A control apparatus includes a first input unit, a second input unit, and an operation command output unit. The first input unit receives a first manipulation signal indicative of a first manipulation including a first manipulation point and a first manipulation pressure from a first touchpad. The second input unit receives a second manipulation signal indicative of a second manipulation including a second manipulation point and a second manipulation pressure from a second touchpad. The operation command output unit receives the first manipulation signal and the second manipulation signal, and outputs an operation command to a display device based on a combination of the first manipulation and the second manipulation. The first touchpad is arranged to be approachable by a first manipulation finger of a left hand. The second touchpad is arranged to be approachable by a second manipulation finger of a right hand.