PD Meter (PD-200)

PD Meter is a digital precision optical instrument used to measure distance between human pupils in the process of optometry. This device is designed in a scientific and reasonable way, integrating technologies on optics, microelectronics.

Detailed description

PD Meter

Model No.: PD-200

Specifications:

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：5# 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