Related Clues:

• Idea
• Surgical beam
• What you're looking at
• Game featuring Col. Mustard
• Eye surgery instrument
• You're looking at it
• Smart bomb's guide
• Light show source
• Part of a crossword puzzle
• Underwater missile
• ___-guided
• Red herring is a wrong one
• Help for a detective
• Travel guide?
• High-tech surgical tool