Interestingly, in all incarnations it seems Slade Wilson (Deathstroke), loses his eye in several different ways, (Damien Wayne stabbing it with a sword in Son of Batman movie to Oliver Queen shooting it with an arrow in the Cws Arrow), however, one thing holds true, it's always the right eye.
Slade Wilson is the identity of DC's one-eyed, former-army super-soldier assassin "Deathstroke, the Terminator".
The woman with Arthur Curry or AC (Aquaman) is his wife Mera, Queen of Atlantis and mother to Aqualad, who later joins Young Justice, which is a teen-age JLA.
Clark uses his X-ray vision on General Wilson and sees the symbol for Omega, this is the major symbol representing Darkseid and his planet Apokolips.
It is revealed that Michael Hogan's character, Slade Wilson loses his right eye in the oil rig explosion. in a bit of irony, he also played a character in Battlestar Galactica, Colonel Saul Tigh. who also loses his right eye.