On May 2018 International Association of Marine Aids to Navigation and Lighthouse Authorities made conference in Incheon, South Korea. During the conference lighthouses heritage exhibition was organized, so it was possible to see very good collection of various lighthouses stuff.
Exhibition started from large amount of Fresnel lenses:
And various lanterns:
Then i was a very good timeline of the lamps starting from oil and till modern electric LED units
Also there was a real foghorn
And fog bells:
Good collection of various LH keepers stuff:
Blueprints of the lighthouses:
And books about them:
Of course it was huge number of models of lighthouses round the globe:
And in the end huge exposition of any kind of stuff contains symbols or pictures of lighthouses:
Conference had great success and the exhibition was very popular. Thanks to IALA and Korean authorities for such great event!