EKSMA Optics laser windows have high transmittance, low wavefront distortion and low scatter. Laser windows are made of BK7 or UV FS optical materials. BK7 glass is economical and ideal choice for high quality visible applications, while UV FS has deepest UV range and highest transmittance.
Windows can be anti-reflection coated.
We offer flat round windows from 12.5 mm (or 1 inch) diameter. Diameter up to 250 mm is available on request.