Nikon Microscope Dust Cover E200, E400, 50i, 55i, Ci-L

Nikon E200, E400, E600, E600FN Microscope Condenser Pinion, All Metal

Nikon Eclipse E400 Microscope Head Locking Screw

Nikon Eclipse E400 Microscope Head Mount

Light Potentiometer Rheostat Olympus BX40 BX41 Microscope

Nikon Eclipse E400 Microscope Objective Turret Nosepiece

One NEW Olympus BX40 Microscope Sliding Potentiometer Rheostat

Nikon Microscope Rheostat / Potentiometer Replacement for Eclipse E400