AmScope 60X Plan Achromatic Objective Lens with Knurled Ring

AmScope 20X Plan Achromatic Objective Lens with Knurled Ring

AmScope 40X Plan Achromatic Objective Lens with Knurled Ring

AmScope 10X Plan Achromatic Objective Lens with Knurled Ring

AmScope 100X Achromatic Microscope Oil Immersion Objective with Black Finish

AmScope 100X (Spring, Oil) Infinity Plan Achromatic Microscope Objective Lens

AmScope 100X Achromatic Objective Lens for Compound Microscopes