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5. Method 2, you can select "Continuous Shooting", in "Image Parameter Setting", by
adjusting "Focus Distance", you can check the image sharpness in real time, and you can
adjust the sharpness flexibly.
Note: The above operations can complete the setting of the barcode reader to focus
on the image clearly.
FV104 is a manual focus type code reader. You can use the Allen key to rotate the knob
on the back of the main unit to adjust the focal length, and determine whether the focal
length is well adjusted through the imaging of the host computer.