Solar Energy Replenishment:
|8||Very high risk of harm from unprotected sun exposure. Take extra precautions.|
|6-7||High risk of harm from unprotected sun exposure.|
|3-5||Moderate risk of harm from unprotected sun exposure.|
|0-2||Low danger from the sun's UV rays for the average person|
Measures the approximate human eye response to light under a variety of lighting conditions. The total amount of all the light measured is known as the "luminous flux".