Right angle prisms provide an easier alignment advantage than a regular dielectric mirror, though higher input-beam losses will be noticed.
Right Angle Prisms Alkor Technologies
Optical Prisms: Right Angle, Roof Prism, Penta Prism, Equilateral
HR Right Angle Retroreflectors, Dielectric coated optics
Prism, Optical prism - All industrial manufacturers - Page 2
Prism, Optical prism - All industrial manufacturers - Page 2
Laser Prism, Laser Optical Prism
Plano-Convex Axicons Altechna - Custom Laser Optics & Technologies
Laser Prism, Laser Optical Prism
Where to buy laser optics, mirrors, lenses, prisms, filters
Laser Prism, Laser Optical Prism
Prisms - GoPhotonics
Transmissive Optical Components for >100 kW CW Laser Systems