Photometric specifications for distinctive markings or graphics of class D and class E: Maximum values for the Coefficient of Retro-reflection R' [cd⋅m-2⋅lx-1] | a0c0 |
Photometric specifications for distinctive markings or graphics of class D and class E: Maximum values for the Coefficient of Retro-reflection R' [cd⋅m-2⋅lx-1] | a0c0 |