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Sunglasses: Difference between revisions
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'''Sunglasses''' are a visual aid, variously termed [[spectacles]] or [[glasses]], which feature lenses that are coloured or darkened to prevent strong light from reaching the [[eyes]]. | '''Sunglasses''' are a visual aid, variously termed [[spectacles]] or [[glasses]], which feature lenses that are coloured or darkened to prevent strong light from reaching the [[eyes]]. | ||
Many people find direct | Many people find direct sunlight too bright to be comfortable, especially when reading from paper in direct sunlight. | ||
In outdoor activities like riding, skiing and [[flying]], the eye can receive more light than usual. It has been recommended to wear these kind of glasses whenever outside to protect the eyes from [[ultraviolet radiation]], which can lead to the development of a [[cataract]]. Sunglasses have also been associated with [[celebrities]] and film actors primarily due to the desire to mask identity, but in part due to the [[film lighting|lighting]] involved in production being typically stronger than natural light and uncomfortable to the naked eye. | In outdoor activities like riding, skiing and [[flying]], the eye can receive more light than usual. It has been recommended to wear these kind of glasses whenever outside to protect the eyes from [[ultraviolet radiation]], which can lead to the development of a [[cataract]]. Sunglasses have also been associated with [[celebrities]] and film actors primarily due to the desire to mask identity, but in part due to the [[film lighting|lighting]] involved in production being typically stronger than natural light and uncomfortable to the naked eye. | ||
