Lens manufacturers say that anything other than a microfiber cloth will damage the coatings on a lens. But microfiber cloths eventually pick up crap and they look like they're a pain to wash.
How do you keep your lenses clean? Are you using cloth/kleenex or microfiber cloths? If you use microfiber cloths, how do you clean those?
Optometrist here; rinse with cold or ambient temperature tap water (don't use hot water!), use dishwashing soap without citric acid if the glasses are really dirty, dry with a clean cotton cloth.
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