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Here are some simple tips to keep your eyewear lenses sparklingly clean. Rinse your eyewear under a gentle stream of lukewarm tap water. This will remove dust and other debris, which can help avoid scratching your lenses when you are cleaning them. Avoid hot water, which can damage some lenses. Apply a small drop of lotion-free dishwashing liquid to each lens. Most dishwashing liquids are very concentrated, so use only a tiny amount. Or apply a drop or two to your fingertip instead. Use only br …

You probably know that when wearing polarised sunglasses you cannot easily see what’s on LCD screens or instruments with LED or LCD screens. It’s why pilots never wear polarised sunglasses. Increasingly portable devices like smartphones now use polarising filters on their screens to cut down glare.So if you favour polarised sunglasses you may struggle to see anything on your device screen when wearing them. Without getting into the science of why this is (but in case you’re interested see ourEy …

Paul Simons, who is the resident weather reporter for The Times, recently wrote, in his daily comment piece, about the hazards faced by drivers temporarily dazzled by low sun or the harsh glare experienced when sun strikes a road after rain (sun shining on a wet road). The UK Department of Transport statistics for 2012 showed that sun glare contributed to 36 fatal car accidents and a further 423 serous injuries. Mr Simons said, ‘Because the bright sunlight problem comes from the low angle of th …