Welcome to Cardflower store,I wish you have a good shopping.

Feature:
100% Brand new and high quality
Plastic PD meter/PD Ruler
Measure pupil distance
It is a very good promotional item and perfect for hospital, pharmaceutical or medical supplies
Description:
Measurement Range: 0-100mm
Material: PVC
Color: White
Size: Approx. 21 x 5 x 0.7cm/8.26*1.96*0.27" (L*W*T)

Note:
Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon.
And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
　
Package includes:
1 x PD Ruler