Color tone controller for endoscope

摘要

A color tone controller for an endoscope which has a converting device, for example, a solid-state image sensor, for converting an observed image into an electric signal which is delivered to a monitor device where an observed image is reproduced. The color tone of the image reproduced by the monitor device is controllable with a color tone control device. The contents of the color tone control are quantitatively displayed on the screen of the monitor device in the form of numerals by way of example.