CT4180 Digital PD Meter
Specifications:
|
Range of measurement: |
Binocular pupillary distance: 46 to 82MM Monocular pupillary distance: 23 to 41MM |
|
Absolute indication error: |
≤0.5MM |
|
Absolute dissymmetrical error: |
≤0.5MM |
|
Absolute rounding error: |
≤0.5MM |
|
Distance of target: |
30CM to ∞ |
|
Power: |
5#AA battery (2PCS) |
|
Automatic shut-off function: |
About 88 seconds after stopping operation |
|
Size: |
220*166*63MM |
|
Weight: |
0.68KG |
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