Commodity20052006200720082010
Optical fibres, optical fibre bundles & cables (excl. of 85.44)$23,917$21,380 $126,285 
Contact lenses    $1,325
Spectacle lenses of glass, unmounted$5,690$4 $4,576$51,738
Spectacle lenses of mats. other than glass, unmounted$11 $1,373$13,747$1,455
Lenses (excl. of 9001.30-9001.50), prisms, mirrors & oth. optical elements, ...$8,818$33,898$5,617$74$25,875
Total$38,436$55,282$6,990$144,682$80,393