A new method is introduced to generate a hollow beam. Using a matrix eigenvalue method, the laser resonator with diffraction elements is theoretically analyzed . A hollow beam of good quality is obtained experimentally
© 2004 Optical Society of America
(050.0050) Diffraction and gratings : Diffraction and gratings
(050.1960) Diffraction and gratings : Diffraction theory
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3410) Lasers and laser optics : Laser resonators
X. Lu, L. Zhang, and X. Chen, "Generation of a dark hollow beam inside a cavity," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper CFD7.
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