SYSTEM, METHOD AND KIT FOR CHECKING COMPLIANCE OF MINIMUM RETROREFLECTION Russian patent published in 2016 - IPC G09F13/16 

FIELD: roads.

SUBSTANCE: there are offered a system, a method and a kit to check road signs. Set for checks of road signs comprises first housing accommodating with the possibility of removal the first group of coatings, including: first white coating with retroreflection level equal to at least 35 KD/la/m², second white coating with retroreflection level equal to at least 50 KD/la/m², third white coating with retroreflection level equal to at least 120 CD/la/m², fourth white coating with retroreflection level equal to at least 250 CD/la/m², first green coating with retroreflection level equal to at least 7 CD/La/m², second green coating with retroreflection level equal to at least 15 CD/la/m², third green coating with retroreflection level equal to at least 25 CD/la/m², first yellow coating with retroreflection level equal to at least 50 KD/la/m², second yellow coating with retroreflection level equal to at least 75 CD/La/m², first orange coating with retroreflection level equal to at least 50 KD/la/m², second Orange coating with retroreflection level equal to at least 75 CD/la/m², first red coating with retroreflection level equal to at least 7 CD/la/m², mounting device for mounting one coverage from the specified first group of coatings to a road sign one fastener coating from said first set of coatings to road sign, the first manual light source and the second manual light source that has the intensity of the output light beam equal to at least 500,000 CD.

EFFECT: illumination, comparison and detection are done in daylight.

17 cl, 6 dwg, 4 tbl