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Lens Lab
LENS CARE COMMANDMENTS
Cleaning, storage, microfiber rules — and the scratch-repair myths that need to die.
Your lenses are precision optics with coatings measured in nanometers. Treat them like it. Commandment one: rinse first. Dust and grit are tiny rocks — wipe a dry lens and you're grinding them across the surface. Run lukewarm water over the lenses, then a drop of plain dish soap, then rinse again. Commandment two: the microfiber cloth is law. Not your shirt, not a paper towel, not a tissue — all of those are abrasive enough to haze coatings over time. Use a clean microfiber, and wash it regularly, because a dirty microfiber is just sandpaper with better branding.
Commandment three: store them like they cost money, because they did. Hard case, lenses up, every single time they leave your face. The number one cause of scratched lenses is not cleaning — it's the pocket, the purse, and the dashboard. Heat is the silent killer: don't leave glasses in a hot car. Extreme heat can craze anti-reflective coatings into a spiderweb of micro-cracks that no cleaning will fix. Commandment four: both hands. Taking glasses off one-handed torques the frame and loosens the fit over time. Small habit, big difference.
Now the myths. Toothpaste does not fix scratches — it's an abrasive that hazes the surrounding coating and makes things worse. Baking soda paste, car wax, and the other internet remedies do the same: they polish the area around the scratch, not the scratch itself. There is no home remedy that removes a scratch from a coated lens. A scratch through the anti-reflective coating is permanent; the only fix is a new lens. Anyone selling you a scratch-repair kit for coated lenses is selling hope in a bottle.
The real secret to scratch-free lenses isn't a product. It's the rinse, the cloth, and the case. Boring, free, and it works. *Talk to your eye doctor or optician if a scratch is affecting your vision.*
"Rinse, microfiber, case. There is no fourth step, and toothpaste is not it."