This is a superscription that tells about the psalm. Some scholars say that this is part of the scripture and some say that it is not. (See "What are Superscriptions in Psalms" in [Introduction to Psalms](../front/intro.md).)
Here the author refers to his eyes because that is the part of the body used for seeing. Alternate translation: "I look to you" (See: [[rc://en/ta/man/jit/figs-metonymy]])