Luminance meters. Requirements and test methods not-for-sale General principles for expressing and

General principles for expressing and structuring ODP system specifications using UML

Current toxicity tests attempt to measure the toxic potency of laboratory-generated fire effluent

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Additionally this document applies to single wall chimneys whose surface is in contact with flue gases

Luminance meters. Requirements and test methods not-for-sale General principles for expressing and1 Scope This British Standard specifies performance requirements for luminance meters for the measurement of photopic luminance for applications other than the measurement of luminaires. It specifies the performance requirements for two types of luminance meter, Type L (laboratory instruments) and Type F (field instruments). This standard is intended for use by meter manufacturers and users. NOTE The requirements specified for a Type L meter in this