Commodity2005200620072008200920102011
Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ...$846,700$1,097,095$2,468,957$4,802,407$2,934,705$2,355,077$2,820,480
Objective lenses (excl. of 9002.11), of any mat., mounted$5,016,113$5,504,629$5,386,925$5,635,536$3,402,603$3,776,024$5,758,073
Filters (i.e., optical elements), of any mat., mounted$452,718$256,141$334,498$341,715$384,632$372,416$365,468
Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ...$1,733,583$1,642,711$4,157,784$6,070,543$8,039,463$26,358,739$40,518,633
Total$8,049,114$8,500,576$12,348,164$16,850,201$14,761,403$32,862,256$49,462,654