Zeiss Axiovert 200 Operating Manual page 80

Carl Zeiss
Fig. 3-15 Condenser 0.55, 6-position
H, Ph1, Ph2, Ph3, DIC, DIC
The motorized condenser can only be used with the motorized stand, or with a manual stand
which is equipped with an interface PC-board.
1x OPTOVAR key for the motorized change of Optovar settings (3-13/12)
Key for the selection of the Optovar magnification; switching sequence 1x, 1.6x, 2.5x
Key pressed briefly:
key pressed again:
In the LCD display, the selected Optovar magnification and the overall magnification are shown.
3-20
OPERATION
Axiovert 200 M
current position is shown in the LCD display for 4 s (or until the next press
of the key);
without LCD display, the position is approached imediately
target position is displayed and approached
Motorized condensers (3-13/16)
Motorized condenser, equipped with:
6-position turret for:
brightfield: H
phase contrast: Ph1, Ph2, Ph3 with centerable
stops
interference contrast: DIC I, DIC II
If a motorized condenser is recognized by the
Sub-bus of the stand, the current condenser
turret position automatically appears in the
lower line of the LCD display. The condenser
display is always available.
Motorized adjustment of the turret by pressing
key Rev (forward and backward, 3-15/1)
on the right side of the condenser.
Motorized adjustment of the aperture
diaphragm by pressing key A (open and close,
3-15/2) on the left side of the condenser. If a
phase stop is contained in the beam path, the
aperture diaphragm always fully opens
automatically (NA = 0.55).
The set turret position appears in the lower line
of the LCD display (e.g. Cond. DICII). Cond.
NA: 0.55 is displayed in a phase stop position,
and the key pair A is without function.
Axiovert 200
B 40-080 e 03/01