BS EN 61315:2006

INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Preparation for calibration
  4.1 Organization
  4.2 Traceability
  4.3 Advice for measurements and calibrations
  4.4 Recommendations to customers
5 Absolute power calibration
  5.1 Establishing the calibration conditions
  5.2 Calibration procedure
  5.3 Calibration uncertainty
  5.4 Reporting the results
6 Measurement uncertainty of a calibrated power meter
  6.1 Uncertainty at reference conditions
  6.2 Uncertainty at operating conditions
7 Nonlinearity calibration
  7.1 Nonlinearity calibration based on superposition
  7.2 Nonlinearity calibration based on comparison
      with a calibrated power meter
  7.3 Nonlinearity calibration based on comparison
      with an attenuator
  7.4 Calibration of power meter for high power
      measurement
Annex A (normative) Mathematical basis
      A.1 Type A evaluation of uncertainty
      A.2 Type B evaluation of uncertainty
      A.3 Determining the combined standard uncertainty
      A.4 Reporting
Bibliography

Applies to instruments measuring radiant power emitted from sources which are typical for the fibre-optic communications industry.

This international standard is applicable to instruments measuring radiant power emitted from sources which are typical for the fibre-optic communications industry. The standard describes the calibration of power meters to be performed by calibration laboratories or by power meter manufacturers.