Invention Patent, ZL 201310207478.7, ZL 201610094759.X; Utility Model Patent ZL 201320714971.3 , ZL 201520197505.1.
Quick and Easy-to-use
Eyehealth Record Management from Mobile
The iRef® provides a quick and convenient solution for primary eye care. Designed for first evaluation of refractive error, it can be used in any place: communities, schools, optical stores, and any other places where it is necessary to make a vision screening.
Children, adolescents and adults
Spherical equivalent range
-12D to +6D
Spherical degree of tolerance
LED back-lighting is uniformity, constant, not reflective and not dazzling
Three AAA batteries
185mm(L) x 47mm(W) x 55mm(H)
Class 1 Medical Device (Non-invasive, Non-contact with blood)