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c. View your subject via the LCD screen.
4) Focusing the image
On the left lens, marked “far” and “near”. If the
observation distance is far, please rotate the lens to left. If
the distance is near, please rotate the lens to right. Users
can repeatedly adjust the optimal focal length according to
the actual observation distance.
When you track the target is blurry, it means that you need
to adjust the objective focusing handwheel, and repeatedly
debug until you get a clear image.
5) Digital zoom
Keep pressing the “IR +” or “IR-” button (3 / 4) to zoom in or
zoom out the image. the value of the magnification level