4 – Terms
center of the plot. Subsequent pans use the same translation.
Passband The operational region of a filter in spectral space. It is sometimes
defined as the 6-dB bandwidth of a filter.
Process and Display
Options tab page
The tab page where the user selects the type of trace to be displayed
and the type of smoothing and averaging to be applied.
Reference marker A special marker from which the coordinates of other markers, in
wavelength and power, are measured.
Reference tab page Where the user selects what reference is to be taken (dark voltage,
zero loss, or both) and whether prompts are required after each
channel.
Window resize buttons If a window can be resized, there are three buttons. The left button is
the Minimize button to minimize the window as an icon, the middle
button is the Restore or Maximize button to toggle between the
custom-sized window and the screen-size window, and the right one
is the Close button to close or quit the current configuration window. If
the window cannot be resized, only the Close button is available.
Window title area Contains the name of the saved configuration window. The default is
SWSConfiguration00n, where n = 0 to 255.
Zero loss A reference measurement made with a fiber, against which relative
power measurements are made.
Zoom in Expands an image by reducing the X and Y scales. The center of the
image is unaffected.
Zoom out Reduces an image by increasing the X and Y scales, leaving the
center of the image in the same position.
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