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Invisible
Fluorescents
A
range of white or nearly white pigments which can be incorporated into
a varnish at very low levels to achieve a virtually invisible coating,
which under excitation from a given light wavelength (Usually long Ultra
Violet 365nm) will fluoresce in the visible area of the spectrum.
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Under
natural daylight
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Under
Ultra Violet Light
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Glowbug
Invisibles are categorised into 2 types:
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