Commodity2005200620072008200920102011
Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ...$876,896$973,698$1,747,771$2,535,390$2,326,321$6,590,484$10,867,864
Objective lenses (excl. of 9002.11), of any mat., mounted$267,509$351,824$443,352$644,734$665,886$541,515$520,209
Filters (i.e., optical elements), of any mat., mounted$41,010$99,716$709,609$339,629$235,266$283,496$255,923
Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ...$180,195$281,105$360,894$677,848$337,230$327,624$376,812
Total$1,365,610$1,706,343$3,261,626$4,197,601$3,564,703$7,743,119$12,020,808