Commodity2005200620072008200920102011
Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ...$11,760$8,185$776 $2,115  
Objective lenses (excl. of 9002.11), of any mat., mounted$7,021 $72$298   
Filters (i.e., optical elements), of any mat., mounted$198      
Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ...$90$1,813$1,823  $1,748$172
Total$19,069$9,998$2,671$298$2,115$1,748$172