User`s guide

Table of Content s
10 Agilent 81560A, 81561A, 81566A, & 81567A Optical Attenuator Modules, First Edition
Specifications 29
Definition of Terms 31
Accuracy (Uncertainty) 31
Attenuation 31
Attenuation Setting (where applicable) 32
Attenuation Range 32
Correction (of Attenuation) 32
Insertion Loss 33
Maximum Input Power 33
Operating Temperature 33
Polarization Dependent Loss (PDL) 33
Power setting (where applicable) 33
Reference Connector 33
Relative Power Meter Uncertainty (where applicable) 34
Repeatability 35
Resolution 35
Return Loss 35
Settling Time 35
Shutter Isolation 36
To ta l L o s s 36
Wavelength Range 36
Specifications 37
Performance Tests 39
Required Test Equipment 41
Test Record 42
Test Failure 42
Instrument Specification 42
Performance Test Instructions 43
Insertion Loss Test 44
Accuracy Test 45
Repeatability Test 46
Power Setting Repeatability Test 46
Return Loss Test 47
Polarization Dependent Loss (PDL) Test - Scanning method 49
Polarization Dependent Loss (PDL) Test - Mueller Method 50
Relative Power Meter Uncertainty Test 54
Test Rec ord 57