The invention discloses an ultraviolet thin-layer chromatography photographing instrument with the high universality.The ultraviolet thin-layer chromatography photographing instrument is characterized in that a box (1) and a box door (2) located on the side face of the box (1) are included, a camera (3) is arranged at the top end inside the box (1), ultraviolet lamps (4) are arranged on the inner side walls of the box (1), a window (5) is arranged on the portion, beside the camera (3), of the box (1) and connected with an optical channel (10), the corners of the optical channel (10) are each provided with a plane mirror (11) which is arranged at 45 degrees, the optical channel (10) extends to the position above the box door (2), and a viewing opening of the optical channel (10) directly faces an observer; the bottom face of the box (1) is provided with a supporting table (12) used for carrying thin-layer chromatography plates (9).According to the ultraviolet thin-layer chromatography photographing instrument with the high universality, the thin-layer chromatography plate is easy to take and place, and the thin-layer plates of various specifications are convenient to take and place.