January 25, 2017
Delta is launching RetroSign GRX for measuring night-time visibility of road traffic signs, high visibility clothing, licence plates and reflective tapes
Delta said that the GRX is replacing its previous hand-held traffic sign retroreflectometers, the GR1 and GR3 that were launched a decade ago.
Similar to its predecessor models, the RetroSign GRX is very easy to calibrate and operate. It adds new features allowing users to carry out a more complete measurement programme, for example, on road traffic