Wall or ceiling lamp
FIG. 1 is a perspective view of a wall or ceiling lamp with an ellipsoidal diffusor fitted into a frame support with peripheral caps; 
     FIG. 2 is a front view of the lamp shown in FIG. 1; 
     FIG. 3 is a side view of the lamp shown in FIG. 1; and, 
     FIG. 4 is an end view of the lamp shown in FIG. 1.