Stereo Scan 440 - DCU

B If B is pressed. the arrow keys may be used to conttol Beam Shift, or
fine image movement.
F starts a fme autofocus routine. This may be aborted by pressing the
Esc key.
The area used for autofocus, a reduced area at the centre of the screen,
may be moved after obtaining the image pop-up menu and selecting Focus
Area.
F + Shift Performs a coarse auto focus routine.
F Starts a focus scan where the focus distance is cycled between
limits. The space bar is used to stop the cycle.
G Auto Gun Alignment.
I If I is pressed the arrow keys may be used to adjust the two parameters
currently displayed in the image window. The left/right keys decrease
and increase the left parameter and the up/down keys increase and
decrease the right parameter. If the arrow keys are temporarily allocated
to any other parameter (eg by pressing B.M.S or Z). the keys may be
returned to the default mode by pressing I.
M If M is pressed the arrow keys are temporarily assigned to control
magnification and focus. The left/right keys increase and decrease the
magnification whilst the up/down keys increase and decrease the focus.
Optibeam is switched on, focus means Working Distance. If Optibeam is
off', focus means C3 lens current.
S If S is pressed the arrow keys can be used to control the Stage XY
position, or stage tilt/rotate position if shift is used with the arrow keys.
S+Shift If this key sequence is pressed the arrow keys can be used to
control the Step field.
V Displays the vacuum status panel.
Z If Z is pressed the arrow keys are temporarily assigned to control the
stage Z position. While an up or down arrow key is held down, the stage
moves in the appropriate direction, with the speed controlled by the
Stereoscan 440 Operator Manual