The obverse of the coin depicts a light source from which the light rays spread by the fan are collected, amplified and focussed in one direction by a lens. RIGAS VESTURES UN KUGNIECIBAS MUZEJS
Description reverse
Facing portrait of Doctor Nikolaus von Himsel (1729–1764), the founding father of the Museum of the History of Riga and Navigation. 5 EURO, 2023, LATVIJA
Reference
Latvia. 5 Euro (Silver) 2023, Royal Dutch Mint. CoCo LV-2023-0005.