2-3
A Quick Tour
A Quick Tour
All displayed wavelength values show values as measured in a vacuum. This
default setting can be changed to show values as measured in air. See “To
change the default wavelength settings” on page 3-63 for more information.
The
OPTICAL INPUT
connector on standard instrument versions uses
single
mode fiber
. Connecting multi-mode fiber to these connectors results in large
reflections and insertion loss.
Auto Align
To ensure maximum amplitude accuracy, connect an input signal to the instru-
ment and then press
Auto Align
. This starts an automatic alignment procedure
that should be performed whenever the instrument has been:
• moved,
• subjected to large temperature changes, or
• warmed up at the start of each day.
Auto Meas
Press the
Auto Meas
key to automatically locate the largest signal present at the
input connector.
Appl’s
Additional software applications can be purchased and installed in your opti-
cal spectrum analyzer. These applications automate and simplify your mea-
surement tasks. Press this key to access your applications.
book.book Page 3 Monday, January 31, 2000 10:34 AM
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