Pay in 4 interest-free payments of $31.25 Learn more
Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
-Dustproof
*Engraved lenses are non-returnable and may take an additional 2-3 weeks to ship
modern appearance
Weighs only 3
PD-B Digital PD Meter Wrap Around Arm -DustproofThe PD B features continuous measurement, direct point sampling, and high precision alignment. Its mechanical hairspring is precisely calibrated to align with the corneal reflection point, ensuring reliable and consistent results. Powered by a high definition linear sensor and an advanced intelligent electronic system, the PD B delivers clear, easy to read digital results with exceptional accuracy. An energy efficient LED light source and low power
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