CEN/TC 169/WG 10 - Performance of Optical Materials for Luminaires

This European standard is applicable to the optical performance of untreated or coated materials supplied in plane sheet or strip form for use as a plane or formed reflector as well as preformed reflectors both as originally produced and after prescribed tests to determine probable maintained performance in service. This includes:
a)   untreated base materials, including:
1)   aluminium,
2)   steel,
3)   plastic,
4)   glass.
b)   surface treated materials, including:
1)   polished materials,
2)   anodised materials,
3)   vacuum metallised materials,
4)   painted materials,
5)   multilayer systems.
This European Standard is not applicable to fluorescent materials.