Difference between revisions of "Pre-Focus Cap"

From International Dictionary of Marine Aids to Navigation
Jump to navigation Jump to search
 
 
(5 intermediate revisions by one other user not shown)
Line 6: Line 6:
By this means, reproducible positioning can be assured when the lamp is inserted in a suitable lampholder.
By this means, reproducible positioning can be assured when the lamp is inserted in a suitable lampholder.


[[Image:Ch2_Fig26.jpg|400px]]
[[Image:Ch2_Fig26.jpg|400px|border]]




Line 16: Line 16:


{{languages|Pre-Focus Cap}}
{{languages|Pre-Focus Cap}}
[[Category:2.3 Light Sources]
[[Category:2.3 Light Sources]]
[[Category:Alphabetical Index]]
[[Category:Alphabetical Index]]
[[Category:IALA Dictionary 1970-89 Edition]]
[[Category:IALA Dictionary 1970-89 Edition]]
[[Category:IALA Dictionary 2023 Revision]]

Latest revision as of 15:19, 3 February 2024

2-3-130

A cap (type P) which enables the luminous element to be brought into a specified position relative to the cap during manufacture of the lamp.

By this means, reproducible positioning can be assured when the lamp is inserted in a suitable lampholder.

Ch2 Fig26.jpg


Note: A Flanged Cap (Culot a Ailettes in French; Flanschsockel in German) is a particular type of pre-focus cap.

Reference: C.I.E. (modified)




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)