LY-9S Optometry instrument PD meter with precise measurement
LY-9S Optometry instrument PD meter with precise measurement
LY-9S Optometry instrument PD meter with precise measurement
LY-9S Optometry instrument PD meter with precise measurement
LY-9S Optometry instrument PD meter with precise measurement
LY-9S Optometry instrument PD meter with precise measurement
Model
LY-9S

Item specifics

Effective range of measurement
binocular pupillary distance 45-82mm
Product name
Digital PD ruler
Left or right pupillary distance
22.5-41mm
Indication error
≤0.5mm

Review

Description

LY-9S Optometry instrument PD meter with precise measurement
Quick Details
Model Number
LY-9S
Origin
Tianjin, China
Product name
Digital PD ruler
Effective range of measurement
binocular pupillary distance 45-82mm
Left or right pupillary distance
22.5-41mm
Indication error
≤0.5mm
Distance of target
30cm
Power
10W
Weight
0.9 kg
Volume
28(L)x20(W)x10(H)cm
Packaging
Selling Units:Single item
Single package size: 40X30X20 cm
Single gross weight:2.000 kg
Package Type: By export carton
Products Description
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:
1, 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.
2, Simple and rapid measuring operation, and free operation of the direct PD adjustment lever are possible. Combining with the adjustable viewing distance selecting lever for measuring all kind of the viewing distances, the PD measurement is simple and precise.
3, When the measuring operation is finished, the auto power off and memory function, enable to save the power and not to lose the data.
4, It can also be used in monocular the left eye and right eye separately.

Parameter:
Effective range of measurement:  binocular pupillary distance:45-82mm
left or right pupillary distance:  22.5-41mm
Indication error: ≤0.5mm
Distance of target: 30cm ~ ∞
Electric Voltage:DC 3V(2pcs 5# AA battery)
Power:10W
Weight:0.9kg
Volume:28(L)x20(w)x10(H)cm
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