Pupillary Distance Ruler Buy -

: Since most of us aren't trained ocular technicians, having a visual guide is invaluable. Where to Buy

You can find PD rulers for as little as $1 to $18, depending on the material and included guides. PD Ruler with Instruction Manual pupillary distance ruler buy

: For a simple, no-frills option, Hummingbird Hues Vision sells individual rulers and rulers with occluders. 4 Pcs Pupillary Distance Rulers : Since most of us aren't trained ocular

: Available on eBay, this version features a nose bridge design and includes eye care tips for children. 4 Pcs Pupillary Distance Rulers : Available on

When buying a ruler, look for features that minimize human error:

: This plastic ruler from eBay includes a guide to help beginners navigate the measurement process. 4 Pcs Pupillary Distance Rulers Go to product viewer dialog for this item.