Figure 1
Phase images of OAM modes. Each mode is labelled by its topological charge l. A change in color from red to blue and back to red again corresponds to a change in phase of 360°.
Figure 1 | Scientific Reports
Phase images of OAM modes. Each mode is labelled by its topological charge l. A change in color from red to blue and back to red again corresponds to a change in phase of 360°.
