Rack
2-2-055
Parts of the frame of an optic, into which the rings are fitted.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
[[Category:2.2 Optical Apparatus]
2-2-055
Parts of the frame of an optic, into which the rings are fitted.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
[[Category:2.2 Optical Apparatus]
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM