Table 3 Ring geometry of bessel beams of different orders and parameters of the formed microchannels.

From: Research on microchannel fabrication in UV curable resin using combined beam processing

Topological charge \(\:n\)

1

5

9

Order

1

5

9

Microchannel depth (µm)

11.602

10.958

10.263

Microchannel Roughness (µm)

0.331

0.316

0.305