LSM 710 and LSM 780
CENTER SCREEN AREA / IMAGE CONTAINERS - …
Systems
Raster Scanning Image Correlation Spectroscopy
Carl Zeiss
02/2010 M60-1-0025
e
259
You can select a model from the
Model
pull down menu in the
Fit
table. Every stored model will be
listed (Fig. 301). Below the
Model
pull down menu the active channel is displayed in the
Channel
display
area. The table below lists the terms and parameters of the selected model in the
Parameter
column, its
current value in the
Value
column, the type of the parameter in
Type
column that can be set as
Free
(freely floating with initial guess),
Fixed
(no fit) and Start (freely floating with start value) from the
Type
pull down menu between (Fig. 302), the lower and upper limits assigned by typing in the desired number
to the parameter in the
Lower limit
and
Upper limit
columns and the type of global linkage in the
Link
column, which presently is not activated. Terms in the parameter columns can be activated or deactivated
by ticking or un-ticking the respective check boxes.
Fig. 301
The model pull down menu of the Fit table
In the
State
display area any abnormal settings will be
displayed. For example, if Number particles and
Geometric factor are both set to free, the system will
comment that one has to be fixed (Fig. 303).
Fig. 303
The State display area with message
To perform a fit press the
Fit
button. The active correlation function will then be fitted according to the
settings in the
Fit
table. Pressing the
Undo
button will cancel the commands in the reverse order of their
placement. The
Redo
button will become active once the
Undo
button has been pressed once. It allows
recalling cancelled commands in the order of their cancellation.
Fit results and statistics will be listed in the
Result
table (Fig. 304). It lists the channel and all parameters
(with or without standard deviation according to the settings) that are present in the
Fit
table as well as
the
Χ
2
(chi
2
) value of the fit.
Fig. 304
The Result table
Fig. 302
Type pull down menu
