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| Length | 10cm |
|---|---|
| Thickness | 1.5mm |
| Color | White |
length of optical plastic PD ruler PGO is 10cm
with scales to measure out the pupil
with Dia. 4cm black occluer one side
with pupilometer from 3mm ~ 10mm
with pinhole
durable plastic material
thickness of 1.5mm
customed logo printing is available
