%0 Journal Article %T Wave-front reconstruction with a Fourier hologram in a phase-conjugating mirror oscillator %+ Institut de Recherche en Communications Optiques et Microondes (IRCOM) %A Desfarges-Berthelemot, Agnès %A Colombeau, Bernard %A Vampouille, Michel %A Kermène, Vincent %A Froehly, Claude %< avec comité de lecture %@ 0146-9592 %J Optics Letters %I Optical Society of America - OSA Publishing %V 20 %8 1995 %D 1995 %R 10.1364/OL.20.001940 %Z Engineering Sciences [physics]/Optics / PhotonicJournal articles %X A laser profile consisting of 113 coupled Gaussian waves is obtained in a cw oscillator by use of a BaTiO3 crystal as both an amplifying medium and a phase-conjugating mirror. Mutual locking of Gaussian waves is performed by a pair of spatial filters. One of them is a high-resolution holographic component; the other is an opaque screen with identical circular apertures. %G English %L hal-01278136 %U https://unilim.hal.science/hal-01278136 %~ UNILIM %~ CNRS %~ XLIM