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.