TM 5-6675-313-14
c.
Pocket stereoscope.
(1) Position photographs in preparation for viewing in stereo.
(2) Remove pocket stereoscope from case and unfold legs.
(3) Set pocket stereoscope on photographs so that left lens is over left
photograph and right lens is over right photograph.
(4) Adjust interpupillary distance between lenses until it matches that of
viewer.
(5) Locate detail to be viewed on left photograph and center left lens over
it.
(6) Move right photograph until the same detail is centered under right lens
When viewed simultaneously, two details should merge into one. Adjust photographs
until this effect is achieved.
9-15
