Viavi 8100 V2 Series User Manual page 469

Approx. formula
Select the approximation formula to be used for generation of the delay, dispersion and
slope curves:
Please refer to ITU-T G.650.1 or IEC 60793 1-42 for further information.
Quadratic
Sellmeier 3-term
Sellmeier 5-term
Lambda Log
See "Most suitable method of approximation according to trace zone" on page
You can also let the product to configure automatically the approximation formula to be
used by selecting Auto.
It is recommended to select the quadratic formula when the
81XXX,Module is used with an OBS-5XX, a 81BBS1A or a 81BBS2A, in
SCL mode.
Amplified link
Select Yes when measuring through optical amplifiers (see
ment through amplifiers" on page
Display
Wavelength
This parameter enables to set the displayed wavelength range.
Full Displays results along the full available wavelength range
S+C+L Band Displays results along S, C + L bands..
C+L Band Displays results along C + L bands.
C Band Displays results along C band
ITUCWDM Displays the ITU-T G.694.2 CWDM channels exclusively
ITUDWDM Displays the ITU-T G.694.1 DWDM channels exclusively
Channel spacing can be fixed at: 25 GHz, 50 GHz, 100 GHz or 200 GHz.
Chapter 14 CD measurements using phase shift method
2
A+Bλ+Cλ .
−2
2
A+Bλ +Cλ
2 -2
A+Bλ +Cλ
A+Bλ+Cλ ln(λ).
439).
User Manual
.
4 -4
+Dλ +Eλ .
78000010220 Rev. 024
Configuring the CD test
"Performing a CD measure-
10.
433