go
Emergency Departments
Expediting eye triage with bedside assessment done in seconds
Eye Care Specialists
Fast and accurate imaging, at the office and beyond
Specifications
Shack-Hartmann Wavefront
-10.0 D to +10.0D
-5.0 D to +5.0D
1-180°
1 lb (450g)
2.16" x 5.51" x 8.27" (55 x 140 x 210 mm)
USB, Bluetooth
