Fully functional, complete, signed Bausch & Lomb. Includes a working and powerful light source, on/off switch, 3 objectives (Cenco 4/0.13 and 10/0.25, Standard B&L), stage clips and a 3 3/4 inches diameter swiveling mirror. This industrial inverted microscope has a long aluminum arm, total height is 30 inches tall, base is 4 1/2 X 11 inches. Its head is easy to tilt up and down. It has a large 4 x 4 inches stage with both original stage clips, no sample glass included. Great working tool or show piece to teach chemistry.