Commodity2005200620072008200920102011
Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ...$10,987$3,009$6,458$12,653$31,229$37,523$678
Objective lenses (excl. of 9002.11), of any mat., mounted$571$58$309$1,430$557  
Filters (i.e., optical elements), of any mat., mounted $127$31$129$1,417$1,704$612
Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ...$4,189$1,774$827$511 $160$1,128
Total$15,747$4,968$7,625$14,723$33,203$39,387$2,418