Difference between revisions of "Life (of a lamp)"

Revision as of 10:07, 25 February 2009

2-3-440

The time during which a lamp has been operated before becoming useless or considered as such according to certain specifications.

Note: The life of a lamp is generally expressed in hours.

Reference: C.I.E.

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

Revision as of 00:07, 25 February 2009 (view source) Oferiks (talk \| contribs) m (1 revision) ← Older edit	Revision as of 10:07, 25 February 2009 (view source) Oferiks (talk \| contribs) m (1 revision) Newer edit →
(No difference)