Possible Clues:

• Through repeated reflection, it enables one to overlook obstacles
• Tubular submarine device
• With this, car fairies manage to look up?
• Perhaps the fairies can manage to deal with 20 across
• Sub viewer
• It seems that the fairies manage with the overseer
• That'll enable one to overlook things
• Fairies manage to overlook this
• One helps to look up translation of prose epic
• Viewing instrument in a submarine