Commodity20052008200920102011
Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ... $7,200   
Objective lenses (excl. of 9002.11), of any mat., mounted  $520  
Filters (i.e., optical elements), of any mat., mounted$2,455$2,553,565$1,356,461$1,478,580$1,686,659
Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ... $52,056   
Total$2,455$2,612,821$1,356,981$1,478,580$1,686,659