The Micro-Scratch Myth: Separating Lens Care Fact from Household Fiction
Mar 12, 2025
It is tempting to grab the nearest cloth—or worse, the corner of your shirt—to wipe a smudge off your lens. However, improper cleaning is the number one cause of irreversible damage and micro-scratches that degrade your vision over time. For the sustained Performance & Power of your lenses, always begin by rinsing them under lukewarm running water to wash away abrasive dirt particles. Then, use only a drop of mild, lotion-free dish soap and gently rub the lenses between your fingers. Finally, dry them only with the microfiber cloth provided by BLANK. Never use window cleaner, paper towels, or chemical solvents, as these can strip away the specialized anti-scratch and anti-glare coatings, compromising the very technology designed to protect your eyes.
Proper storage is just as vital as cleaning. When sunglasses are not worn, they must be stored in their original protective hard case. Leaving frames loose in a bag or placing them lens-down on a table subjects them to countless minor abrasions that collectively degrade the surface and the anti-glare coatings. Heat is another critical factor; never leave sunglasses exposed to direct sun on a car dashboard, as extreme heat can warp the frame material and compromise the integrity of the lens coatings, permanently undermining their protective Performance. Consistent use of the case, combined with the correct cleaning method, is the simplest way to maximize your investment.