Olympus C Ach N 10x 0.25 PhP Phase Contrast Inverted Microscope Objective
Olympus Phase Contrast Objective Lens C Ach N 10X/0.25 PhP ∞/-/FN22. Used inverted routine microscope for CKK etc. For inverted routine microscopes CKK41, 31, etc. Phase contrast achromatic objective lens.