Technical Data Projection distance 1.1m\0.3m Projection magnification 30×(at 5m) Chart 30different pattern Speed of mask conversion One chart per 0.03s
Feature: This table is suitable for examination, diagnosing, surgical operation and ophthalmology under the microscope. It designs super-low position
KR-8900K Auto Ref/Keratometer Combine measurement to diopter and corneal curvature The precedent optical technique, consistent measurement and accurate