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Conceptual diagram of a blocked LG beam healing system using a FP cavity.
Illustration of the experimental setup.
CCD captured experimental results.
The various intensities of the transmitted light as a function of the change in the length of the Fabry-Pérot cavity as detected via a photodiode.
The transmitted curve of a 50% blocked LG01 beam obtained from the scanning FP cavity and the intensity distributions of each main peak.
Experimental results for LG02 beam.