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PD Meter (PD-400)
  • PD Meter (PD-400)

PD Meter (PD-400)

PD Meter is a digital precision optical instrument used to measure distance between human pupils in the process of optometry.
Detailed description

PD Meter

Model: PD-400 


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