Direct generation of optical vortex beams with tunable topological charges up to 18th using an axicon
Ke Li, Kaifei Tang, Da-Wei Lin, Jing Wang, Bingxuan Li, Wenbin Liao, Zhang-Lang Lin, Ge Zhang
Topics & Concepts
AxiconOptical vortexVortexPhysicsOpticsTopology (electrical circuits)Materials scienceLaser beamsLaserEngineeringMechanicsElectrical engineeringOrbital Angular Momentum in OpticsNear-Field Optical MicroscopyPlasmonic and Surface Plasmon Research