Chapter 5. Light Effects
Light effects became very common in the 1980s as a way of achieving different aesthetic effects in images and, at the same time, as a means of bringing enjoyment and movement to visual spaces. In particular, I’m talking about bold light effects, rather than subtle adjustments—super-bright spaces with a lot of colors and shapes of light, the sort of light effects that marked the psychedelic era.
Wikipedia defines light effects, also known as lighting and illumination, as follows:
Lighting or illumination is the deliberate application of light to achieve some aesthetic or practical effect. ...