Holographic optical tweezers at the tip of a needle

in: 2018 IEEE Photonics Society Summer Topical Meeting Series (SUM) (2018)
Leite, Ivo T.; Turtaev, Sergey; Jiang, Xin; Siler, Martin; Cuschieri, Alfred; Russell, Philip St. J.; Čižmár, Tomáš
Fibre-based optical tweezers typically rely on engineered fibre terminations yielding limited flexibility in number and positioning of trap sites. Here, we demonstrate holographic optical tweezers delivered by a lensless, high-NA multimode fibre with full positioning control of multiple tweezers independently and in all directions.

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