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| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 | 2011 |
| Objective lenses for cameras/projectors/photog. enlargers/reducers, of any ... | $50 | | | | | |
| Objective lenses (excl. of 9002.11), of any mat., mounted | | $50 | | $225 | $1,234 | |
| Filters (i.e., optical elements), of any mat., mounted | | | $4,568 | $6 | $50 | $2,030 |
| Lenses, prisms, mirrors & oth.optical elements, of any mat., mounted, being ... | | | | $113 | $5 | $101 |
| Total | $50 | $50 | $4,568 | $344 | $1,289 | $2,131 |
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