UHV Viewports>Coatings and Applications>He-Ne Laser

Zinc Selenide (ZnSe) Viewport w/ AR Coating for 8-12 microns, UHV Rated Vacuum-Optics, 0.90″ View Dia, 2.16″ QF / KF Flange

Zinc Selenide (ZnSe) Viewport w/ AR Coating for 8-12 microns, UHV Rated Vacuum-Optics, 0.90″ View Dia, 2.95″ QF / KF Flange

Zinc Selenide (ZnSe) Viewport, AR Coated 8-12 Microns, UHV Rated Vacuum Optics, 0.40″ View Dia, 1.33″ Conflat Flange