BS 667:1968
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 portable photoelectric photometers
Hardcopy , PDF
10-15-1996
English
02-29-1968
Cooperating organizations
Foreword
Specification
1. General
1.1 Scope
1.2 Definitions
1.3 Calibration and testing temperature
1.4 Marking
2. Design requirements
2.1 Classification
2.2 Scale ranges
2.3 Scale marking and figuring
3. Test requirements
3.1 Limits of error
3.2 Fatigue
3.3 Oblique illumination
3.4 Spectral response
3.5 Temperature
Appendices
A. Calibration and testing procedures
B. Measurements of illumination from sources
other than tungsten filament lamps
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