Range of measurement
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Sphere
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0~+25m
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Cylinder
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10~+9.99m
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Axis
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0°~180°1°step)
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Addition
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0~+9.99m
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Prism
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0~15cm/m
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Measurement mode
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Cylinder
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+.+/-.-
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Prism
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X-YP-B
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Prism degree
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0.01cm/m /0.12cm/m /0.25cm/m
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Diopter
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0.01m/0.12m'/0.25m'(D)
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Contact lens
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Soft/hard lens
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Specification
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Diameter of lens
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12~90mm
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PD
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not available
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Weight
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2.9kg
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Power supply
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100~240V 50/60HZ 15VA
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Printer
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external printer
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Display
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3.5"LCD
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