Rotating Optic: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
m (1 revision) |
(No difference)
| |
Revision as of 00:00, 25 February 2009
2-2-185
Alternative term: Revolving Optic
An assembly of one or more optical panels revolving about a vertical axis, and intended to produce a flashing light by Method a. of Note 1: to 2-2-180.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
[[Category:2.2 Optical Apparatus]