![]() We strictly followed the application instructions for each anti-fog product. We spent ample time going outside and inside to create ideal fogging conditions for our glasses. To find out the best anti-fog product, we applied all 13 sprays and wipes to our glasses and tested how well they held up during day-to-day use in the winter. Traditionally, you put a dab of dish soap on each lens and wash off the excess soap, but we found that the soap provided patchy anti-fog coverage and left some areas of our glasses uncovered. By preventing water molecules from forming tiny droplets on your glasses, anti-fog coatings are able to prevent fogging.”ĭish soap is a common home remedy for fog-proofing glasses, although it’s less consistent than an anti-fog product. “Surfactants prevent condensed water from forming droplets. Shumski, M.D., MSE, an ophthalmologist at Magruder Laser Vision in Orlando, Florida, says. “Anti-fog coatings work by using chemicals called surfactants to decrease the surface tension of water,” Dr. When this air hits your glasses, the water vapor within the air condenses into droplets on your lens and creates fog. When you combine the FogAway’s low cost with its reliability, it’s even easier to see this anti-fog spray’s excellent value.įog builds up on glasses when warm and moist air reaches a cooler surface, such as a lens during the winter. By comparison, all of the other anti-fog sprays we tested cost significantly more per ounce. ![]() Most impressively, FogAway costs just $8.99 for a 2-ounce bottle (at the time of this writing). The FogAway can also be applied on AR and non-AR coated glasses - Gamer Advantage says that the FogAway is usable on any type of lens or screen. This was in the ballpark for most of the sprays we tested - typically they lasted for around 24 hours, but considering we took our glasses through a full day of snow shoveling, outdoor walks and errands in 20-degree Fahrenheit weather, FogAway’s durability was nothing to scoff at. Eric Chiuĭuring our testing, it took nearly 18 hours until the FogAway coating started to wear off on our anti-reflective (AR) coated glasses. Your CNN account Log in to your CNN accountĪfter our FogAway treatment dried, a bit of buffing with a microfiber cloth was necessary to remove dried suds.
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