Ranges of measurement;Spherical lens:-25D~+25D; Cylindrical lens:-9.99D~+9.99D; Space of readings:0.01D, 0.06D, 0.12D, 0.25D
Minimum scale value Cylinder Axis Range0~180°Space of readings:1° Prism degree;Model A 0~5△ Space of readings:0.5△;Model B (with prism compensator) 0~20△ ;Space of readings:0~5△:0.5△;5~20△:1△
Prism basal angle;0~180°Space of readings:1°;180°~360°Space of readings:5° Measurand lens DiameterΦ16~Φ100mm Dimensions300mm(L)×205mm (W)×455mm(H) Weight8.9KG Lamp of illumination/Power12V, 20W, halogen lamp ; Power 110V or 220V, 50Hz other function:Measure cornea contact lens/Automatic printing
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