Title :
Detecting orbital angular momentum of light with an arc slit
Author :
Hailong Zhou ; Jianji Dong ; Pei Zhang ; Yifeng Zhou ; Xinliang Zhang
Author_Institution :
Wuhan Nat. Lab. for Optoelectron., Huazhong Univ. of Sci. & Technol., Wuhan, China
Abstract :
When the orbital angular momentum (OAM) beam is incident on a 90 degree arc slit, a focus will be generated and have a displacement which is nearly linear with the topological charge of the incoming OAM beam. It can detect the OAM beams with a very simple structure.
Keywords :
angular momentum; light diffraction; OAM beam; arc slit; light orbital angular momentum beam detection; topological charge; Diffraction; Extraterrestrial measurements; Motion measurement; Optical diffraction; Optical vortices; Velocity measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
