Non-uniform medium light transmission characteristic experiment device and experiment method

A non-uniform medium light transmission characteristic experiment device comprises multi-path temperature testers arranged on a pedestal and a transparent water tank filled with water; a semiconductor refrigeration sheet support is arranged on the left side wall of the transparent water tank and provided with semiconductor refrigeration sheets; the semiconductor refrigeration sheet support and the semiconductor refrigeration sheets are immerged in the water; a laser support is arranged in front of the transparent water tank on the pedestal and provided with a semiconductor laser; a gradient plate support is respectively arranged on the front wall and rear wall in the transparent water tank; a gradient plate is arranged on the gradient plate support; a coordinate plate is arranged on the right side wall of the transparent water tank; the experiment device also comprises a track measurer arranged on the pedestal; in an experiment, the track measurer on the coordinate plate can move from the incident position of