The emerald lens is a quest item used in Lunar Diplomacy to expose all the markings left on the ship by the Moon Clan.
It is used on a Bullseye lantern or Bullseye lantern frame to receive an Emerald lantern, similar to a Sapphire lantern.
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.