Fig. 1.
Comparison of experimental setups. (a) 3D rendering, (b) 2D schematic diagram of the optical trapping region including relevant dimensions in µm, and (c) picture of the assembled optical stretcher (AOS). (d-f) Corresponding panels for the monolithic optical stretcher (MOS). 2w0 indicates the mode field diameter of the fibre (b) and waveguide (e).