Preventing device for missing of white balance for television camera

Abstract

Abstract PURPOSE:To enable to prevent white balance adjustment from being forgotten, by providing a white balance notice indicator at a position easy to observe on a camara console or in a view finder. CONSTITUTION:The device is provided with a power switch 3, switch 4 which is turned on every replacement of a color temperature correction filter, white balance alarm display and erase switch 5, and switch 6 which is turned on at white balance adjustment. A light emitting diode 2 is provided in a view finder of a television camera. When the power switch 3 and the filter switch 4 turn on, power is supplied to an oscillator 1, the diode 2 turns on and off and makes the alarm of white balance adjustment. When the white balance is adjusted, the switch 6 is turned on and the diode 2 distinguishes. Thus, even an unskilled personal cannot forget the white balance adjustment.

Inventors

• 👤 Takashi Kayama
• 👤 Hiroshi Fukui

Bibliographic Details