Ultra-High Vacuum Zero-Length Viewing Ports
TVU-FV Series

TVU-FV Series Ultra-High Vacuum Zero Length Viewing Windows

The TVU-FV Series are viewing ports with a wide field of view. They enable observations of ultra-high vacuum in vacuum containers, from the atmosphere side. Their connecting flanges are knife-edge metal-seal bakeable types for vacuum systems.

Features

  • Windows are thin, providing wide field of view.
  • Glass has high transparency rate in visible spectrum.
  • Support bake-out at temperatures up to 420ºC.
  • Can be used from atmospheric pressure to ultra-high vacuum.

Applications

  • Observing inside of vacuum containers in ultra-high vacuum systems

Specifications

Leak rate 1.3 x 10-11Pa·m3/s max.
Operational temperature 420ºC max. (temperature variation rate 20ºC/minute max.)
Material Glass window Borosilicate glass (glass for copal sealing)
Support cylinder Copal metal
Flange Austenitic stainless steel

 

Model Flange (*1)
TVU16FV CF034
TVU38FV CF070
TVU64FV CF114
TVU100FV CF152
TVU150FV CF203