Sign & Digital Graphics

July '16

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S I G N & D I G I T A L G R A P H I C S • July 2016 • 29 Photo 3: White and red halo. Photo 4: White and yellow halo combination. common) may also be a perfectly appro- priate conguration. Consider this sign (see photo 5). This sign has an excellent outline against the well proportioned white halo. The single color seems appropri- ate for the business type as white is often associated with cleanliness and purity. Importantly, the building also has a white façade which adds to the halo luminance. Halo Brightness Adequate halo brightness is a critical factor in the effectiveness of a reverse channel letter set. Some letter sets lack sufcient light intensity to generate an optimal halo lit effect. Part of the site survey must include the environment in which the sign will function. Letters which are mounted indoors have a stronger halo brightness Photo 5: Reverse lit letters with white halo.

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