User`s guide

Tab l e o f C o n t e n t s
Agilent 81560A, 81561A, 81566A, & 81567A Optical Attenuator Modules, First Edition 11
Te s t E qu i p m e n t U s e d 58
Insertion Loss Test 59
Attenuation Accuracy Test 59
Attenuation Repeatability Test 60
Power Setting Repeatability Test 60
Return Loss Test 61
Polarization Dependent Loss Test - Scanning Method (11896A) 62
Polarization Dependent Loss Test - Mueller Method (8169A) 62
Relative Power Meter Uncertainty Test 64
Cleaning Information 65
Safety Precautions 67
Why is it important to clean optical devices? 67
What do I need for proper cleaning? 68
Standard Cleaning Equipment 68
Dust and shutter caps 68
Isopropyl alcohol 69
Cotton swabs 69
Soft tissues 70
Pipe cleaner 70
Compressed air 70
Additional Cleaning Equipment 71
Microscope with a magnification range about 50X up to 300X 71
Ultrasonic bath 71
Warm water and liquid soap 72
Premoistened cleaning wipes 72
Polymer film 72
Infrared Sensor Card 72
Preserving Connectors 73
Cleaning Instrument Housings 73
Which Cleaning Procedure should I use ? 74
How to clean connectors 74
How to clean connector adapters 75
How to clean connector interfaces 76
How to clean bare fiber adapters 77
How to clean lenses 78
How to clean instruments with a fixed connector
interface
78
How to clean instruments with an optical glass plate 79