To eliminate a video level difference between a left side video signal and a right side video signal generated upon synthesis of divided video signals in a television camera device using a solid state imaging element capable of dividing and outputting the video signal.

There is provided a high pixel video image easy to be seen by a user and hardly causing any error even subjected to image processing by detecting temperature of an imaging element and adjusting video levels of a left side video signal and a right side video signal based on the detected temperature to eliminate a video level difference between the left side video signal and the right side video signal.