Optic (noun)

1. Relating to sight or vision.
2. Of or relating to the eye or eyes.

Origin:

Mid 17th century: from latin opticus, from greek optikos, from optos "seen", from ops "eye".

Examples:

1. The doctor checked his optic nerve for damage.
2. Optic fibers are used to transmit data over long distances.
3. The telescope uses a system of mirrors and lenses to focus the optic light.
4. Optic technology is used in many medical procedures.
5. The optic nerves in the eyes transmit visual information to the brain.