Convergence apparatus for in-line beams

Details Convergence apparatus for in-line beams Convergence apparatus for in-line beams

H - Electricity

01

J

313/35.1204

H01J 29/46 (2006.01) H01J 29/70 (2006.01)

Patent

CA 1062757

CONVERGENCE APPARATUS FOR IN-LINE BEAMS Abstract of the Invention A first magnetic field producing member has its poles oriented for producing an initial predetermined movement of the two outside ones of three in-line beams of a cathode ray tube. Second and third field producing members are adjustable for producing variable strength and direction of magnetic fields for moving the two outside beams in opposite and the same directions, respectively, for converging the three beams. -1-

272763

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