H01J2229/0007 - CPC Classification

Details of cathode ray tubes or electron beam tubes Elimination of unwanted or stray electromagnetic effects

• H01J2229/0015 » Preventing or cancelling fields leaving the enclosure 1
• H01J2229/003 » Preventing or cancelling fields entering the enclosure 5
• H01J2229/0046 » Preventing or cancelling fields within the enclosure 0