Take two. The U.S. $5 bill has infrared watermarks. They manifest themselves as dull bands running from top to bottom just off-center and to the elft. You can see hem in "The United States" and in the shrubbery at the bottom.
Whte light
Infrared
There is also a UV stripe on the front and the back visible with a UV flashlight, but I haven't been able to figure out a way to photograph it.
Mike
U.S. $5 bill infrared watermark
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U.S. $5 bill infrared watermark
Michael Reese Much FRMS EMS Bethlehem, Pennsylvania, USA
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UV watermark
VERY good. Never thought of dual lighting.
Mike
Mike
Michael Reese Much FRMS EMS Bethlehem, Pennsylvania, USA