5
MOTORIZED REFLECTED LIGHT BRIGHTFIELD/DARKFIELD
OBSERVATION PROCEDURE
}The following flow shows the basic operating procedure for reflected light brightfield or darkfield observation. The operat-
ing procedures for polarized light and Nomarski DC observations will be described separately in their descriptions.
(Controls Used) (Page)
Set the main switch to “ I ”
(ON) .
@ Main switch I (ON)
² Lamp ON-OFF switch (ON)
³ Transmitted/reflected light
switch ( )
Select the brightfield (BF) or
darkfield (DF) observation.
| BF/DF button
Disengage the
analyzer, polar-
izer, filter, etc.
from the light
path.
Check inter-
locking of the
ND filter.
ƒ Interlocked ND filter (P. 10)
Select the light path
(trinocular tube only).
… Light path selector knob
Place the specimen on the
stage.
† Stage plate
‡ X/Y-axis knobs
Engage the 10X objective in
the light path.
Š Objective button
Bring the specimen in focus.
‰ Stage up/down buttons
(Controls Used) (Page)
Adjust the
brightness.
‹ Brightness control knob
Adjust the in-
terpupillary
distance.
Adjust the di-
opter.
ΠBinocular tube
™ Diopter adjustment ring
Adjust the aperture iris dia-
phragm and field iris dia-
phragm.
} Open both iris diaphragms
in case of DF observation.
š AS +/- buttons (P. 9)
› FS knob (P. 7/8)
Engage the desired objec-
tive in the light path and
bring the specimen in focus.
Š Objective button
‰ Stage up/down buttons
Insert the
required fil-
ters.
œ Filter insertion slots (P. 11)
Adjust the
brightness.
‹ Brightness control knob
Start observation.
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