6 High Vacuum Viewport Materials and their Selection

Viewports often called windows or sight glasses, allow observation, illumination, and transmission within a high or ultra-high vacuum (UHV) chamber. Vacuum viewports come in various flange materials, connections, and window coatings to provide a versatile product for any high vacuum application. ANCORP’s window material selection includes borosilicate glass, fused quartz, sapphire, zinc selenide, magnesium fluoride,…