Olympus STM7 Instructions Manual page 50

a
c
b
g
d
e
44
7
f
j
h
i
8
9
10
} Autofocusing selection cannot be changed during operation in
Trackable level difference
(Reference value using
When the unit tracks at the focusing position of a specimen with
steep or big level differences, the unit sometimes misses the focusing
position and becomes no longer capable of tracking. (FOCUS LED
g on the front of the autofocus unit blinks.) Should this be the case,
press the AF START/STOP button f on the focusing controller twice
to resume the search operation.
When the focusing position is detected, one short beep indicating
the beginning of tracking is generated and tracking at the focusing
position starts.
(FOCUS LED g on the front of the autofocus unit is turned ON.)
When the focusing position cannot be detected, three short beeps
indicating an error are generated and FOCUS LED g on the front
of the autofocus unit blinks.
When moving the focusing unit closer to the focusing position by
rotating the FOCUS button h of the focus controller or the coarse
focusing knob i , the focusing position is detected automatically
and it tracks at the focusing position after the one short beep
indicating the start of tracking is generated.
When you press the DATA/HALF button j on the focusing controller
during tracking at the focusing position, the coordinates at that time
are output to the external computing device.
To stop tracking at the focusing position, press the AF START/STOP
button f on the focusing controller.
(TRACK of the digital indicator blinks.)
To exit AF, press the AF MODE button a on the focus controller.
(LASER LED b and FOCUS LED g on the front of the autofocus
unit, the [AF TRACK] indicator e on the front of the control box for
motorized and TRACK of the digital indicator are turned OFF.)
TRACK mode.
Press the AF START/STOP button f to stop operation in TRACK
mode before changing the autofocusing selection.
With 20X objective: ±150 μm
With 50X objective: ±20 μm
mirror sample)
With 100X objective: ±5 μm
With 10X objective: ±500 μm