Open photoelectric effect tests appearance

The utility model discloses an open photoelectric effect tests appearance, including the LED light source, the light filter of the different colours of polylith, the light ring, convex lens, concavees lens, sample platform and light magnetron, the LED light source is installed on the wall of seal shell left side, the casing middle part is provided with the barn door, the barn door just is provided with the light trap to the LED light source, the polylith light filter is installed on the carousel and is guaranteed that the carousel rotates the every light filter in back and can adjust the light trap well, the carousel is rotatably installed on the barn door right side, the light ring, convex lens and concavees lens in proper order from a left side to install on the sleeve rightly and the assurance center just to the light trap, the sleeve right -hand member is connected on the lateral wall of sample chamber, the sample platform is installed to the sample intracavity, the glazed magnetron of sample platform rig