Xiaocong Yuan, Balpreet Singh Ahluwalia, Wai Chye Cheong, Lesheng Zhang, Jing Bu, Shaohua Tao, Ken Jin Moh and Jiao Lin
Using micro-optical elements can be an effective, low-cost way to shape laser micro-beams, which are needed for optical trapping and manipulation. This article covers various designs of micro-optical elements that are used to generate the necessary optical vortices within a beam.
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