GCS specializes in standard and custom manufacturing of intra-cavity and extra-cavity laser optics. GCS can also recondition your used or damage gain materials and minimize your system downtime with average turn around of 10 working days or less. GCS can design Thin Film Coatings including anti-reflective, high reflection, partial reflector, dichroic and polarization selective coatings to withstand high power laser systems in a continuous production environment.