What does DPD and NPD mean? S51

Written by Optician Club on . Posted in Eyeglasses Frames

What does DPD and NPD mean?

Product Info

  • Model No: S51
  • Highlight: Multi-Color Options
  • Gender: Unisex Eyewear
  • Age Group: Adult
  • Frame Size: 55-17-143
  • Shape: Wayfarer Eyewear
  • Spring Hinge: No.
  • Color: Black
  • Available Color: Hawksbill
  • Material: TR90
  • Tips: No
  • Bridge: Unadjustable nose pads
  • Original: JiangSu
  • Rim: Full-Rim Spectacle
  • Certificate: CE and FDA are certificated

Sales Info:

Shipping Info:

  • Package: 1pcs/Poly-bag, 12pcs/Inner Box, 300PCS/Carton
  • Carton Box Size: 84*27*31
  • Cross Weight: 12KGS
  • HS Code: 90031900
  • Delivery Time: Within 7 days upon received your payment
  • FedEx/DHL/UPS/DPEX/ARAMEX/TNT/EMS

Optician Knowledge:

Q: What does DPD and NPD mean?

A: Distance Pupillary Distance and Near Pupillary Distance.  This is the distance involving the centre of one's pupils at distance and at near. Your distance spectacle lenses really should be glazed with all the optical centres a similar distance bewteen barefoot and shoes as your DPD, plus your near vision spectacles with the NPD.

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