Product Description
Specifications:
Range of measurement:Binocular pupillary distance: 45~82 mm
Left or right pupillary distance: 22.5~41 mm
Indication error: ≤0.5 mm
Rounding error: ≤0.5 mm
Distance of target: 30 cm~∞
Power source: Voltage:DC 3V
Specification:5# AA battery
Quantity:2 pieces
Time for automatic shut-off:
About 1 minute after stopping operation, or turn it off manually.
Size: 233mm(L)×165mm(W)×70mm(H)
Weight: 0.68kg
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