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4 terms
Photonics Dictionary: D
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waveguide x
D x
dielectric cylindrical waveguide
A waveguide made up of a dielectric material, such as plastic or mica, in a cylindrical form, through which the waves travel.
dispersion-limited operation
Operation in which the dispersion of a pulse limits the distance between repeaters in optical systems. Waveguide and material dispersion can make recognition of a pulse impossible.
double-crucible method
A method of fabricating an optical waveguide by melting the core and clad glasses in two suitably joined concentric crucibles and then drawing a fiber from the combined melted glass.
ducting
Propagation of electromagnetic waves through the Earth's atmosphere in a path that conforms to the curvature of the Earth due to atmospheric thermal inversion. Regions of the atmosphere act as a...
Photonics Dictionary
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