Digital PD Meter HX-200

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Digital PD Meter HX-200

Uses:

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

Characteristics:

This device is designed in a scientific and reasonable way, integrating technologies on optics, microelectronics.

MAIN TECHNICAL INDEXES

1、Range of data display：

Binocular pupillary distance：44～83mm

Left or right pupillary distance：22～41.5mm

2、Effective range of measurement：

Binocular pupillary distance：45～82mm

Left or right pupillary distance：22.5～41mm

3、Indication error：

≤0.5mm

4、Rounding error：

≤0.5mm

5、Distance of target：

30cm～∞

6、Power source：

Voltage：DC 6V

Specification： AA battery

Quantity：4 pieces

7、Time for automatic shut-off：

1 and a half minutes after stopping operation

8、Overall dimensions：

219mm(L)×169mm(W)×86mm(H)

9、Weight：

0.7kg