Measurement methods when testing for luminance contrast – Specular Inclusive vs Exclusiv...
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TGSI’s & Luminance Contrast Tactile Ground Surface Indicator’s (TGSI’s) are de...
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We are all familiar with the now, common sight of Tactile Ground Surface indicators, (TGSI’s) on f...
read moreI thought I’d post this after having discussions with numerous people regarding equipment and ...
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