After the test. of resistance to atmospheric agents, the outer face of the samples shall be free from cracks, scratches, chipping and deformation, and the mean variation in transmission Ξt = π2 β π3, measured on the three samples π2 according to the procedure described in Appendix 2 to this Annex shall not exceed 0.020 (Ξtm < 0.020).
Appears in 2 contracts
Sources: Agreement Concerning the Adoption of Harmonized Technical United Nations Regulations for Wheeled Vehicles, Agreement Concerning the Adoption of Harmonized Technical United Nations Regulations for Wheeled Vehicles