Figure A-5 Angled Picket Fence Orientation - Microscan MS-615 User Manual

Orientation
Note: Raster scanning is almost always done with picket fence labels.
Maximum raster height is 0.38 inch at 10 inches.
Angled Picket Fence Orientation
The problems associated with picket fence can be minimized by slightly tilt-
ing the scan line (figure A-5). This allows a larger portion of the label to be
scanned and increases the label placement area by "simulating" the ladder
orientation. This of course is impractical with a short bar code height.
Angled picket fence is recom-
mended only where the bar code is
Direction of label travel
reasonably tall and the label speed
Scan line
is not too fast in relation to the scan
Label
field width, since angling the label
will reduce the number of scans on Label
placement
the label.
area
Note: Since raster lines will cross
most picket fence labels several
Scan width
times, there is typically no advan-
tage to angled picket fence in con-
Figure A-5 Angled Picket Fence
nection with raster scanning.
Orientation
A-7
MS-610 Scanner User's Manual