TM 5-6675-316-14
(3) Lift zoom power-changer until click is heard.
(4) Rotate left independent zoom control knob fully to right.
(5) Rotate right independent zoom control knob fully to left.
(6) Rotate zoom power-changer knob until 0.7 setting is alined with indicator
mark.
(7) Push zoom power-changer knob down to engage right and left optical
systems.
dots
(8) Turn rhomboid focus knobs until black dots on knobs are alined with white
on rhomboid arms.
(9) Close left eye and view right photograph.
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