Commodity2005200620072008200920102011
Optical fibres, optical fibre bundles & cables (excl. of 85.44) $242,829$290   $1,285
Sheets & plates of polarising mat.      $161
Contact lenses$2,536$2,852$2,306    
Spectacle lenses of glass, unmounted $79     
Spectacle lenses of mats. other than glass, unmounted$104      
Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ...   $1,458$150$2,355 
Total$2,640$245,760$2,596$1,458$150$2,355$1,446