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VLib part of the

Keywords beginning with W

See also our glossary!

A short explanation for a term is also displayed, when you move the mouse cursor on an article keyword in the list.

(Acronyms: see below)

waist radius → beam waist

walk-off angle → spatial walk-off

walk-off compensation → spatial walk-off

wall-plug efficiency

wave breaking → nonlinear pulse distortion

wave vector

wavefront distortions → beam quality

waveguide dispersion

waveguide lasers

waveguide modes → modes


Tutorial chapter on guided light


wavelength beam combining → spectral beam combining

wavelength division multiplexing

wavelength meters → wavemeters

wavelength-tunable lasers → tunable lasers

wavelength tuning

Spotlight 2009-12-08: Increased output power of a laser with forced tuning

Spotlight 2008-10-03: Wavelength-tunable lasers: does the tuner degrade the power efficiency?




weakly allowed transitions → forbidden transitions

white light interferometers

white light sources

Wiener–Khinchin theorem → power spectral density

wire grid polarizers → polarizers

Acronyms beginning with W

WDM = wavelength division multiplexing

… and if you need any more help on such topics, consider to use the consulting services of RP Photonics Consulting GmbH! There is a variety of various services available in topical areas such as lasers, amplifiers, nonlinear optics, fiber optics, ultrashort pulses, multilayer mirrors, noise and fluctuations, and other topics in photonics and optoelectronics.