Wavelength 560 nm coffee mug
Light is electromagnetic radiation of a wavelength that is visible to the human eye (in a range from about 380 or 400 nanometers to about 760 or 780 nm). In physics, the term light sometimes refers to electromagnetic radiation of any wavelength, whether visible or not...
$18.65
. In physics, the term light sometimes refers to electromagnetic radiation of any wavelength, whether visible or not...)
