Olympus Microscope Objective Set w/ Turret Nosepiece 4x 10x 40x 100x Oil Japan

Olympus (BH-PRE) 4 Objective Centerable Revolving Nosepiece

Olympus Pol Single Objective Centerable Nosepiece

Olympus Microscope Neo Objective Set 5x 10x 20x 40x BH2 w/ Turret Nosepiece

Olympus - BH-PRE; Quadruple Revolving Centerable Nosepiece

Nikon Eclipse E800 6-Position Objective Nosepiece Turret

Leitz Ortholux Pol Single, Centerable Objective Carrier