+44 (0)1932 222314 sales@moores-glass.co.uk

Ultra high vacuum viewports

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.

We can supply the full range of vacuum viewports including:

  • Kodial® Viewports
  • Borosilicate glass viewports
  • ITO Coated Kodial® Viewports
  • ITO coated borosilicate glass viewport

'Conflat' and ISO KF or LF flanges

for Ø1.5" Windows

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.

Frequently Asked Questions

Q. What is the material of the glass?
A. Kodial® / ITO Coated Kodial® (see: Viewport window materials)

Q. What is the material of the flange/welds and is it magnetic?
A. Flange material is 304L stainless steel, Spinning material is Kovar and it is highly magnetic.

Q. What is the maximum Temperature?
A. 400°C

Q. What is the maximum heating rate?
A. 3°C/min

Q. What is the refraction index
A. 1.487

Q. Are the viewports cleaned according to UHV-standards?
A. Yes

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Moores Industrial Glass

Moores Glass are a leader in glass manufacturing and has been exporting glass all over the world for nearly 40 years. 4.87 out of 5 based on 42 reviews
Suppliers of Ultra high vacuum viewports, Cathode ray tubes, Multi pin bases/stems/pinches, Photomultiplier envelopes, Graded seals, Glass condom moulds, Glass to metal seals and Hollow cathode lamp bodies
143 Hersham Road
Walton On Thames
KT12 1RR