ISO 2691:1987
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Photography Expendable photoflash lamps (without integral reflector) Defintions and requirements for luminous flux/time characteristics
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
06-10-2019
English, French
12-17-1987
The specifications apply to photoflash lamps in which the light is produced by a combustion within a transparent envelope, initiated by an electrical contact. the important time intervals of the luminous flux/time characteristics for such lamps are given, and the lamps are classified on the basis of these intervals.
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