Related Clues:

• Seeing things
• Mr. Potato Head piece
• Eye membrane
• Lens cover
• Balls with lids
• Argus's 100
• Some are private
• Sight seers
• They may be brown or blue
• Needle parts
• Pupil covering
• You can see right through it
• They fill some holes in your head
• Optometrist's concerns
• They may be on the game