LY-9G PD,PH,VD meter

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Product Name:
LY-9G PD,PH,VD meter
Model No.:
LY-9G
Minimum Order:
1

Product Abstract:

Can measure PD,PH & VD

Product Description

Product Abstract:

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

Detailed Product Description:

■ It employs precise optical structure, the line of light is very clear and precise measurement.The measurement results are displayed digitally,and the left eye and right eye measuring values are displayed separately.

■ Can measure PD,PH and VD.

■ When the measuring operation is finished, the auto poweroff and memory function,enable to save the power and not to lose the data.

■ It can also be used in monocular the left eye and right eye separately.

Specification:
Effective range of measurement:	binocular pupillary distance:45-80mm
Effective range of measurement:	Left or right pupillary distance: 22.5-40mm
Indication error:	≤0.5mm
Distance of targent:	30cm ～∞
Electric Voltage:	DC 4.5V(32pcs 7# AAA battery)
Power:	10W
Weight:	0.6kg
Volume:	21.5(L)x15(w)x50(H)cm

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