Amazon.com: CNCOLETECH CO2 Laser Lens Dia:20mm FL:2" or 50.8mm Laser Mirror CVD ZnSe Focus Focal Lens for CO2 Laser Engraving Cutting Engraver/Cutter 40W-200W
Plus Kleur Contactlenzen Voor Ogen Dia 16.0 Mm Super Size Contact Lens Gekleurde Contactlenzen Met Vergroten Uw Ogen| | - AliExpress
EO-Executive Optical - Everyone, DIA is an abbreviation of the word DIAMETER. It's the width of your contact lens from edge to edge, and it's commonly written in millimeters. Alrighty? :D #FYEye #