Nanometer

From Encyc
Revision as of 06:06, 2 August 2010 by Versatile (talk | contribs) (new article)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

A nanometer, abbreviated nm, is one thousand-millionth of a meter. It is commonly used in physics to denote the wavelength of visible light (around 400 to 700 nm).