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b. If at day, make sure the IR is off (if IR is on, screen will turn
from colored to black and white ).
c. If at night, make sure you have turned on the IR, press IR
up(3) (if IR is on, screen is black and white).
d. Please rotate to the left to focus on the farther targets, and
to the right to focus on closer targets. (the lens is aligned
with the target, observed through the screen, according to
the actual distance, turn the focus wheel to adjust the focus
until the screen display is clear).
e. There is a Far-Near logo on the focusing wheel. Rotate the
focusing wheel in the corresponding direction according to
the far/near viewing distance. You need to rotate the
focusing wheel to the left for long-distance viewing, and to
the right for close viewing. The focus is in place until the
screen display is clear.
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