Ideal Vacuum Feedthroughs Zinc Selenide (ZnSe) Viewport, UHV Rated Vacuum-Optics, 0.90 View Dia, 2.95 QF / KF Flange, Viewports, Viewports,  PN  A4931-2-QF

These Ideal Vacuum Feedthroughs Zinc Selenide (ZnSe) Viewport, UHV Rated Vacuum-Optics, 0.90 View Dia, 2.95 QF / KF Flange  have part number A4931-2-QF, are new, and come with full Ideal Vacuum Feedthroughs warranty. These ultra-high vacuum (UHV) viewports employ window materials such as Zinc Selenide, Magnesium Fluoride and Calcium Fluoride. All-metal-sealed, extended-range optics are available in 1-inch and 2-inch view diameters with a combined transmission range of 120nm to 20 microns. Coatings which enhance the transmission performance of many of these viewports are offered as standard options. Many nonstandard materials, coatings and optical specifications may be reviewed and quoted to meet custom application requirements. More information about these Ideal Vacuum Feedthroughs Zinc Selenide (ZnSe) Viewport, UHV Rated Vacuum-Optics, 0.90 View Dia, 2.95 QF / KF Flange  can be found by downloading the pdf catalog and documents below. Simply open the pdf catalog below, run the pdf search (ctrl F) and search for the A4931-2-QF.