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UV ray exposure peaks in morning:

The human eye is exposed to the largest amount of harmful ultraviolet light on any one day at around 9 am,according to recent joint research by Johnson & Johnson KK and Kanazawa Medical University.The research team examined the amount of UV light to which a sensor in the eyes of a dummy was exposed for one day in each of September and November.According to the September results,the amount peaked at 0.05 volt at around 9 am,followed by 0.04 volt between 2 pm to 3 pm.The figures are higher than 0.025 volt between 11 am and 1 pm,the hours during which the Sun is usually considered the strongest.
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