GRE-68-41
SAE comments on document GRE/2011/35
SAE comments on the Chinese proposal to update the ‘resistence to atmospheric agents’ test by applying the spectral energy distribution of sunlight as defined in CIE Publication No. 85:1989, Table 4.
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37. The expert from China introduced ECE/TRANS/WP.29/GRE/2012/35 and GRE-68-35, proposing to improve the resistance test of lens material to atmospheric agents. GRE noted some comments about the the impact of changed requirements and test methods on the re-qualification of existing approved materials, even if in principle the regulation could be updated. The expert from SAE provided the secretariat with written comments after the meeting (GRE-68-41) to the proposals tabled by the expert from China.