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2. These Solar String Lights Will Make Your Backyard Glow

   www.aol.com/solar-string-lights-backyard-glow...

   Solar string lights can be an energy-efficient, stylish way to light your front porch or back patio. The "set it and forget it" approach could be the outdoor lighting solution you've been looking for.

3. Solar lamp - Wikipedia

   en.wikipedia.org/wiki/Solar_lamp

   A solar lamp, also known as a solar light or solar lantern, is a lighting system composed of an LED lamp, solar panels, battery, charge controller and there may also be an inverter. The lamp operates on electricity from batteries, charged through the use of a solar photovoltaic panel. Solar-powered household lighting can replace other light ...

4. Ultraviolet index - Wikipedia

   en.wikipedia.org/wiki/Ultraviolet_index

   The ultraviolet index, or UV index, is an international standard measurement of the strength of the sunburn -producing ultraviolet (UV) radiation at a particular place and time. It is primarily used in daily and hourly forecasts aimed at the general public. The UV index is designed as an open-ended linear scale, directly proportional to the ...

5. Ultraviolet - Wikipedia

   en.wikipedia.org/wiki/Ultraviolet

   Extremely hot stars (such as O- and B-type) emit proportionally more UV radiation than the Sun. Sunlight in space at the top of Earth's atmosphere (see solar constant) is composed of about 50% infrared light, 40% visible light, and 10% ultraviolet light, for a total intensity of about 1400 W/m 2 in vacuum.

6. Artificial sunlight - Wikipedia

   en.wikipedia.org/wiki/Artificial_sunlight

   Artificial sunlight. The HappyLite is a type of light therapy. Artificial sunlight is the use of a light source to simulate sunlight where the unique characteristics of sunlight are needed, but where sufficient natural sunlight is unavailable or infeasible. A device used to simulate sunlight is a solar simulator.

7. Full-spectrum light - Wikipedia

   en.wikipedia.org/wiki/Full-spectrum_light

   Full-spectrum light is light that covers the electromagnetic spectrum from infrared to near- ultraviolet, or all wavelengths that are useful to plant or animal life; in particular, sunlight is considered full spectrum, even though the solar spectral distribution reaching Earth changes with time of day, latitude, and atmospheric conditions.