Atec Dektak-I User Manual
Figure 1-1.
Dektak Surface Profile Measuring
Instrument.
SECTION I
GENERAL INFORMATION
DESCRIPTION
The Sloan Dektak Surface Profile Measuring System, consisting of
the
Dektak and associated chart recorder,
is
identified as Sloan
Part Number 900050.
o_`
surface profiles and surface elevation differences, or
heights,
angstrom
to 0.0039 inch.
cation of horizontal dimensions of a profile from
It-is simple to use,
term,
The Dektak
face
The
the
surface of the sample: The sensing head contains a diamond
with a tracking force preset at approximately 50
euzce).
of various applications by a screw adjustment located behind
profiles are reproduced in Figure 1-2.
sample_whose.profile
sensing
from less
units.
dependable operation in an industrial
illustrated.
is
head.
The stylus tracking force can be changed to meet the needs
The instrument is used for the measurement
than
The
In
The stage can be adjusted manually to level the
25 angstrom units to amaxinum
equivalents of these values are 0.1
addition, the instrument provides for magnifi-
2X
to
portable,
i
is-to
and ruggedly constructed for
environment:;
n
Figure 1-1.
be scanned rests on the stage beneaih
Recordings of sample
milligrams
step
of 1,000,0(0
microincr
5,000X.
long-
sur-
stylus
(O.OOii
the-
se_nsing
The sensitivity of the instrument can be selected from seven levels
ranging from
scale;
panel.
1 centimeter per minute
In addition, a manual over-ride
both
sanple positioning.
microscope
sa=le.
head.
1,000 angstrom units to 1,000,000
each level is represented by a selector button on the front
Three profile scanning speeds, regulated at 0.01, 0.1, and
forward
can.also be
and revers.e, to expedite
The sensing head is equipped
with integral illumination for direct observation of the
selected
function provides rapid traverse,
preliminary
angstrom
from the front panel.
scan, rescan, and
with
a 40-power
units full
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