TURBIDITY DETECTION APPARATUS, TURBIDITY DETECTION METHOD, AND SUBMERGED INSPECTION APPARATUS

摘要

This turbidity detection apparatus is provided with: a measuring member that has a dark area and a bright area; a camera that generates image data by photographing the dark area and the bright area of the measuring member through a liquid; and a turbidity detection unit that detects turbidity on the basis of image information about the dark area in the image data and image information about the bright area in the image data. The bright area of the measuring member has a higher brightness than the dark area. The turbidity detection apparatus can detect the turbidity of a liquid by means of a simple configuration.