Sighting Device
2-4-055
A device which allows an optical apparatus to be aligned in a given direction.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
2-4-055
A device which allows an optical apparatus to be aligned in a given direction.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
ampere
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM