Optical geometry prism optical

Question

Precision wedge prismBy selecting the appropriate wedge, it is easy to create beam deviations without affecting other beam parameters.By selecting the appropriate wedge, it is easy to create beam deviations without affecting other beam parameters. If two wedges are used close to the inclined surface, a continuous change in beam deviation can be produced by reversing the wedges.   https://www.benaoptic.com/wedge-prisms/