ZEISS
6 Operation | 6.2 Obtaining a First Image
2. In the Detector / Active Channel section, select
Signal A = SE2
from the
Signal A
drop-
down list.
INFO: We recommend using the SE detector to obtain the first image. This detector pro-
vides a good signal-to-noise ratio even at long working distances.
6.2.6.3 Setting a Fast Scan Speed
1. In the Crossbeam SEM Control panel, select the Imaging tab.
2. From the Scan Speed drop-down list, select Scan Speed = 1.
INFO: The lower the scan speed number, the faster the electron beam scans across the
specimen. Scan Speed = 1 allows you to get an image quickly.
6.2.6.4 Setting a Low Magnification
1. In the
Toolbar
, select the MagnifFocus/Auto Focus+Stig icon.
à
The
Status Bar
displays the values for magnification and focus.
2. In the
Status Bar
, click
.
à
The
Mag
window is displayed.
3. In the
Mag
input field, enter
500
.
4. Click
OK
.
à
The magnification is set to
Mag = 500 x
.
6.2.6.5 Setting a Long Working Distance
1. In the
Status Bar
, click
.
à
The
WD
window is displayed.
2. In the
WD
input field, enter
10
.
3. Click
OK
.
à
The working distance is set to
WD = 10 mm
.
6.2.6.6 Adjusting Brightness and Contrast
1. In the Crossbeam SEM Control panel, select the Imaging tab.
2. In the
Detector / Active Channel
section, use the scroll bars to adjust brightness and con-
trast.
6.2.6.7 Visualizing Details on the Specimen Surface
1. Select a detail on the specimen surface.
2. Verify the Magnification/Focus function is activated.
3. To adjust the magnification, hold down the left mouse button and drag the mouse within
the
Image Area
in left/right direction.
à
The current magnification is indicated in the
Status Bar
.
4. To adjust the focus, change the working distance. Hold down the mouse wheel and drag
the mouse within the
Image Area
in left/right direction.
à
The current working distance is indicated in the
Status Bar
.
5. Adjust contrast and brightness again.
Instruction Manual ZEISS Crossbeam 550L, Crossbeam 550 | en-US | Rev. 3 | 349500-8122-000
75
Summary of Contents for Crossbeam 550
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