Key
to
1.
Telescope
eyepiece
9.
Tribrach
assembly
2.
Setscrew
10.
Tribrach
spring
plate
11.
Setscrew
(3
rqr)
3.
Microscope
eyepiece
4.
Microscope
assembly
12.
Screw,
machine
(spec)
(2
rqr)
5.
Telescope
axis
cover
13.
Screw,
adjusting,
horizontal
circle
prism
(2
rqr)
14.
Clamp
pin
6.
Screw,
machine
(spec)
(2
rqr)
15.
Objective
end
of
telescope
7.
Adjusting
setscrew
(spec)
(2
rqr)
8.
Horizontal
circle
clamp
16.
Telescope
focusing
ring
1-9. Tabulated Data
a.
General.
Ltd.,
Manufacturer . . . . . . . . . . . . Wild
Heerbrugg,
Sensitivity
of
collima-
Heerbrugg, Switzerland
tion level . . . . . . . . . . . . .30 in. per 2 mm
Graduation
interval
of
Model . . . . . . . . . . . . . . . . . . . T-16-0.2 MIL.
Telescope . . . . . . . . . . . . . . . .28x (power)
horizontal and
vertical
circles.
. . . . . . . . . . .0.2
roils
Shortest
focusing
Magnification
of
distance . . . . . . . . . . . . . . .4.5 ft (feet)
microscope . . . . . . . . . . . . . 40x
Longest
aiming
distance
system
at
which
centimeter
lamps. . . . . . . . . . . . . . 4
(volts),
3
amp
(amperes)
can be read . . . . . . . . . . . .1,000ft
V
miniature
screwbase
Longest
aiming
distance
at
which
millimeter
system
can
be
evaluated
.
.
.
.
.
.
450
ft
batteries
.
.
.
.
.
.BA
30
Normal range . . . . . . . . . . . .6 to 12 miles
Clear objective aperture. . . . . . . . . . . . .1.57 in. (inches)
b.
Dimensions
and
Weights.
Diameter
of
field
Tripod, extended . . . . . . . . . . . . . . . . 5 ft
at 1,000 ft. . . . . . . . . . . . .29ft
Tripod, folded . . . . . . . . . . .3ft
Multiplication constant . . . . . . 100
Instrument
.
.
.
.
.
.
Addition
constant
.
.
.
.
.
.0
10
lb
(pounds)
Carrying case . . . . . . . . . . . .3 lb
Glass
circles
.
.
.
.
.
.
.
.
.
6400
roils
Tripod . . . . . . . . . . . . . . . . . .12 lb
Sensitivity of plate
level . . . . . . . . . . . . . . . . .30 in. per 2 mm (millimeter)
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