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Nikon M Plan 20 / 0.4 210/0 Metallurgical Microscope Objective Lens Clean

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Nikon CF Plan 20X / 0.46 ∞/0 BD Microscope Objective Lens Japan Metallurgical

Nikon CFN Plan ELWD Ph2 DM 20x/0.4 160/1.2 RMS Microscope Objective - Excellent

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