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The theoretical and measured limitations on dynamic range near strong reflections in optical coherence domain reflectometry arc examined. A model and data are presented that show that such blindness limitations can be caused by broad spectral tails from the superluminescent diodes typically used in such measurements.
Inspec keywords: light emitting diodes; optical time-domain reflectometry
Other keywords:
Subjects: Optical variables measurement; Optical refractometry and reflectometry