95
DEVICE SETTINGS AND MAINTENANCE: AR/KM Measurement Accuracy Check
●
Values marked on the labels of the spherical model eye
VD value
Diopter (Unit: D)
Corneal curvature radius (Unit: mm)
• When the vertex distance is set to a value other than “12.00mm”, set the “2. VERTEX D.” parameter
to “12.00mm” before conducting AR measurement.
• Keep fingers off the lens surface of the spherical model eye. For severe stains, wipe the area with
gauze dampened with alcohol.
Summary of Contents for ARK-1S
Page 1: ...AUTO REF KERATOMETER AUTO REF KERATOMETER ARK 1s ARK 1s OPERATOR S MANUAL OPERATOR S MANUAL ...
Page 6: ...IV ...
Page 76: ...70 OPERATING PROCEDURE Operation when Peripheral Devices are Connected ...
Page 112: ...106 SPECIFICATIONS AND TECHNICAL INFORMATION EMC Electromagnetic Compatibility ...