LEITZ DIALUX 20 - Incident-light Fluorescence with PLOEMOPAK 2.4; Assembling the Device

Incident-light fluorescence with
PLOEMOPAK 2.4 fluorescence
vertical illuminator
Inserting the lamp
Ce ntring the lamp
See " Transmitted light "
Fig. 47
1 Li ght source
2 H ea t f ilt er
3 R
ed suppression filter
4 Fi eld di ap hr ag m
5 Lens
32
6 Filt er system wit h exci ting fil te r, d ichroic
beam-splitting mirr or and s uppr ess ion filter
7 Exc
itin g filt er
8
Di ch roic beam-splitting mirr or
9
Suppression filter
10 Objective
11 Spec imen
6 7
8
9
c:>
Assembling the device
Screw the lamp holder (48.2) onto the
PLOEMOPAK (48 . 1) . The bracket on
the
lamp housing engages in the re-
cess on the
PLOEMOPAK.
Unlock
the observation tube and remove
it from the stand.
Place the PLOEM-
OPAK
in its posit ion, ensure that the
holding pin on the lamp holder en-
gages in the
clamping device in the
stand.
Push the lever on the changing device
of the PLOEMOPAK to the rear, insert
1
2
Fig. 48
Fig. 49
the observation tube in the changing
device ; release the lever.
Introduce the lamp housing in the
lamp fitting (the grip of the bayonet lock
is vertical) and lock it in position by
turning it anticlockwise (cf . Fig. 20) . Re-
move the
condenser and replace it
with a light trap (Fig. 50) .
22976·5 13 A
Fig. 50
33