Commodity200520062007200820092010
Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ...$801,867$841,906$851,662$1,036,170$641,641$822,792
Objective lenses (excl. of 9002.11), of any mat., mounted$15,930$26,320$78,830$34,767$62,245$245,746
Filters (i.e., optical elements), of any mat., mounted$45,540$44,104$157,904$245,683$543,844$101,233
Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ...$79,352$700,830$250,819$286,804$72,221$70,146
Total$942,689$1,613,160$1,339,215$1,603,424$1,319,951$1,239,917