Ultraviolet Filtering Acrylics
Light, produced naturally or artificially,
is needed to sustain life on this
planet...but it can also be very harmful. In
fact ultraviolet light is one of the worst
enemies of valuable artwork and historical
documents.
Polycast offers a full line of UV filtering
acrylics to help defend precious items
against this harmful light. Our UF-96
represents the evolution UV filtering
acrylics, but we also produce UF-3 (yellow
edge color), UF-4 (slightly yellow edge
color) and amber colored acrylics in a wide
variety of thicknesses and sheet sizes to
meet your exact specifications. S-A-R (Super
Abrasion Resistant) coatings are also
available for high traffic exhibits.
Clear Perfection
UF-96 offers the clearest attractive medium
for use in displaying and protecting your
most important valuables. Its pleasing clear
edge enhances the integrity and visual
aesthetics of your exhibit and allows you to
achieve nearly invisible glue joints that
give the impression of a singular protective
case. There are certain amber colored
acrylics that offer a slightly higher level
of UV protection, but they do not provide
the "clear" effect of the UF-96.
UF-96 can be cut, drilled, or routed using
standard woodworking tools as well as
screenprinted and thermoformed. It also has
five times the impact resistance and half
the weight of glass.
What is harmful light?
The wavelength of light is measured in
nanometers (billionths of a meter). Light
with short wavelengths causes more
structural damage and fading of colors in
organic materials than light with longer
wavelengths. Ultraviolet (UV) radiation is
considered to be the range of light between
200nm and 400nm. The atmosphere filters out
most of the sun's UV radiation below 300nm,
but the remaining (between 300nm and 400nm)
can cause significant damage. Artificial
light sources can also contribute some
amount of UV light in this harmful
wavelength range. Polycast UF Acrylics
protect precious exhibit items from these
harmful UV rays.
Spectral Curve
This graph illustrates the blocking
effectiveness of UF-96 as compared to other
products, with the Percent Transmission axis
signifying the light transmission of the
acrylic at a given wavelength. Light below
400nm is considered to be ultraviolet. As
you can see, almost all of the ultraviolet
rays are blocked by UF-96, giving you the
clearest, strongest guardian for your items.
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| UV
filtering acrylics help defend precious
artwork and documents against harmful light
without limiting visitors' ability to view
the items.
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