Sylvania 20 Watt Par38 3000k Dimmable Led Light Bulb – Full spectrum light is light which covers all wavelengths from infrared to near-ultraviolet. Despite the variations in spectral distributions of sunrays reaching various areas of the Earth. But when used with regard to electric lights, It is more of a marketing term so that even products not known as complete spectrum may not differ considerably from those known as such.
These lights are used a lot in art. They are used by artists who work in studios during the night or in places where there’s no access to north sunlight.
The use of those special lights aids the artist make certain the colors appear as they will when the works are exhibited in a home or a art gallery. They are also used by scientists or for color-matching in paint shops where north sunlight is inaccessible.
In medicine, full-spectrum lamps are used in the treatment of SAD,(Seasonal Affective Disorder), by use of “light boxes” which mimic sunlight during winter. Doctors have proven that this light is a pure stimulus for regulating circadian rhythms.
Attempts have been made to independently verify the efficacy of using full spectrum light in various places. Their study findings don’t find Whole spectrum lighting to maintain any advantages over other light systems