Display lamp illumination color fastness tester

The utility model relates to the technical field of sample color fastness detection, in particular to a display lamp illumination color fastness tester which comprises a test box and a liftable sample frame arranged in the middle of the test box, a temperature and humidity sensor is arranged on the inner side of the test box, and a control panel with a timing switch is mounted at the top of the outer side of the test box. A fluorescent tube and a down lamp are mounted inside and outside the top of the test box, one end of the sample holder is in threaded connection with a vertically arranged adjusting shaft, an evaporation plate for changing the temperature and humidity in the test box is arranged at the rear part in the test box, and a water tank for introducing hot steam into the evaporation plate is arranged at the rear side outside the test box. According to the utility model, the test box capable of distinguishing samples for light irradiation is arranged, so that the samples are subjected to irradiation