Olympus CK2 Inverted Phase Contrast Microscope Eyepiece Objective Phase Slider

Olympus CK2 Inverted Phase Contrast Microscope with 2x Eyepiece, 3x Olympus. Olympus phase slider with 4x and 10x/20x phase rings. Olympus LWD C A20PL 20x phase objective. Objective, and Phase Slider.

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