Berlin (dpa/tmn) – Who buys a pair of sunglasses, it should go on the safe side. In the case of defective goods, for example from a beach shack or a flying dealers, the risk that long-term damage to the cornea and lens can occur, warns the Association of the Tüv (VdTÜV).

to prevent damage, buyers should pay attention to labels such as “UV 400” or “100 percent UV protection”. All the signs indicate that the glasses have adequate protection.

in Addition, buyers can perform a Test: This is the sunglasses on and a straight line to fix – the line may appear distorted, this is according to VdTÜV a sign of poorly manufactured lenses, as well as fuzzy vision areas and inclusions in the glasses. Then it means: Better, Finger.

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