A Guide to Vacuum Viewports
https://moores-glass.co.uk/wp-content/uploads/2022/06/Viewport-Background-1024x693.jpg 337 200 Matthew Morris Matthew Morris https://secure.gravatar.com/avatar/09048644f0c2340325fc98c2460d4a4f?s=96&d=mm&r=g…
Vacuum viewports are fabricated in viewing diameters from 16mm to 14Omm.
These are made from optical quality ‘Kodail’ glass sealed into ‘Kovar’ spinnings which are then welded into vacuum flanges.
All viewports are custom designed and made for exact specifications.
Viewports can be supplied in ‘Conflat’ and ISO KF or LF flanges. Special viewports with different window materials, e.g. magnesium flouride or quartz, viewports with lead glass, viewports with anti-reflex coating can be supplied as can non standard vacuum flange configurations.
Kodial® / ITO Coated Kodial® (see: Viewport window materials)
Flange material is 304L stainless steel, Spinning material is Kovar and it is highly magnetic.
…