Superpolishing applications

WZWOPTICAG is the only commercial manufacturer of super-polished surfaces in Europe and Asia. Roughness of less than 1 Angstrom RMS on planar as well as spherical surfaces are necessary to produce low scatter laser mirrors.


  • Ring-laser gyroscopes
  • High-Finesse external cavities (F > 100‘000)
  • High reflective laser mirrors
  • Brewster Windows
  • Low loss coated components
  • In development: Laser crystals
  • Typ. R > 99.999%