Commodity2005200620072008200920102011
Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ...$336,331$3,401,791$6,451,491$11,409,748$7,608,232$9,328,183$18,094,643
Objective lenses (excl. of 9002.11), of any mat., mounted$13,112,774$12,782,237$12,236,077$13,166,288$10,144,400$9,443,907$11,172,792
Filters (i.e., optical elements), of any mat., mounted$2,458,560$1,347,127$2,079,882$1,538,901$2,304,103$1,707,448$2,590,648
Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ...$5,290,411$6,126,192$4,828,115$5,929,981$10,628,517$9,403,946$15,247,135
Total$21,198,076$23,657,347$25,595,565$32,044,918$30,685,252$29,883,484$47,105,218