The Albator is controlled by the movable
image aperture plate, which in turn, is
a. General. If, in the course of testing the base
controlled by three adjusting screws.
block assembly, an electronic component is found
The top outside adjusting screw moves
to be defective or in need of change for shutter
the Albator line up and to the right (in)
or down and to the left (out). The bot-
strictly adhered to. The value of the resistors and
tom outside adjusting screw moves the
capacitors listed is dependent upon the color code
Albator line up (in) or down (out). The
dot painted on the photocell (V1).
inside adjusting screw moves the Alba-
b. Color Code Table.
tor to the left (in) or right (out).
c. Using the three adjusting screws, position
Values in kilo-ohms
the Albator so that it appears square when the
finder assembly is level. Shellac the movable
image aperture plate and adjusting screws in Po-
d. To make a topside adjustment, proceed as
(1) Set the finder on a flat surface and sight
on an object 1 mile away.
(2) Loosen the turret assembly locking
RESISTORS-Values in ohms 10%
(3) Tighten the turret assembly adjusting
screw located on the underside of the turret as-
(4) To lower the movable image, tighten the
two Allen screws on the underside of the turret
(5) To raise the movable image, loosen the
CAPACITORS-Values in Microfarads
same two Allen screws.
(6) Adjust the position of the movable image
C2 & C3
in the eyelens until it is aligned with the fixed
image. If the images will not superimpose, set
them as close as possible and proceed with step 7.
(7) Tighten turret assembly locking screw
and apply shellac to the two Allen screws and
turret assembly adjusting screw on the underside
of the turret assembly.
(8) Secure the movable image lens in the tur-
3-21. Preliminary Adjustment
ret assembly with shellac.
(9) If further adjustment is required, use the
Preliminary adjustments must be made before the
top left-hand image adjusting screw. Turn the
range finder/viewfinder assembly is mounted on
screw in to raise the image, and out to lower the
are made after the range finder/viewfinder assem-
bly is mounted on the camera.
e. To make a range adjustment, proceed as fol-
a. Place the rangefinder/viewfinder assembly on
(1) Set the finder assembly on a flat surface
a flat surface at eye level.
and sight on an object located about a mile away.
b. Sight through the eyelens and check that the
(2) Adjust the movable image by turning the
Albator (the yellow dotted line used to frame the
locking screw at the rear of the turret assembly.
image) is parallel to the image seen through the
When the image is approximately correct, shellac
the screw in place.