Micro vision is the ability to see extremely small residues, smudges, streaks, or other marks that humans can't see using the naked eye. Kryptonians can develop this ability. This ability can be combined with X-ray vision.
Characters with this ability
Clark Kent - Clark first manifested this ability in Masquerade although is unknown when he developed it. He used micro vision to see small residues of ink in Desaad's victims at the morgue.