Omicron Leopard WHITE All DE products have V-Groove

All DE products have V-Groove (Removable Lenses - Technical feature that allows lenses to be removable

Tokyo tortoise | Square shape

CR-39 has the highest Abbe value of any lens

Ray Purple | Square shape

leather case and cleaning cloth

Omicron Leopard WHITE All DE products have V-GrooveOmicron Leopard Square shape. Frame Color: Leopard Lens Color: Brown 1 Year Warranty Technical Information: Hand PolishedWidth Nose Gap Height Measurements of this pair: 145 24 48 mmHinge: Five barrel Lenses Technology: CR 39 Lenses. CR 39 is made by polymerization of diethyleneglycol bis allylcarbonate (ADC) in presence of diisopropyl peroxydicarbonate (IPP) initiator."CR 39" is an abbreviation of Columbia Resin 39. CR3 9 has the highest Abbe value