Related Clues:

• Revelation or enlightenment - with optical reaction?
• This surprises greatly - makes you look
• Fact that brings great surprise, dilating optics
• Fact that surprises or enlightens in optical way
• There's not a blinking thing that could be so surprising
• Seems sleep could never be such a surprise
• Source of sudden understanding
• What 5 was likely to do - something startling
• Hitherto unforeseen revelation?
• Look at the first person in surprise
• Regard leading batsman as a revelation
• … to watch first in — a startling sight
• A startling enlightenment!
• Startling thing
• Something startling