LY-9ATC PD meter (Range:45-80mm, rechargable + dry battery power)
$
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CE
Parameter | |
Effective range of measurement |
Binocular pupillary
distance45-80mm Left or right pupillary distance 22.5-40mm |
Indication error | ≤0.5mm |
Distance of targent | 30cm ~∞ |
Electric Voltage | DC 4.5V (3pcs 5# AA battery) |
Power | 10W |
Weight | 0.6kg |