The invention discloses an adjustable medical film viewer. The adjustable medical film viewer comprises a bottom plate; the upper surface of the bottom plate is fixedly connected with two supporting columns; the top ends of the two supporting columns are both fixedly connected with the lower surface of a fixing plate; a first bearing is fastened to the upper surface of the fixing plate; the innerwall of the first bearing sleeves a first rotating shaft; and the top end of the first rotating shaft is fixedly connected with the bottom end of a first threaded column. According to the adjustable medical viewer, the adjustment of the height and horizontal angle of a shell is realized through the common action of a first movable rod, the first rotating shaft, the first bearing, the fixing plate,a fourth telescopic rod, the first threaded column, a first threaded cap, first connecting rods, a movable plate, a second rotating shaft, a second bearing, clamping slots, a clamping block, a secondsliding rod, a second sliding sleeve, a third spring and a third movable rod, and therefore, the adjustment of the horizontal angle of a medical image can be realized, and the observation of the medical images by a doctor can be facilitated, and convenience can be brought to the doctor.