Difference between revisions of "Cruciform Filament"
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Revision as of 13:00, 15 February 2009
2-3-205
A filament composed of two grid filaments at the same light-centre-length, intersecting symmetrically at right angles along the axis of the lamp.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
[[Category:2.3 Light Sources]