PURPOSE: To eliminate occurrence of improper contact of electric lamp and to use lots of the electric lamps for illumination of a small sized television camera.
CONSTITUTION: A holder 11 supports lots of electric lamps 10 on a circle, a 1st electrode 12 is interposed between a 1st contact 19 of the electric lamp and the holder 11 and a 2nd electrode 14 and a metallic ring 16 are arranged to the rear part of the electric lamp 10. In this case, the 2nd electrode 14 is pressed to each electric lamp 10 by screwing a screw 17 provided to a position corresponding to each electric lamp 10 of the metallic ring 16 and the 2nd electrode 14 is pressed into contact with a 2nd contact 10 of the electric lamp 10 to avoid occurrence of improper contact with respect to the electric lamp 10 thereby using lots of the electric lamps 10.
YAMAMOTO MASANORI
HINAGA TAKANOBU
YAMAMOTO MASANORI
HINAGA TAKANOBU