This measurement is used to determine when the transition to an increasing power begins (near vision)

Pronunciation: "mah-loo-hee-ah"

Model AT001

is our subtle teardrop style designed to complement any face shape

Bridge 18 Base Curve:  6x Prescription All Colors Available in Prescription

Serengeti Joan Single Vision Prescription Sunglasses Lens Options::PHD Trivex | Non Polarized 555nm w/Anti-reflective Backside (green) This measurement is used toSERENGETI JOAN SINGLE VISION PRESCRIPTION SUNGLASSES The Joan: A feminine, round, and timeless pair of sunglasses. JOAN offers a bold silhouette created with an eco friendly handmade acetate frame assembled with the Serengeti iconic mineral lens. JOAN oozes confidence and glamour thanks to its oversized frame creating a trendy retro look. Fit: Medium SPECIFICATIONS Polarized: Optional Photochromic: Yes, Light Adjusting Lens Size: 53x51mm (Width x