Datalogic Scanning Matrix 400 User Manual
Page 25

RAPID CONFIGURATION
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Continue rotating the Focusing ring on the lens a little farther; the Current Focus
Quality Bar decreases (red) see below.
Rotate the Focusing ring in the opposite direction. The Current Focus Quality Bar (green)
increases towards the vertical optimal focus line (green) until the optimal focus is
reached; the Current Focus Quality Bar touches the vertical optimal focus line
(indicating the best focus).
Tighten the Locking Knobs on the lens and press the "Close" button to return to the
Setup Wizard.