Patent ID: 6079862
Filing Date: 2000-06-27
Classification: G01S,H05B,Y02B

Abstract:
A lighting controller for a system including a lighting fixture for radiating light from a light source, a drive section for pivoting the lighting fixture around a pan axis and about a tilt axis, an image pickup means, pivotable around an axis, for picking up an image in an image pickup region and outputting an image, a display device which displays the image, and an input device for designating a point on the display image displayed on the display device, the lighting controller comprising:a pivoting quantity calculating section which calculates a first pivoting quantity about the pan axis of the lighting fixture for illuminating the designated point based upon a relative distance in a horizontal direction between the position on the display image designated by the input device and the position of origin of the display image, and which calculates a second pivoting quantity about the tilt axis of the lighting fixture for illuminating the designated point based upon a relative distance in a vertical direction between the position on the display image designated by the input device and the position of origin of the display image, whereby the drive section pivots the lighting fixture based on the first and second pivoting quantities.