: Options like gaming glasses or migraine-specific tints address modern visual stressors. 2. Select the Right Material (Lens Index)

The "index" of a lens refers to how efficiently it bends light; a higher index means a thinner, lighter lens. Prescription Polarized Sunglasses | Costa Del Mar US

: Designed for those who need help with both near and far vision, offering multiple corrections in a single lens without visible lines.