Worth Data 5000 TriCoder s Especificaciones Pagina 22

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Slot Badge Scanners
Slot badge scanners require only one hand for operation; the user simply slides
his badge with a bar code on the bottom edge through the scanner. These are
typically used in unattended entry/exit stations for payroll, club membership
accounting, school lunch assistance programs, etc. Slot badge scanners are
similar to wand scanners, but usually refined so that one resolution can read
most types of bar codes with no difficulty. Slot Scanners utilize the additional
space for larger optics; a slot badge scanner usually has a vertical aperture to
look at the elements, thus allowing a high-resolution slot badge scanner to read
almost all types of printed bar codes, from dot matrix to high density.
Slot Badge Scanner
Slot Badge scanners also come with visible or infrared light sources. Visible
can read any bar code which can be seen with the eye including bar codes
printed on thermal printers, (infrared cannot read thermal printed bar codes);
infrared slot badge scanners would be used for security "black on black" bar
codes, (the black bar code is covered by a black window on the badge, but the
black window looks clear under infrared light).
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