User`s guide

Specifications
30 Agilent 81560A, 81561A, 81566A, & 81567A Optical Attenuator Modules, First Edition
The Agilent 81560A, 81561A Variable Optical Attenuator modules and
Agilent 81566A, 81567A Variable Optical Attenuator modules with
Power Control are produced to the ISO 9001 international quality
system standard as part of Agilent Technologies’ commitment to
continually increasing customer satisfaction through improved quality
control.
Specifications describe the modules’ warranted performance.
Supplementary performance characteristics describe the modules
non-warranted typical performance.
Because of the modular nature of the instrument, these performance
specifications apply to these modules rather than the mainframe unit.