International Journal of Optics / 2012 / Article / Fig 19

Review Article

Interferometry with Vortices

Figure 19

Fringes obtained due to interference between a vortex of charge 3 with (a) Spherical beam of positive curvature (b) spherical beam of negative curvature (c) conical beam. (d) Interference between an off centred vortex and a spherical wave (e) Interference between negatively charged vortex and a spherical beam with positive curvature.

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