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24
SPECIFICATIONS
SPECIFICATIONS
Subject to change in design and/or specifications without advance notice.
MEASURING HEAD
Type Sutcliffe type
Magnification 20×
Eyepiece adjustment range 0 to ±5 dptr
Measuring range
Corneal radius of curvature 5.5 to 12mm
Minimum reading 0.01mm
Corneal refractive power 60 to 28 dptr
Minimum reading 0.125 dptr
Axis corneal astigmatism 0 to 180°
Scale reading system Internal reading radius of curvature and refractive power
scales; external reading protractor scale.
Lamp 6V-3W (8 each)
BASE
Longitudinal base travel 90mm
Lateral base travel 100mm
Fine cross-slide base adjustments 15mm
Vertical travel of measuring head 30mm
Vertical travel of chinrest 80mm
POWER UNIT
(Except for U.S.A. and Canada)
Primary AC 100/120/220/240V;
Adjustable with voltage selector
(For U.S.A. and Canada)
Primary AC 120V
(All areas)
Frequency
Secondary
Power consumption
50/60Hz
AC 6V and 7.5V; adjustable with switch
30VA
DIMENSIONS AND WEIGHT
Unit model 440mm × 350mm 16kg
Table model 550mm × 370mm 16kg
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