BS 3944:1965
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for colour filters for theatre lighting and other purposes
Hardcopy , PDF
15-08-1992
English
19-11-1965
Filters of plastics or similar material for theatre stage lighting and illuminated exit and similar signs. Tests for colour fastness to light and heat, and non-flammability. Colorimetric curves for ten colours.
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