Orion ATLAS EQ-G - Manual (Page 22)

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piece field of view. Adjustment in Dec. axis using the hand
controller may be necessary.
9. Loosen the R.A. lock knob and carefully rotate the tele-
scope 180° about the R.A. axis (Figure 18a &18b) This
should be done as accurately as possible referencing the
R.A. mechanical setting circle.
10.Adjust the position of the telescope in the Dec. axis so
Polaris lies on the R.A. crosshairs of the illuminated reticle
eyepiece (Figure 17).
11.Carefully push the telescope in horizontal motion while
observing the movement of Polaris in the eyepiece field of
Figure 20a. Adjust the optical axis offset screws this way if
Polaris moves toward the center of the eyepiece when the tube is
pushed as in Figure 19.
Figure 20b. Adjust the
screws this way if Polaris moves
away from the center of the
eyepiece.
Figure 19. gently push the telescope horizontally to determine
direction of optical axis offset.
Figure 18a‑b. Rotate the telescope 180° about the R.A.axis.
a. b.