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As the clocks go back by an hour this week, the British motoring association, The AA (Automobile Association), is reminding drivers of one simple thing - keep a pair of sunglasses in the car. Yes, good driving sunglasses can protect you from accidents while driving. It might sound odd in autumn-winter, but the low winter sun can turn a routine commute into a dangerous drive. In fact, new figures for 2022-2024 show crashes alarmingly jump by 11% in the three weeks follow …

Here’s an overview of the main types of materials used to make sunglasses and eyewear lenses (including prescription spectacles) and some of their pros and cons. Glass Glass will always provide the best optical experience as glass refracts light much more efficiently than plastic. It’s the most scratch resistant lens material and blocks UV light. However, glass lenses are heavy (typically sliding down your nose) and can be dangerous: glass lenses are prone to cracking, can sha …

One of the questions we are asked from time to time is what do sunglass lens categories mean. The category number equates to a percentage of the VLT (Visible Light Transmission) that is, how much light the lens lets through. The higher the VLT the lighter the lens, conversely the lower the VLT the darker the tint will be, blocking more light coming through to the eye VLT Category Lens Tint 80-100% 0 None or very light tint 43-80% 1 Light tint 18-43% 2 Medium tint 8-18% 3 Dark tint 3 …