A unit of length in the International System of Units (SI) equal to one billionth of a meter (10-9 meter). Once called a millimicron, it is used to represent wavelength. Abbreviated nm.
Nd:Glass Laser
A solid-state laser of Neodymium:glass offering high power or short pulses, or both, for specific industrial applications.
Nd:YAG Laser
A solid-state laser of Neodymium:Yttrium-Aluminum Garnet, similar to the Nd:glass laser. Both are pumped by flashlamp.
Near Field Imaging
A solid-state laser imaging technique offering control of spot size and hole geometry, adjustable working distance, uniform energy distribution, and easily produced range of spot sizes.
NEMA
Abbreviation for National Electrical Manufacturers’ Association, a group which defines and recommends safety standards for electrical equipment.