FIBRE OPTIC INTERCONNECTING DEVICES AND PASSIVE COMPONENTS - BASIC TEST AND MEASUREMENT PROCEDURES - PART 3-43: EXAMINATIONS AND MEASUREMENTS - MODE TRANSFER FUNCTION MEASUREMENT FOR FIBRE OPTIC SOURCES
International Electrotechnical Committee
FOREWORD
1 Scope
2 Normative references
3 General description
4 Theory
4.1 Alternative method
4.2 Mode power distribution
4.3 Constraints
5 Apparatus
5.1 General
5.2 Test sample
5.3 Sample positioning device
5.4 Optical system
5.5 Camera
5.6 Video digitiser
5.7 Calibration
6 Procedure
6.1 Mounting and aligning the sample
6.2 Optimisation
6.3 Acquiring the data
7 Calculations
7.1 Background level subtraction
7.2 Location of centroid of intensity profile
7.3 Differentiating the intensity profile
7.4 Computing the MTF
8 Results
Annex A (informative) Sensitivity of MTF and MPD to core
parameters
Bibliography
Specifies the method for measuring the mode transfer function (MTF) to be used in characterising the launch conditions for measurements of attenuation and or return loss of multimode passive components.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 86 |
