The Geometry of Style: Flat vs. Wrapped Lenses (Understanding "Base Curve") You know that sunglasses come in different shapes: Aviator, Cat-Eye, Round.But there is a hidden geometric parameter tha...
What Does "Cat 3" Mean? Sunglasses Lens Categories & VLT Explained
How Dark Should Your Sunglasses Be? The Science of VLT and Lens Categories You just bought a new pair of high-end sunglasses. You look at the tiny text printed on the inner temple arm, expecting to...
Glass vs. Polycarbonate vs. Nylon: The Ultimate Sunglass Lens Material Guide
The Science of Clarity: Which Sunglass Lens Material is Actually Best? You check the frame material: Titanium. (Good choice).You check the fit: Adjustable Nose Pads. (Smart).But did you check the L...
Are All Sunglasses Waterproof? What You Need to Know
Learn if sunglasses are truly waterproof or just water-resistant. Discover how to protect your lenses from damage and keep your BAPORSSA shades perfect.