Related Clues:

• Some kind of nerve
• Visionary?
• Of the eyes
• __ nerve
• Pupil-related, maybe
• ___ disk (blind spot)
• Sight nerve
• Of peepers
• Of a sense
• Eyesight-related
• ___ nerve (eye part)
• About the eye
• ___ fiber
• Concerned with pupils?
• Telescope eyepiece