Difference between revisions of "Extra High Pressure Mercury (Vapour) Lamp"
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{{languages|Extra High Pressure Mercury (Vapour) Lamp}} | {{languages|Extra High Pressure Mercury (Vapour) Lamp}} | ||
[[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]] | ||
Revision as of 00:07, 25 February 2009
2-3-375
A mercury vapour lamp in which, during operation, the partial pressure of the vapour reaches a very high value, of the order of 106 newtons per square metre (10 atmospheres) or more.
Reference: C.I.E.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
