Vertical circle diameter 3.8 in.
4. Identification and Tabulated Data
Vertical circle
8 min.
a. Identification. The theodolite and carrying case
graduation.
have the following identification markings:
Micrometer circle
0.2" (second)
(1) Theodolite. The manufacturer's name,
graduation.
model, and serial number are engraved
Clear aperture of objective .....2.4 in.
on the inverter prism cover.
Plate level sensitivity.............. 7" per m (millimeter)
(2) Carrying case hood. The manufacturer's
Collimation level sensitivity ....12" per 2 mm
name, model, and serial number are
Coincidence adjustment of .....0.2"
stenciled on the carrying case hood.
collimation level.
b. Tabulated Data.
Microscope magnification.......37X
(1) General.
(2) Dimensions and weights.
Manufacturer..........................Wild Heerbrugg Ltd.
Tripod (nontelescopic)............5 feet
Heerbrugg, Switzerland.
Instrument .............................25 lb (pounds)
Model .....................................T-3
Carrying case.........................8 lb
Telescope ..............................24, 30, 40X (power)
Pack rack ..............................4 lb
Telescope length ...................10.25 in. (inches)
Tripod ....................................16 lb
Glass circles...........................360 (degrees)
Horizontal circle
5.5 in.
5. Difference in Models
diameter.
This manual covers only the Wild Heerbrugg Model
Horizontal circle
4 min. (minutes)
T-3 Theodolite. No known unit differences exist for the
graduation.
model covered by this manual.
AGO 5078A
8