Tuneable and switchable dual wavelength lasers using optical fibre Bragg grating external cavities
- 29 August 2002
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 38 (18) , 1033-1034
- https://doi.org/10.1049/el:20020681
Abstract
Two novel external cavity lasers are demonstrated experimentally. The first utilises a Bragg grating fabricated in highly birefringent optical fibre and offers the ability to switch between modes that are separated in polarisation and wavelength. The second utilises two spatially separate Bragg gratings fabricated in mono-mode fibre. Both can be used for tunable beat frequency generation.Keywords
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