Commodity2005200620072008200920102011
Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ...$36,891$65,129$168,850$228,255$123,863$64,424$223,712
Objective lenses (excl. of 9002.11), of any mat., mounted$49,732$79,317$49,996$68,656$26,484$48,247$19,442
Filters (i.e., optical elements), of any mat., mounted$67,541$50,393$37,858$31,246$7,839$25,695$34,854
Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ...$49,429$127,605$78,761$113,081$48,085$44,923$43,473
Total$203,593$322,444$335,465$441,238$206,271$183,289$321,481