…and Jewel Marking · · ·
Polymer Drilling (Inkjet Nozzle, Filter) ·· ·
Hard and Brittle Drilling · · · ·
FBG Writing · ·
Thin Film Structuring (TCO, ITO, ZnO, FiNx, etc.) · · ·
Laser Lift-Off (LLO) · · · ·
…or ion laser, in conjunction with an interferometer or a phase mask, can create an intense fringe pattern in an irradiated Germanium-doped fiber, inducing a permanent periodic modulation structure known as a Fiber Bragg Grating (FBG). The main use of FBGs is in telecommunications for wavelength…
phase mask FBG writing is discussed in the next sections.
4.1 Systems for flexible phase mask writing of FBGs
FBG fabrication usually occurs via the phase mask
method exposing a photosensitive fiber to an interference
fringe pattern created by a phase mask. Directing the…
Effect of FBG apodization
FBT reflectance spectrum
Laser Focus World www.laserfocusworld.com
chirped), automated mechanics, and control software to deliver pushbutton FBG manufacture.
For example, the phase masks are all held on a rotating disc…
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