Fisher Scientific 20X/0.40 160/0.17 Phase 20 DM Microscope Objective

Nikon Plan 20 20x 0.4 160/0.17 Microscope Objective Lens

160/0.17 45 EP 20X / 0.40 Achromatic Microscope Objective lens

Nikon Ph2 20 DL 0.4 160/0.17 Dark Low Microscope Objective Lens Made in Japan

20X Plan Bio-Microscope Achromatic Objective Lens with Knurled Ring 160/0.17

Fisher Scientific 10x 0.25 NA 160/0.17 Microscope Objective Lens

Fisher Scientific Microscope Objective Lens PL 40/0.65 160/0.17

160/0.17 45 EP 20X / 0.40 Achromatic Microscope Objective lens