We present a theoretical model describing finite beams incident at volume Bragg gratings and confirm it experimentally. Reflectivity decreases with increasing incidence angle and decreasing beam size, and the transmitted transversal mode profile is transformed.
© 2007 Optical Society of America
(050.0050) Diffraction and gratings : Diffraction and gratings
(050.7330) Diffraction and gratings : Volume gratings
(260.0260) Physical optics : Physical optics
(260.1960) Physical optics : Diffraction theory
B. Jacobsson, J. E. Hellström, V. Pasiskevicius, and F. Laurell, " Transversal Mode Transformation in Reflective Volume Bragg Gratings, Theory and Experiments," in Advanced Solid-State Photonics, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper TuB8.
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