195 1X 2X RMS Achromatic Infinity Objective Lens for Biological Microscope

195 Microscope Objective 4X 10X 20X 40X 60X 100X Achromatic Objective Lens

Lab Biological Microscope Parts 195X Achromatic Microscope Objective Lens

195 Achromatic Microscope Objective Lens 4X RMS 20.2mm Thread for Biological Lab

Biological Microscopes Achromatic Objective Lens 4X 10X 20X 40X 60X 100X 195mm

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195 Achromatic 100X Oil Immersion Microscope Objective Lens RMS 20.2mm

10X 195 Plan Achromatic Objective Lens RMS 20.2mm for Biological Microscope