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Table of Contents

D Performance Tests

D.1 Equipment Required .............................................175
D.2 Test Record .............................................................177
D.3 Test Failure .............................................................177
D.4 Instrument Specification .......................................177
D.5 Performance Test ...................................................178
I. Total Insertion Loss Test .................................................179
II. Linearity/Attenuation Accuracy Test .............................182
III. Attenuation Repeatability Test ......................................184
IV. Return Loss Test ...........................................................185
D.6 V. Polarization Dependent Loss (PDL): Optional 191
Polarization Dependant Loss Test (Mueller method) .........192

E Cleaning Information

Cleaning Inst ruction s for this Instrument ......................... ...248
E.1 Safety Precautions ..................................................249
E.2 Why is it important to clean optical devices ? .....249
E.3 What do I need for proper cleaning? ...................250
Standard Cleaning Equipment .............................................250
Additional Cleaning Equipment ..........................................253
E.4 Preserving Connectors ...........................................256
Making Connections ...........................................................256
Dust Caps and Shutter Caps ...................... ...... ................. ...256
Immersion Oil and Other Index Matching Compounds ......256