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Feature: It is an innovative wavefront refractometer that precisely measures refractive errors of patients from 6 months old through adults within just seconds. The device is designed and engineered to be handy and user-friendly with...

Feature: Comprehensive real-time monitoring , heiji-krakau physiological blind spot monitoring, gaze tracking/head position tracking, automatic measurement of pupil diameter, reduce the impact of pupil effect on visual field detection. Personalized design, accurate clinical analysis, accurate...

Feature: Top-grade quality View Tester; Elegant design of butterfly-shape appearance; High grade plated-film used in all optic lenses; Two colors for option.   Technical Data Sphere powers range ±16.75Dto-19.00D,with minimum reading 0.25D or 0.12D (when+0.12D...