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SESLO speckle reduction using multimode collection. En face image and corresponding intensity profiles of a uniformly scattering phantom imaged using single-mode illumination and collection through an optical circulator (SMF), single-mode illumination and multimode collection through a DCFC, and single-mode illumination and multimode collection through a double-clad fiber coupler and a 250 m multimode patch cord (DCFC + MMF).
