| 摘要 |
An electron gun relates to electronic technology. The electron gun comprises: a primary thermoionic element, a secondary thermoionic source and a focus electrode located in the first body including one or a number of bearing elements connected to the body in an adjustable manner, which is connected to a first platform, one or a number of focus windings located inside a second body comprising one or a number of insulation elements connectable in adjustable manner to the first platform, one or a number of deflect windings located inside of a third body connected to the second body and located opposite to the said first body. Due to constraction of the proposed construction active life increases, thereof size decreases. |
