The Rawbare Journal
Why Polarized Lenses Black Out Screens and Dashboards
Look at your phone through polarized sunglasses and the screen can dim, blacken or show rainbow patterns. It is not a defect. Here is the physics, and when it matters.
Photochromic Sunglasses Explained: How They Work and How They Differ...
How photochromic lenses darken in sunlight and clear indoors, where they help in India, and how they differ from fixed-tint Day Night styling.
Sunglasses Lens Categories 0 to 4 Explained: What the Numbers...
Sunglasses lens categories run from 0 to 4 and describe how much light a lens blocks, not how much UV it stops. What each category means and which suits Indian conditions.
Sunglasses Lens Coatings Explained: Anti-Reflective, Scratch-Resistant, Hydrophobic and Anti-Fog
Lens coatings are thin functional layers that change how a lens performs and lasts. What anti-reflective, scratch-resistant, hydrophobic and anti-fog coatings actually do.
Polarized vs Non-Polarized Sunglasses: Which One Do You Actually Need?
Polarized lenses cut glare. Non-polarized lenses reduce brightness. Both block UV if UV400 rated. Learn how polarization works, when each lens type performs best, and which suits Indian conditions.
