Nikon Eclipse E400 Trinocular head with adjustable microscope riser. Quintuple nosepiece fixed to main body with 4X,10X,40X, and 100X infinity optics. 10X wide field oculars. Rectangular 160.5mm x 208.5mm surface stage, 78mm x 54mm cross travel range using low-positioned coaxial X and Y motion control knob on right-hand side. 6V 30W halogen lamp, precentered and prefocused; Auto photo preset switch.