A laser beam with circular polarization can be converted into cylindrical vector beams by a micro-fabricated spiral phase plate (SPP) and an azimuthal-type linear analyzer. This provides simple polarization conversion via a compact optical path.
© 2007 Optical Society of America
J. K. Moh, B. Jing, and X. Yuan, "Azimuth or Radial Polarized Beams from Axially Sampled Circularly Polarized Vortex Beams," in Frontiers in Optics 2007/Laser Science XXIII/Organic Materials and Devices for Displays and Energy Conversion, OSA Technical Digest (CD) (Optical Society of America, 2007), paper JSuA14.
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