Specializing in standard, custom, and modified Glass to Metal seals.
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Glass Viewports

Glass Viewports
Viewports
 

Larson Electronic Glass viewports are supplied with fully annealed, commercial grade, optical quality glass windows in ten standard sizes from ¾” through 6”. Moderate cost combined with good optical and physical properties make them the preferred choice for a wide variety of applications.

Our viewports are offered without flanges, with CF type flanges for use below 1x10-11 Torr, and in ISO type o-ring seal flanges for use in intermediate vacuum ranges. Window surfaces offer a minimum of distortion and provide maximum light transmis­sion suitable for most applications. Custom viewports are also available.

Glass Viewports:

Features:

  • Zero-Length offers greater distortion-free view area
  • Zero-Length magnetic Kovar® content only 1% to 3%
  • Kovar® seals offer superior mechanical strength
  • Type 304 SS Viewports are nonmagnetic
  • >90% Transmission from 360nm to 2600nm
  • Optional AR Coatings available
  • CF and Weld mount bakeable to 400°C, 10°C/Min gradient
  • Kwik-Flange® and Large-Flange® bakeable to 200°C, 10°C/Min gradient

Request a quote on the glass viewports your application requires, or contact Larson Electronic Glass for more information.


Zero Length Glass Viewport

Glass, Zero-Length Viewports
Kovar Sleeve, Standard Length

Kovar Sleeve, Standard Length
Stainless Steel Nonmagnetic

Stainless Steel Nonmagnetic
 


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