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TABLE OF CONTENTS
1.
OVERVIEW ......................................................................................................................................... 1
1.1.
1.2.
1.3.
1.4.
1.5.
1.6.
2.
CALIBRATION FIXTURE................................................................................................................. 3
2.1.
2.2.
2.3.
2.4.
2.5.
3.
DESCRIPTION................................................................................................................................ 3
ASSEMBLY ................................................................................................................................... 4
FIXTURE MAINTENANCE & TROUBLESHOOTING .......................................................................... 4
CALIBRATION PLAQUE ................................................................................................................. 5
PLAQUE MAINTENANCE ............................................................................................................... 5
PROCEDURES..................................................................................................................................... 7
3.1.
3.1.1.
3.1.2.
3.1.3.
3.1.4.
3.2.
3.3.
3.4.
3.4.1.
3.4.2.
3.5.
3.5.1.
3.5.2.
3.5.3.
3.5.4.
3.5.5.
3.6.
3.6.1.
3.6.2.
3.6.3.
3.6.4.
3.7.
3.8.
3.9.
3.9.1.
3.9.2.
3.9.3.
4.
MU COEFFICIENTS ........................................................................................................................ 1
DARK OFFSETS............................................................................................................................. 1
GAIN RATIOS ............................................................................................................................... 1
SEQUENCE OF PROCEDURES ......................................................................................................... 2
HYDROSOFT SOFTWARE .............................................................................................................. 2
CALIBRATION RESULTS ................................................................................................................ 2
GENERAL PREPARATION .............................................................................................................. 7
Computer ................................................................................................................................ 7
Environment............................................................................................................................ 7
Calibration Fixture and Plaque.............................................................................................. 7
Instrument Setup ..................................................................................................................... 7
STARTUP ...................................................................................................................................... 7
BASELINE CALIBRATION .............................................................................................................. 8
DARK OFFSET MEASUREMENT ..................................................................................................... 8
Preparation............................................................................................................................. 9
Data Collection....................................................................................................................... 9
MU MEASUREMENT ................................................................................................................... 10
Preparation........................................................................................................................... 10
Setting the Channel Gains .................................................................................................... 10
Measuring the µ Response Curves........................................................................................ 10
Plaque Reflectivity................................................................................................................ 11
Loading a File ...................................................................................................................... 12
GAIN RATIO MEASUREMENT...................................................................................................... 12
Setup ..................................................................................................................................... 12
Basic Procedure ................................................................................................................... 13
Direction of Motion .............................................................................................................. 13
Continuing Procedure .......................................................................................................... 13
STORING CALIBRATION RESULTS ............................................................................................... 14
FINAL STEPS............................................................................................................................... 15
ADVANCED SETTINGS ................................................................................................................ 15
Mu (µ) ................................................................................................................................... 15
Gain ...................................................................................................................................... 16
Offset..................................................................................................................................... 16
COEFFICIENT CALCULATIONS ................................................................................................. 17
4.1.
4.2.
4.3.
4.4.
MU ............................................................................................................................................. 17
SIGMA ........................................................................................................................................ 18
DARK OFFSETS........................................................................................................................... 19
GAINS ........................................................................................................................................ 19
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