Focusing diodes and scopes

[Neil Morrison]

What is a focusing diode?

Neil

----- Original Message -----
From: "kc8keg" <kc8keg at MEI.NET>


   Hello all, Please, excuse the off topic inquiry. Are focusing
diodes used in scopes at all, or did they in the past? Maybe in
some HP or Tek high-end scopes? If so, does anyone have data
on any of them or suggestion where to look?
                    Thanks to all, Richard kc8keg at mei.net

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