Blockout, black-back and double-sided are three different things
Three different things used interchangeably. Blockout is the performance, black-back the construction, double-sided the job. You can have blockout without black-back, and you can fail at double-sided with a genuine blockout.
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Backlit
Blockout, black-back and double-sided are three different things
Three different things used interchangeably. Blockout is the performance, black-back the construction, double-sided the job. You can have blockout without black-back, and you can fail at double-sided with a genuine blockout.
Why does my backlit graphic have hot spots?
Hot spots are not a fabric fault. They are cones of light that ran out of room to overlap. Three variables set it — fixture depth, LED pitch and diffusion — and you can...
Light transmission or light shading: which number is on your spec sheet?
They are opposite measures of the same thing, and mixing them up ranks your options backwards. A fabric at 60% light shading passes less light than one at 48% light transmission. Six fabrics, normalised...