lens toward the object increases image size, while moving the
lens away from the object decreases image size. Maximum
reduction is obtained with an objecttolens distance of
approximately 60 inches.
FIGURE 14. Camera set, set up for horizontal operation,
rightrear view.
f. Rotate the rear handwheel (figure 14) or the camera (clockwise or
counterclockwise as required) until the image on the ground focusing glass
(figure 14) is coarse focused. Rotate the back focusing handle (figure 14)
until the image is sharply focused.
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